first commit

backend/.env

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+# ── Google OAuth ──────────────────────────────────────────────
+# Get these from https://console.cloud.google.com/
+# Authorized redirect URI must include: http://localhost:8000/api/auth/google/callback
+GOOGLE_CLIENT_ID=49118838430-vf3ttj24hour4rcj48boo7n58dh7l8jo.apps.googleusercontent.com
+GOOGLE_CLIENT_SECRET=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
+
+# ── JWT ───────────────────────────────────────────────────────
+# Generate with: python -c "import secrets; print(secrets.token_hex(32))"
+JWT_SECRET=supersecretchangeme123456789abcdefghijklmnop
+JWT_ALGORITHM=HS256
+JWT_EXPIRE_HOURS=168
+
+# ── MongoDB ───────────────────────────────────────────────────
+MONGODB_URI=mongodb://localhost:27017
+MONGODB_DB=hireai
+
+# ── Gemini AI ─────────────────────────────────────────────────
+GEMINI_API_KEY=AIzaSyDQkd0AlWlCU2mFyq99aLTXj83qBncIUgQ
+
+# ── App URLs ──────────────────────────────────────────────────
+FRONTEND_URL=http://localhost:5173
+BACKEND_URL=http://localhost:8000
+
+# ── Email (SMTP) ──────────────────────────────────────────────
+MAIL_USERNAME=your-gmail@gmail.com
+MAIL_PASSWORD=your-app-password
+MAIL_FROM=your-gmail@gmail.com
+MAIL_SERVER=smtp.gmail.com
+MAIL_PORT=587
+MAIL_TLS=True
+MAIL_SSL=False

backend/app/__init__.py

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+# HireAI app package

backend/app/config.py

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+from pydantic_settings import BaseSettings, SettingsConfigDict
+from functools import lru_cache
+
+
+class Settings(BaseSettings):
+    # Google OAuth
+    google_client_id: str = ""
+    google_client_secret: str = ""
+
+    # JWT
+    jwt_secret: str = "supersecretchangeme"
+    jwt_algorithm: str = "HS256"
+    jwt_expire_hours: int = 168  # 7 days
+
+    # MongoDB
+    mongodb_uri: str = "mongodb://localhost:27017"
+    mongodb_db: str = "hireai"
+
+    # Gemini
+    gemini_api_key: str = ""
+
+    # URLs
+    frontend_url: str = "http://localhost:5173"
+    backend_url: str = "http://localhost:8000"
+
+    # Email
+    mail_username: str = ""
+    mail_password: str = ""
+    mail_from: str = ""
+    mail_server: str = "smtp.gmail.com"
+    mail_port: int = 587
+    mail_tls: bool = True
+    mail_ssl: bool = False
+
+    model_config = SettingsConfigDict(env_file=".env", extra="ignore")
+
+
+@lru_cache
+def get_settings() -> Settings:
+    return Settings()

backend/app/database.py

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+from motor.motor_asyncio import AsyncIOMotorClient, AsyncIOMotorGridFSBucket
+from pymongo.server_api import ServerApi
+from app.config import get_settings
+
+settings = get_settings()
+
+client: AsyncIOMotorClient = None
+db = None
+gridfs_bucket: AsyncIOMotorGridFSBucket = None
+
+
+async def connect_db():
+    global client, db, gridfs_bucket
+    client = AsyncIOMotorClient(
+        settings.mongodb_uri,
+        server_api=ServerApi("1"),
+    )
+    db = client[settings.mongodb_db]
+    gridfs_bucket = AsyncIOMotorGridFSBucket(db, bucket_name="resumes")
+    # Ping to verify connection
+    await client.admin.command("ping")
+    print(f"[OK] Connected to MongoDB: {settings.mongodb_db}")
+
+
+
+async def close_db():
+    global client
+    if client:
+        client.close()
+        print("[CLOSED] MongoDB connection closed")
+
+
+
+def get_db():
+    return db
+
+
+def get_gridfs():
+    return gridfs_bucket

backend/app/dependencies.py

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+from datetime import datetime, timedelta, timezone
+from typing import Optional
+from fastapi import Depends, HTTPException, status
+from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
+from jose import JWTError, jwt
+from app.config import get_settings
+from app.database import get_db
+
+settings = get_settings()
+bearer_scheme = HTTPBearer(auto_error=False)
+
+
+def create_access_token(data: dict) -> str:
+    payload = data.copy()
+    expire = datetime.now(timezone.utc) + timedelta(hours=settings.jwt_expire_hours)
+    payload.update({"exp": expire, "iat": datetime.now(timezone.utc)})
+    return jwt.encode(payload, settings.jwt_secret, algorithm=settings.jwt_algorithm)
+
+
+def decode_token(token: str) -> Optional[dict]:
+    try:
+        return jwt.decode(
+            token,
+            settings.jwt_secret,
+            algorithms=[settings.jwt_algorithm],
+        )
+    except JWTError:
+        return None
+
+
+async def get_current_user(
+    credentials: Optional[HTTPAuthorizationCredentials] = Depends(bearer_scheme),
+    db=Depends(get_db),
+):
+    """FastAPI dependency: validates JWT and returns the current user doc."""
+    if not credentials:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Not authenticated",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+
+    payload = decode_token(credentials.credentials)
+    if not payload:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Invalid or expired token",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+
+    user = await db["users"].find_one({"google_id": payload.get("sub")})
+    if not user:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="User not found",
+        )
+
+    return user

backend/app/models/pronunciation.py

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+from pydantic import BaseModel
+from typing import List
+from datetime import datetime
+
+class PronunciationItem(BaseModel):
+    word: str
+    phonetic: str
+    syllables: List[str]
+    definition: str
+
+class PronunciationDB(PronunciationItem):
+    id: str
+    created_at: datetime

backend/app/models/question.py

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+from pydantic import BaseModel
+from typing import List, Optional
+from datetime import datetime
+
+class QuestionItem(BaseModel):
+    question: str
+    expected_answer: str
+    hint: str
+    difficulty: Optional[str] = "Medium"
+    category: Optional[str] = "Technical"
+
+class QuestionSetIn(BaseModel):
+    resume_id: str
+    requirement_id: str
+
+class QuestionSetOut(BaseModel):
+    id: str
+    user_id: str
+    resume_id: str
+    requirement_id: str
+    questions: List[QuestionItem]
+    created_at: datetime

backend/app/models/requirements.py

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+from pydantic import BaseModel, Field
+from typing import List, Optional
+from datetime import datetime
+
+
+class RequirementsIn(BaseModel):
+    role_name: str
+    experience_years: int = 0
+    mandatory_skills: List[str] = []
+    nice_to_have_skills: List[str] = []
+    job_description: Optional[str] = None
+
+
+class RequirementsOut(RequirementsIn):
+    id: str
+    user_id: str
+    created_at: datetime
+    updated_at: datetime

backend/app/models/resume.py

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+from pydantic import BaseModel
+from typing import Optional, List
+from datetime import datetime
+from bson import ObjectId
+
+
+class ParsedResume(BaseModel):
+    name: Optional[str] = None
+    email: Optional[str] = None
+    phone: Optional[str] = None
+    linkedin: Optional[str] = None
+    github: Optional[str] = None
+    website: Optional[str] = None
+    objective: Optional[str] = None
+    skills: List[str] = []
+    languages: List[str] = []
+    interests: List[str] = []
+    projects: List[dict] = []
+    education: List[dict] = []
+    experience: List[dict] = []
+    raw_text: str = ""
+
+
+class ResumeOut(BaseModel):
+    id: str
+    filename: str
+    file_type: str
+    uploaded_by: str
+    parsed: ParsedResume
+    uploaded_at: str
+    gridfs_id: Optional[str] = None

backend/app/models/schedule.py

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+from pydantic import BaseModel, Field, EmailStr
+from typing import Optional
+from datetime import datetime
+
+
+class ScheduleIn(BaseModel):
+    resume_id: str
+    candidate_email: EmailStr
+    candidate_name: str
+    interview_date: str # ISO string or YYYY-MM-DD
+    interview_time: str # HH:MM AM/PM
+    interview_type: str = "Technical" # Technical, HR, etc.
+    meeting_link: Optional[str] = None
+    notes: Optional[str] = None
+
+
+class ScheduleOut(ScheduleIn):
+    id: str
+    user_id: str
+    status: str = "Scheduled" # Scheduled, Completed, Cancelled
+    created_at: datetime
+    updated_at: datetime

backend/app/models/user.py

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+from pydantic import BaseModel, EmailStr
+from typing import Optional
+from datetime import datetime
+
+
+class UserInDB(BaseModel):
+    google_id: str
+    email: EmailStr
+    name: str
+    picture: Optional[str] = None
+    created_at: datetime = None
+    last_login: datetime = None
+
+
+class UserOut(BaseModel):
+    google_id: str
+    email: str
+    name: str
+    picture: Optional[str] = None

backend/app/routers/__init__.py

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+from app.routers import auth, resume, requirements, schedule, questions, pronunciation
+
+__all__ = ["auth", "resume", "requirements", "schedule", "questions", "pronunciation"]

backend/app/routers/auth.py

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+"""
+Google OAuth 2.0 flow:
+  1. GET /api/auth/google/login   → redirect to Google consent screen
+  2. GET /api/auth/google/callback → exchange code for tokens → get user info
+                                   → upsert user in MongoDB → issue JWT
+                                   → redirect to frontend with token
+  3. GET /api/auth/me             → return current user (protected)
+  4. POST /api/auth/logout        → client-side only (stateless JWT), just 200
+"""
+
+from fastapi import APIRouter, Depends, HTTPException, Request
+from fastapi.responses import RedirectResponse, JSONResponse
+import httpx
+from datetime import datetime, timezone
+from app.config import get_settings
+from app.database import get_db
+from app.dependencies import create_access_token, get_current_user
+from app.models.user import UserOut
+
+router = APIRouter(prefix="/api/auth", tags=["auth"])
+settings = get_settings()
+
+GOOGLE_AUTH_URL = "https://accounts.google.com/o/oauth2/v2/auth"
+GOOGLE_TOKEN_URL = "https://oauth2.googleapis.com/token"
+GOOGLE_USERINFO_URL = "https://www.googleapis.com/oauth2/v3/userinfo"
+
+SCOPES = "openid email profile"
+
+
+# ── Step 1: Redirect to Google ─────────────────────────────────
+@router.get("/google/login")
+async def google_login():
+    redirect_uri = f"{settings.backend_url}/api/auth/google/callback"
+    params = (
+        f"?client_id={settings.google_client_id}"
+        f"&redirect_uri={redirect_uri}"
+        f"&response_type=code"
+        f"&scope={SCOPES}"
+        f"&access_type=offline"
+        f"&prompt=select_account"
+    )
+    return RedirectResponse(url=GOOGLE_AUTH_URL + params)
+
+
+# ── Step 2: Callback from Google ───────────────────────────────
+@router.get("/google/callback")
+async def google_callback(code: str, db=Depends(get_db)):
+    redirect_uri = f"{settings.backend_url}/api/auth/google/callback"
+
+    # Exchange authorization code for tokens
+    async with httpx.AsyncClient() as client:
+        token_response = await client.post(
+            GOOGLE_TOKEN_URL,
+            data={
+                "code": code,
+                "client_id": settings.google_client_id,
+                "client_secret": settings.google_client_secret,
+                "redirect_uri": redirect_uri,
+                "grant_type": "authorization_code",
+            },
+        )
+
+    if token_response.status_code != 200:
+        error_url = f"{settings.frontend_url}/login?error=google_token_failed"
+        return RedirectResponse(url=error_url)
+
+    tokens = token_response.json()
+    access_token = tokens.get("access_token")
+
+    # Fetch user profile from Google
+    async with httpx.AsyncClient() as client:
+        userinfo_response = await client.get(
+            GOOGLE_USERINFO_URL,
+            headers={"Authorization": f"Bearer {access_token}"},
+        )
+
+    if userinfo_response.status_code != 200:
+        error_url = f"{settings.frontend_url}/login?error=google_userinfo_failed"
+        return RedirectResponse(url=error_url)
+
+    google_user = userinfo_response.json()
+    google_id = google_user.get("sub")
+    email = google_user.get("email", "")
+    name = google_user.get("name", "")
+    picture = google_user.get("picture", "")
+
+    # Upsert user in MongoDB
+    now = datetime.now(timezone.utc)
+    await db["users"].update_one(
+        {"google_id": google_id},
+        {
+            "$set": {
+                "email": email,
+                "name": name,
+                "picture": picture,
+                "last_login": now,
+            },
+            "$setOnInsert": {
+                "google_id": google_id,
+                "created_at": now,
+            },
+        },
+        upsert=True,
+    )
+
+    # Issue JWT
+    jwt_token = create_access_token(
+        data={"sub": google_id, "email": email, "name": name, "picture": picture}
+    )
+
+    # Redirect to frontend with token
+    frontend_redirect = f"{settings.frontend_url}/auth/callback?token={jwt_token}"
+    return RedirectResponse(url=frontend_redirect)
+
+
+# ── Get current user (protected) ──────────────────────────────
+@router.get("/me", response_model=UserOut)
+async def get_me(current_user: dict = Depends(get_current_user)):
+    return UserOut(
+        google_id=current_user["google_id"],
+        email=current_user["email"],
+        name=current_user["name"],
+        picture=current_user.get("picture"),
+    )
+
+
+# ── Logout (stateless — client drops the JWT) ─────────────────
+@router.post("/logout")
+async def logout():
+    return JSONResponse({"message": "Logged out successfully"})

backend/app/routers/pronunciation.py

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+from fastapi import APIRouter, Depends, HTTPException
+from datetime import datetime, timezone
+from typing import List
+import random
+
+from app.database import get_db
+from app.models.pronunciation import PronunciationDB
+from app.services.gemini_service import get_word_pronunciation
+
+router = APIRouter(prefix="/api/pronunciation", tags=["pronunciation"])
+
+TECH_TERMS = [
+    "Kubernetes", "PostgreSQL", "Nginx", "Polymorphism", "Encapsulation",
+    "Asynchronous", "Concurrency", "Django", "Vue", "TypeScript",
+    "GraphQL", "Docker", "Microservices", "Idempotent", "Heuristic",
+    "Tuple", "Boolean", "JSON", "YAML", "Ubuntu",
+    "Vite", "Pinia", "Axios", "FastAPI", "Uvicorn",
+    "OAuth", "JWT", "PyMuPDF", "GridFS", "MongoDB",
+    "Motor", "Asynchronous", "Middleware", "Interceptor", "Composition",
+    "Component", "Reactive", "Computed", "State", "Mutation",
+    "Action", "Getter", "Router", "Guard", "Plugin"
+]
+
+@router.get("/tech-terms", response_model=List[str])
+async def get_tech_terms():
+    """Returns a list of 50 common tech terms to prepopulate the UI."""
+    return TECH_TERMS
+
+@router.get("/word-of-the-day")
+async def get_word_of_the_day(db=Depends(get_db)):
+    """Returns a random word from the DB, or a default one if DB is empty."""
+    count = await db["pronunciations"].count_documents({})
+    if count == 0:
+        return {"word": "Polymorphism", "phonetic": "/ˌpɒlɪˈmɔːfɪzəm/", "definition": "The provision of a single interface to entities of different types."}
+    
+    # Pick a random document
+    import random
+    random_skip = random.randint(0, count - 1)
+    doc = await db["pronunciations"].find().skip(random_skip).limit(1).to_list(length=1)
+    
+    if doc:
+        return {
+            "word": doc[0]["word"],
+            "phonetic": doc[0]["phonetic"],
+            "definition": doc[0]["definition"]
+        }
+    return {"word": "Polymorphism", "phonetic": "/ˌpɒlɪˈmɔːfɪzəm/", "definition": "The provision of a single interface to entities of different types."}
+
+@router.get("/{word}", response_model=PronunciationDB)
+async def get_pronunciation(word: str, db=Depends(get_db)):
+    """Fetches pronunciation info from MongoDB or Gemini."""
+    word_lower = word.lower().strip()
+    
+    # 1. Check DB Cache
+    existing = await db["pronunciations"].find_one({"word_lower": word_lower})
+    if existing:
+        existing["id"] = str(existing.pop("_id"))
+        return existing
+        
+    # 2. Call Gemini
+    try:
+        data = await get_word_pronunciation(word)
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+        
+    # 3. Store in DB
+    now = datetime.now(timezone.utc)
+    doc = {
+        "word": data["word"],
+        "word_lower": word_lower,
+        "phonetic": data["phonetic"],
+        "syllables": data["syllables"],
+        "definition": data["definition"],
+        "created_at": now
+    }
+    
+    result = await db["pronunciations"].insert_one(doc)
+    doc["id"] = str(result.inserted_id)
+    return doc

backend/app/routers/questions.py

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+from fastapi import APIRouter, Depends, HTTPException, status
+from bson import ObjectId
+from datetime import datetime, timezone
+from typing import List
+
+from app.database import get_db
+from app.dependencies import get_current_user
+from app.models.question import QuestionSetIn, QuestionSetOut, QuestionItem
+from app.services.gemini_service import generate_interview_questions
+
+router = APIRouter(prefix="/api/questions", tags=["questions"])
+
+@router.post("/generate", response_model=QuestionSetOut, status_code=status.HTTP_201_CREATED)
+async def generate_questions(
+    req: QuestionSetIn,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        resume_oid = ObjectId(req.resume_id)
+        req_oid = ObjectId(req.requirement_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID format")
+
+    # Fetch resume
+    resume = await db["resumes"].find_one({"_id": resume_oid, "uploaded_by": current_user["google_id"]})
+    if not resume:
+        raise HTTPException(status_code=404, detail="Resume not found")
+
+    # Fetch requirements
+    requirement = await db["requirements"].find_one({"_id": req_oid, "user_id": current_user["google_id"]})
+    if not requirement:
+        raise HTTPException(status_code=404, detail="Requirement not found")
+
+    # Generate questions via Gemini
+    try:
+        # Pass resume text and requirements to Gemini
+        generated_data = await generate_interview_questions(
+            resume_text=resume.get("parsed", {}).get("raw_text", ""),
+            role_name=requirement.get("role_name", ""),
+            skills=requirement.get("mandatory_skills", []) + requirement.get("nice_to_have_skills", []),
+            experience=requirement.get("experience_years", 0),
+            projects=resume.get("parsed", {}).get("projects", [])
+        )
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+    # Save to MongoDB
+    now = datetime.now(timezone.utc)
+    doc = {
+        "user_id": current_user["google_id"],
+        "resume_id": req.resume_id,
+        "requirement_id": req.requirement_id,
+        "questions": generated_data,
+        "created_at": now
+    }
+    
+    # Upsert logic to overwrite if same pair exists
+    result = await db["questions"].find_one_and_update(
+        {
+            "user_id": current_user["google_id"],
+            "resume_id": req.resume_id,
+            "requirement_id": req.requirement_id
+        },
+        {"$set": doc},
+        upsert=True,
+        return_document=True
+    )
+    
+    result["id"] = str(result.pop("_id"))
+    return result
+
+@router.get("/{resume_id}", response_model=List[QuestionSetOut])
+async def get_questions_for_resume(
+    resume_id: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    cursor = db["questions"].find({"user_id": current_user["google_id"], "resume_id": resume_id}).sort("created_at", -1)
+    results = []
+    async for doc in cursor:
+        doc["id"] = str(doc.pop("_id"))
+        results.append(doc)
+    return results

backend/app/routers/requirements.py

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+from fastapi import APIRouter, Depends, HTTPException, status
+from bson import ObjectId
+from datetime import datetime, timezone
+from typing import List
+
+from app.database import get_db
+from app.dependencies import get_current_user
+from app.models.requirements import RequirementsIn, RequirementsOut
+
+router = APIRouter(prefix="/api/requirements", tags=["requirements"])
+
+@router.post("/", response_model=RequirementsOut, status_code=status.HTTP_201_CREATED)
+async def create_requirements(
+    req: RequirementsIn,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    now = datetime.now(timezone.utc)
+    doc = req.model_dump()
+    doc["user_id"] = current_user["google_id"]
+    doc["created_at"] = now
+    doc["updated_at"] = now
+    
+    result = await db["requirements"].insert_one(doc)
+    doc["id"] = str(result.inserted_id)
+    return doc
+
+@router.get("/", response_model=List[RequirementsOut])
+async def list_requirements(
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    cursor = db["requirements"].find({"user_id": current_user["google_id"]}).sort("updated_at", -1)
+    reqs = []
+    async for doc in cursor:
+        doc["id"] = str(doc.pop("_id"))
+        reqs.append(doc)
+    return reqs
+
+@router.get("/{req_id}", response_model=RequirementsOut)
+async def get_requirement(
+    req_id: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(req_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID")
+        
+    doc = await db["requirements"].find_one({"_id": oid, "user_id": current_user["google_id"]})
+    if not doc:
+        raise HTTPException(status_code=404, detail="Requirement not found")
+        
+    doc["id"] = str(doc.pop("_id"))
+    return doc
+
+@router.put("/{req_id}", response_model=RequirementsOut)
+async def update_requirement(
+    req_id: str,
+    req: RequirementsIn,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(req_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID")
+        
+    update_data = req.model_dump()
+    update_data["updated_at"] = datetime.now(timezone.utc)
+    
+    result = await db["requirements"].find_one_and_update(
+        {"_id": oid, "user_id": current_user["google_id"]},
+        {"$set": update_data},
+        return_document=True
+    )
+    
+    if not result:
+        raise HTTPException(status_code=404, detail="Requirement not found")
+        
+    result["id"] = str(result.pop("_id"))
+    return result
+
+@router.delete("/{req_id}", status_code=status.HTTP_204_NO_CONTENT)
+async def delete_requirement(
+    req_id: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(req_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID")
+        
+    result = await db["requirements"].delete_one({"_id": oid, "user_id": current_user["google_id"]})
+    if result.deleted_count == 0:
+        raise HTTPException(status_code=404, detail="Requirement not found")

backend/app/routers/resume.py

@@ -0,0 +1,180 @@
+from fastapi import APIRouter, Depends, HTTPException, UploadFile, File, status
+from fastapi.responses import StreamingResponse
+from bson import ObjectId
+from datetime import datetime, timezone
+import io
+
+from app.database import get_db, get_gridfs
+from app.dependencies import get_current_user
+from app.services.resume_parser import parse_pdf, parse_docx
+
+router = APIRouter(prefix="/api/resume", tags=["resume"])
+
+ALLOWED_TYPES = {
+    "application/pdf": "pdf",
+    "application/vnd.openxmlformats-officedocument.wordprocessingml.document": "docx",
+    "application/msword": "doc",
+}
+MAX_SIZE_MB = 10
+
+
+# ── Upload & Parse ──────────────────────────────────────────────
+@router.post("/upload", status_code=status.HTTP_201_CREATED)
+async def upload_resume(
+    file: UploadFile = File(...),
+    db=Depends(get_db),
+    gridfs=Depends(get_gridfs),
+    current_user: dict = Depends(get_current_user),
+):
+    # Validate content type
+    content_type = file.content_type or ""
+    if content_type not in ALLOWED_TYPES:
+        raise HTTPException(
+            status_code=400,
+            detail="Only PDF and DOCX files are accepted.",
+        )
+
+    file_bytes = await file.read()
+
+    # Validate size
+    if len(file_bytes) > MAX_SIZE_MB * 1024 * 1024:
+        raise HTTPException(
+            status_code=400,
+            detail=f"File too large. Max size is {MAX_SIZE_MB}MB.",
+        )
+
+    # Parse resume
+    file_type = ALLOWED_TYPES[content_type]
+    if file_type == "pdf":
+        parsed = parse_pdf(file_bytes)
+    else:
+        parsed = parse_docx(file_bytes)
+
+    # Store file in GridFS
+    gridfs_id = await gridfs.upload_from_stream(
+        file.filename,
+        io.BytesIO(file_bytes),
+        metadata={"content_type": content_type, "uploaded_by": current_user["google_id"]},
+    )
+
+    # Store metadata in MongoDB
+    doc = {
+        "filename": file.filename,
+        "file_type": file_type,
+        "content_type": content_type,
+        "uploaded_by": current_user["google_id"],
+        "gridfs_id": str(gridfs_id),
+        "parsed": parsed,
+        "uploaded_at": datetime.now(timezone.utc),
+    }
+    result = await db["resumes"].insert_one(doc)
+
+    return {
+        "id": str(result.inserted_id),
+        "filename": file.filename,
+        "file_type": file_type,
+        "parsed": parsed,
+        "uploaded_at": doc["uploaded_at"].isoformat(),
+        "message": "Resume uploaded and parsed successfully",
+    }
+
+
+# ── List all resumes for current user ──────────────────────────
+@router.get("/")
+async def list_resumes(
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    cursor = db["resumes"].find(
+        {"uploaded_by": current_user["google_id"]},
+        {"parsed.raw_text": 0},  # exclude raw text from list view
+    ).sort("uploaded_at", -1)
+
+    resumes = []
+    async for doc in cursor:
+        doc["id"] = str(doc.pop("_id"))
+        doc["uploaded_at"] = doc["uploaded_at"].isoformat() if doc.get("uploaded_at") else ""
+        resumes.append(doc)
+
+    return resumes
+
+
+# ── Get single resume ──────────────────────────────────────────
+@router.get("/{resume_id}")
+async def get_resume(
+    resume_id: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(resume_id)
+    except Exception:
+        raise HTTPException(status_code=400, detail="Invalid resume ID")
+
+    doc = await db["resumes"].find_one(
+        {"_id": oid, "uploaded_by": current_user["google_id"]}
+    )
+    if not doc:
+        raise HTTPException(status_code=404, detail="Resume not found")
+
+    doc["id"] = str(doc.pop("_id"))
+    doc["uploaded_at"] = doc["uploaded_at"].isoformat() if doc.get("uploaded_at") else ""
+    return doc
+
+
+# ── Download original file ─────────────────────────────────────
+@router.get("/{resume_id}/download")
+async def download_resume(
+    resume_id: str,
+    db=Depends(get_db),
+    gridfs=Depends(get_gridfs),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(resume_id)
+    except Exception:
+        raise HTTPException(status_code=400, detail="Invalid resume ID")
+
+    doc = await db["resumes"].find_one(
+        {"_id": oid, "uploaded_by": current_user["google_id"]}
+    )
+    if not doc:
+        raise HTTPException(status_code=404, detail="Resume not found")
+
+    gridfs_id = ObjectId(doc["gridfs_id"])
+    stream = await gridfs.open_download_stream(gridfs_id)
+    content = await stream.read()
+
+    return StreamingResponse(
+        io.BytesIO(content),
+        media_type=doc["content_type"],
+        headers={"Content-Disposition": f'attachment; filename="{doc["filename"]}"'},
+    )
+
+
+# ── Delete resume ──────────────────────────────────────────────
+@router.delete("/{resume_id}", status_code=status.HTTP_204_NO_CONTENT)
+async def delete_resume(
+    resume_id: str,
+    db=Depends(get_db),
+    gridfs=Depends(get_gridfs),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(resume_id)
+    except Exception:
+        raise HTTPException(status_code=400, detail="Invalid resume ID")
+
+    doc = await db["resumes"].find_one(
+        {"_id": oid, "uploaded_by": current_user["google_id"]}
+    )
+    if not doc:
+        raise HTTPException(status_code=404, detail="Resume not found")
+
+    # Delete from GridFS
+    try:
+        await gridfs.delete(ObjectId(doc["gridfs_id"]))
+    except Exception:
+        pass  # GridFS file may already be gone
+
+    await db["resumes"].delete_one({"_id": oid})

backend/app/routers/schedule.py

@@ -0,0 +1,110 @@
+from fastapi import APIRouter, Depends, HTTPException, status
+from bson import ObjectId
+from datetime import datetime, timezone
+from typing import List
+
+from app.database import get_db
+from app.dependencies import get_current_user
+from app.models.schedule import ScheduleIn, ScheduleOut
+from app.services.email import send_interview_email
+
+router = APIRouter(prefix="/api/schedule", tags=["schedule"])
+
+@router.post("/", response_model=ScheduleOut, status_code=status.HTTP_201_CREATED)
+async def create_schedule(
+    sched: ScheduleIn,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    now = datetime.now(timezone.utc)
+    doc = sched.model_dump()
+    doc["user_id"] = current_user["google_id"]
+    doc["status"] = "Scheduled"
+    doc["created_at"] = now
+    doc["updated_at"] = now
+    
+    result = await db["schedules"].insert_one(doc)
+    doc["id"] = str(result.inserted_id)
+    
+    # Try sending email
+    email_sent = await send_interview_email(
+        candidate_email=sched.candidate_email,
+        candidate_name=sched.candidate_name,
+        date=sched.interview_date,
+        time=sched.interview_time,
+        meeting_link=sched.meeting_link or "",
+        notes=sched.notes or ""
+    )
+    
+    # Could log email_sent status if needed
+    
+    return doc
+
+@router.get("/", response_model=List[ScheduleOut])
+async def list_schedules(
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    cursor = db["schedules"].find({"user_id": current_user["google_id"]}).sort("interview_date", 1)
+    scheds = []
+    async for doc in cursor:
+        doc["id"] = str(doc.pop("_id"))
+        scheds.append(doc)
+    return scheds
+
+@router.get("/{sched_id}", response_model=ScheduleOut)
+async def get_schedule(
+    sched_id: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(sched_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID")
+        
+    doc = await db["schedules"].find_one({"_id": oid, "user_id": current_user["google_id"]})
+    if not doc:
+        raise HTTPException(status_code=404, detail="Schedule not found")
+        
+    doc["id"] = str(doc.pop("_id"))
+    return doc
+
+@router.put("/{sched_id}/status", response_model=ScheduleOut)
+async def update_schedule_status(
+    sched_id: str,
+    status: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(sched_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID")
+        
+    result = await db["schedules"].find_one_and_update(
+        {"_id": oid, "user_id": current_user["google_id"]},
+        {"$set": {"status": status, "updated_at": datetime.now(timezone.utc)}},
+        return_document=True
+    )
+    
+    if not result:
+        raise HTTPException(status_code=404, detail="Schedule not found")
+        
+    result["id"] = str(result.pop("_id"))
+    return result
+
+@router.delete("/{sched_id}", status_code=status.HTTP_204_NO_CONTENT)
+async def delete_schedule(
+    sched_id: str,
+    db=Depends(get_db),
+    current_user: dict = Depends(get_current_user),
+):
+    try:
+        oid = ObjectId(sched_id)
+    except:
+        raise HTTPException(status_code=400, detail="Invalid ID")
+        
+    result = await db["schedules"].delete_one({"_id": oid, "user_id": current_user["google_id"]})
+    if result.deleted_count == 0:
+        raise HTTPException(status_code=404, detail="Schedule not found")

backend/app/services/email.py

@@ -0,0 +1,51 @@
+import logging
+from fastapi_mail import FastMail, MessageSchema, ConnectionConfig, MessageType
+from pydantic import EmailStr
+from app.config import get_settings
+
+settings = get_settings()
+
+conf = ConnectionConfig(
+    MAIL_USERNAME=settings.mail_username,
+    MAIL_PASSWORD=settings.mail_password,
+    MAIL_FROM=settings.mail_from,
+    MAIL_PORT=settings.mail_port,
+    MAIL_SERVER=settings.mail_server,
+    MAIL_STARTTLS=settings.mail_tls,
+    MAIL_SSL_TLS=settings.mail_ssl,
+    USE_CREDENTIALS=True,
+    VALIDATE_CERTS=True
+)
+
+async def send_interview_email(candidate_email: EmailStr, candidate_name: str, date: str, time: str, meeting_link: str, notes: str):
+    # Only try to send if credentials are provided
+    if not settings.mail_username or not settings.mail_password:
+        logging.warning("Email credentials not configured. Skipping interview email sending.")
+        return False
+        
+    html = f"""
+    <div style="font-family: Arial, sans-serif; max-width: 600px; margin: 0 auto; color: #333;">
+        <h2 style="color: #2563eb;">Interview Scheduled</h2>
+        <p>Hi {candidate_name},</p>
+        <p>Your interview has been scheduled for <strong>{date}</strong> at <strong>{time}</strong>.</p>
+        <p><strong>Meeting Link:</strong> <a href="{meeting_link}">{meeting_link}</a></p>
+        {f'<p><strong>Notes:</strong> {notes}</p>' if notes else ''}
+        <br>
+        <p>Best regards,<br>HireAI Team</p>
+    </div>
+    """
+
+    message = MessageSchema(
+        subject="Interview Invitation - HireAI",
+        recipients=[candidate_email],
+        body=html,
+        subtype=MessageType.html
+    )
+
+    fm = FastMail(conf)
+    try:
+        await fm.send_message(message)
+        return True
+    except Exception as e:
+        logging.error(f"Failed to send email: {e}")
+        return False

backend/app/services/gemini_service.py

@@ -0,0 +1,104 @@
+import logging
+import json
+from google import genai
+from google.genai import types
+from app.config import get_settings
+from app.models.question import QuestionItem
+from app.models.pronunciation import PronunciationItem
+
+settings = get_settings()
+
+client = None
+if settings.gemini_api_key:
+    client = genai.Client(api_key=settings.gemini_api_key)
+
+async def generate_interview_questions(resume_text: str, role_name: str, skills: list[str], experience: int, projects: list[dict] = None) -> list[dict]:
+    if not client:
+        logging.error("Gemini API key not configured.")
+        raise ValueError("Gemini API key not configured")
+
+    # Format projects for the prompt
+    projects_section = ""
+    if projects:
+        projects_section = "\n    Candidate's Projects (PRIORITIZE these in your questions):\n"
+        for p in projects[:5]:
+            tech_str = ", ".join(p.get("tech", []))
+            projects_section += f"    - {p['name']}: {p.get('description', '')[:300]} (Tech: {tech_str})\n"
+    else:
+        projects_section = "    No projects listed."
+
+    prompt = f"""
+    You are an expert technical interviewer.
+    
+    Job Requirement:
+    - Role: {role_name}
+    - Required Experience: {experience} years
+    - Target Skills: {', '.join(skills)}
+    
+    {projects_section}
+    
+    Full Candidate Resume Text:
+    {resume_text}
+    
+    Generate exactly 5 interview questions following this distribution:
+    - Questions 1, 2, 3: MUST be directly about the candidate's specific PROJECTS listed above.
+      Ask about technical decisions made, challenges faced, architecture, or improvements they would make.
+    - Questions 4, 5: Should cover general skills from the job requirement.
+    
+    For each question, provide:
+    1. question: The question itself.
+    2. expected_answer: Key points an ideal answer should cover.
+    3. hint: A short hint if the candidate gets stuck.
+    4. difficulty: Easy, Medium, or Hard.
+    5. category: Technical, Behavioral, or System Design.
+    """
+
+    try:
+        response = client.models.generate_content(
+            model='gemini-2.5-flash',
+            contents=prompt,
+            config=types.GenerateContentConfig(
+                response_mime_type="application/json",
+                response_schema=list[QuestionItem],
+                temperature=0.7,
+            ),
+        )
+        questions = json.loads(response.text)
+        return questions
+    except Exception as e:
+        logging.error(f"Failed to generate questions: {e}")
+        raise ValueError(f"Failed to generate questions: {e}")
+
+async def get_word_pronunciation(word: str) -> dict:
+    if not client:
+        logging.error("Gemini API key not configured.")
+        raise ValueError("Gemini API key not configured")
+
+    prompt = f"""
+    You are an expert linguist and technical dictionary.
+    Analyze the technical term: "{word}"
+    
+    Provide the following structured information:
+    1. word: The correctly spelled word.
+    2. phonetic: The exact IPA (International Phonetic Alphabet) pronunciation (e.g., /ˌpɒlɪˈmɔːfɪzəm/).
+    3. syllables: An array of strings representing the syllable breakdown (e.g., ["pol", "y", "mor", "phism"]).
+    4. definition: A concise definition of the word, specifically in a computer science or tech context (max 2 sentences).
+    """
+
+    try:
+        response = client.models.generate_content(
+            model='gemini-2.5-flash',
+            contents=prompt,
+            config=types.GenerateContentConfig(
+                response_mime_type="application/json",
+                response_schema=PronunciationItem,
+                temperature=0.1,
+            ),
+        )
+        
+        # Parse the JSON response
+        data = json.loads(response.text)
+        return data
+    except Exception as e:
+        logging.error(f"Failed to get pronunciation: {e}")
+        raise ValueError(f"Failed to get pronunciation: {e}")

backend/app/services/resume_parser.py

@@ -0,0 +1,267 @@
+"""
+Resume parsing service — enhanced extraction.
+Supports PDF (via PyMuPDF) and DOCX (via python-docx).
+Extracts: name, email, phone, socials, objective, skills,
+          projects, education, experience, languages, interests.
+"""
+
+import re
+import io
+from typing import Optional
+
+
+# ── Section header patterns ───────────────────────────────────
+SECTION_PATTERNS = {
+    "objective":   r"objective|summary|profile|about me|career goal",
+    "skills":      r"skills|technical skills|competencies|technologies",
+    "experience":  r"experience|work history|employment|professional experience|internship",
+    "education":   r"education|academic|qualification|academics",
+    "projects":    r"projects|portfolio|personal projects|academic projects",
+    "languages":   r"languages|spoken languages",
+    "interests":   r"interests|hobbies|activities|extra.?curricular",
+    "certifications": r"certifications?|achievements?|awards?",
+}
+
+# ── Programming / spoken language keywords ────────────────────
+SKILL_KEYWORDS = {
+    "python", "javascript", "typescript", "java", "c++", "c#", "c", "go", "golang",
+    "rust", "swift", "kotlin", "scala", "ruby", "php", "r", "matlab", "bash",
+    "html", "css", "react", "vue", "angular", "next.js", "nuxt", "svelte",
+    "node.js", "express", "fastapi", "django", "flask", "spring", "laravel",
+    "machine learning", "deep learning", "tensorflow", "pytorch", "keras",
+    "scikit-learn", "pandas", "numpy", "matplotlib", "nlp", "computer vision",
+    "aws", "gcp", "azure", "docker", "kubernetes", "terraform", "jenkins",
+    "github actions", "ci/cd", "linux",
+    "mongodb", "postgresql", "mysql", "redis", "elasticsearch", "sqlite",
+    "dynamodb", "cassandra", "neo4j",
+    "git", "graphql", "rest api", "microservices", "kafka", "rabbitmq",
+    "websocket", "grpc", "firebase", "supabase", "prisma", "tailwind",
+}
+
+SPOKEN_LANGUAGE_KEYWORDS = {
+    "english", "hindi", "spanish", "french", "german", "chinese", "mandarin",
+    "japanese", "korean", "arabic", "portuguese", "italian", "russian",
+    "telugu", "tamil", "kannada", "bengali", "marathi", "gujarati", "malayalam",
+    "urdu", "punjabi",
+}
+
+
+# ── Low-level extractors ───────────────────────────────────────
+
+def extract_email(text: str) -> Optional[str]:
+    m = re.search(r"[a-zA-Z0-9._%+\-]+@[a-zA-Z0-9.\-]+\.[a-zA-Z]{2,}", text)
+    return m.group(0) if m else None
+
+
+def extract_phone(text: str) -> Optional[str]:
+    m = re.search(r"(\+?[\d\s\-().]{10,15})", text)
+    return m.group(0).strip() if m else None
+
+
+def extract_linkedin(text: str) -> Optional[str]:
+    m = re.search(r"linkedin\.com/in/[\w\-]+", text, re.IGNORECASE)
+    if m:
+        return "https://" + m.group(0)
+    return None
+
+
+def extract_github(text: str) -> Optional[str]:
+    m = re.search(r"github\.com/[\w\-]+", text, re.IGNORECASE)
+    if m:
+        return "https://" + m.group(0)
+    return None
+
+
+def extract_website(text: str) -> Optional[str]:
+    # Match personal URLs that are NOT linkedin/github
+    m = re.search(
+        r"https?://(?!.*(?:linkedin|github))[a-zA-Z0-9.\-/~]+",
+        text,
+        re.IGNORECASE,
+    )
+    return m.group(0) if m else None
+
+
+def extract_name(text: str) -> Optional[str]:
+    lines = [l.strip() for l in text.split("\n") if l.strip()]
+    name_pattern = re.compile(r"^[A-Z][a-z]+(?:\s[A-Z][a-z]+){1,3}$")
+    for line in lines[:15]:
+        if name_pattern.match(line):
+            return line
+    return None
+
+
+def extract_skills(text: str) -> list[str]:
+    text_lower = text.lower()
+    found = []
+    for skill in SKILL_KEYWORDS:
+        if re.search(r"\b" + re.escape(skill) + r"\b", text_lower):
+            found.append(skill.title() if len(skill) > 3 else skill.upper())
+    return sorted(set(found))
+
+
+def extract_languages(section_text: str, full_text: str) -> list[str]:
+    """Extract spoken/natural languages (not programming languages)."""
+    search_text = (section_text or full_text).lower()
+    found = []
+    for lang in SPOKEN_LANGUAGE_KEYWORDS:
+        if re.search(r"\b" + lang + r"\b", search_text):
+            found.append(lang.capitalize())
+    return sorted(set(found))
+
+
+def extract_interests(section_text: str) -> list[str]:
+    if not section_text:
+        return []
+    items = re.split(r"[,\n•\-|/]", section_text)
+    interests = [i.strip().strip("•-– ") for i in items if i.strip() and len(i.strip()) > 2]
+    # Deduplicate & cap
+    seen = set()
+    result = []
+    for item in interests:
+        if item.lower() not in seen and len(item) < 60:
+            seen.add(item.lower())
+            result.append(item.title())
+    return result[:15]
+
+
+def extract_projects(section_text: str) -> list[dict]:
+    """Parse projects section into list of {name, description, tech}."""
+    if not section_text:
+        return []
+
+    projects = []
+    # Split by common project delimiters: blank line, bullet, or ALL-CAPS title line
+    blocks = re.split(r"\n{2,}|(?=\n[•\-★▸])", section_text)
+
+    for block in blocks:
+        block = block.strip()
+        if not block:
+            continue
+
+        lines = [l.strip() for l in block.split("\n") if l.strip()]
+        if not lines:
+            continue
+
+        name = lines[0].lstrip("•-★▸ ").strip()
+        description = " ".join(lines[1:]).strip() if len(lines) > 1 else ""
+
+        # Extract tech from description
+        tech_found = []
+        desc_lower = description.lower()
+        for skill in SKILL_KEYWORDS:
+            if re.search(r"\b" + re.escape(skill) + r"\b", desc_lower):
+                tech_found.append(skill.title() if len(skill) > 3 else skill.upper())
+
+        if name and len(name) < 120:
+            projects.append({
+                "name": name,
+                "description": description[:600] if description else "",
+                "tech": sorted(set(tech_found)),
+            })
+
+    return projects[:10]
+
+
+def extract_education(section_text: str) -> list[dict]:
+    if not section_text:
+        return []
+
+    institutions = []
+    lines = [l.strip() for l in section_text.split("\n") if l.strip()]
+
+    i = 0
+    while i < len(lines):
+        line = lines[i]
+        # Detect degree lines
+        degree_pattern = re.search(
+            r"(b\.?tech|m\.?tech|b\.?e|m\.?e|bsc|msc|b\.?sc|m\.?sc|bachelor|master|phd|doctorate|diploma|high school|hsc|ssc|10th|12th)",
+            line, re.IGNORECASE
+        )
+        if degree_pattern:
+            entry = {
+                "degree": line,
+                "institution": lines[i + 1] if i + 1 < len(lines) else "",
+                "year": "",
+            }
+            # Look for year
+            for j in range(i, min(i + 4, len(lines))):
+                year_m = re.search(r"\b(19|20)\d{2}\b", lines[j])
+                if year_m:
+                    entry["year"] = year_m.group(0)
+                    break
+            institutions.append(entry)
+            i += 2
+        else:
+            i += 1
+
+    return institutions[:6]
+
+
+# ── Section splitter ───────────────────────────────────────────
+
+def split_sections(text: str) -> dict[str, str]:
+    sections: dict[str, list[str]] = {"header": []}
+    current = "header"
+    lines = text.split("\n")
+
+    for line in lines:
+        stripped = line.strip()
+        matched_section = None
+        for sec_key, pattern in SECTION_PATTERNS.items():
+            if re.match(rf"^({pattern})s?[\s:]*$", stripped, re.IGNORECASE):
+                matched_section = sec_key
+                break
+        if matched_section:
+            current = matched_section
+            sections.setdefault(current, [])
+        else:
+            sections.setdefault(current, []).append(stripped)
+
+    return {k: "\n".join(v) for k, v in sections.items()}
+
+
+# ── Main parse function ────────────────────────────────────────
+
+def parse_text(raw_text: str) -> dict:
+    sections = split_sections(raw_text)
+
+    objective_text = sections.get("objective", "").strip()
+
+    return {
+        "name":       extract_name(raw_text),
+        "email":      extract_email(raw_text),
+        "phone":      extract_phone(raw_text),
+        "linkedin":   extract_linkedin(raw_text),
+        "github":     extract_github(raw_text),
+        "website":    extract_website(raw_text),
+        "objective":  objective_text[:600] if objective_text else None,
+        "skills":     extract_skills(raw_text),
+        "languages":  extract_languages(sections.get("languages", ""), raw_text),
+        "interests":  extract_interests(sections.get("interests", "")),
+        "projects":   extract_projects(sections.get("projects", "")),
+        "education":  extract_education(sections.get("education", "")),
+        "experience": [],  # Structured experience parsing can be added as needed
+        "raw_text":   raw_text[:8000],  # increased cap for better AI context
+    }
+
+
+def parse_pdf(file_bytes: bytes) -> dict:
+    try:
+        import fitz  # PyMuPDF
+        doc = fitz.open(stream=file_bytes, filetype="pdf")
+        text = "\n".join(page.get_text() for page in doc)
+        doc.close()
+        return parse_text(text)
+    except Exception as e:
+        return {"error": str(e), "raw_text": "", "skills": [], "projects": []}
+
+
+def parse_docx(file_bytes: bytes) -> dict:
+    try:
+        from docx import Document
+        doc = Document(io.BytesIO(file_bytes))
+        text = "\n".join(p.text for p in doc.paragraphs)
+        return parse_text(text)
+    except Exception as e:
+        return {"error": str(e), "raw_text": "", "skills": [], "projects": []}

backend/main.py

@@ -0,0 +1,58 @@
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+from contextlib import asynccontextmanager
+
+from app.database import connect_db, close_db
+from app.config import get_settings
+from app.routers import auth, resume, requirements, schedule, questions, pronunciation
+
+settings = get_settings()
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    await connect_db()
+    yield
+    await close_db()
+
+
+app = FastAPI(
+    title="HireAI API",
+    description="AI-powered hiring platform backend",
+    version="1.0.0",
+    lifespan=lifespan,
+    docs_url="/docs",
+    redoc_url="/redoc",
+)
+
+# ── CORS ────────────────────────────────────────────────────────
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=[settings.frontend_url, "http://localhost:5173"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# ── Routers ─────────────────────────────────────────────────────
+app.include_router(auth.router)
+app.include_router(resume.router)
+app.include_router(requirements.router)
+app.include_router(schedule.router)
+app.include_router(questions.router)
+app.include_router(pronunciation.router)
+
+
+@app.get("/")
+async def root():
+    return {
+        "app": "HireAI API",
+        "version": "1.0.0",
+        "status": "running",
+        "docs": "/docs",
+    }
+
+
+@app.get("/health")
+async def health():
+    return {"status": "ok"}

backend/requirements.txt

@@ -0,0 +1,14 @@
+fastapi==0.115.5
+uvicorn[standard]==0.32.1
+motor==3.6.0
+pymongo>=4.9,<4.10
+python-multipart==0.0.12
+pymupdf==1.24.13
+python-docx==1.1.2
+httpx==0.27.2
+python-jose[cryptography]==3.3.0
+python-dotenv==1.0.1
+pydantic-settings==2.6.1
+pydantic[email]==2.10.3
+fastapi-mail==1.4.1
+google-genai>=2.3.0