DevTinder: Hackathon Teammate Finder Backend

DevTinder is a backend API service designed to help developers find and connect with potential hackathon teammates. Built with Node.js, Express, and MongoDB, it provides user authentication, profile management, connection requests, and a user feed to discover new teammates.

Features

• User registration and authentication (JWT-based)
• Profile creation, viewing, and editing
• Send and review connection requests (interested, ignored, accepted, rejected)
• View pending requests and existing connections
• User feed to discover new users
• Secure endpoints with authentication middleware

Tech Stack

• Node.js
• Express.js
• MongoDB (Mongoose ODM)
• JWT for authentication
• bcrypt for password hashing
• cookie-parser for cookie management

Getting Started

1. Clone the repository
2. Install dependencies: npm install
3. Set up your MongoDB connection in src/config/database.js
4. Start the server: npm run dev

API Endpoints

Auth

POST /auth/signup

Register a new user. Body:

{
	"firstName": "John",
	"lastName": "Doe",
	"emailId": "john@example.com",
  "about": "",
  "photoURL": "",
	"password": "yourpassword",
	"gender": "male|female",
	"skills": ["JavaScript", "React"]
}

Response: user created successfully or error message.

POST /auth/login

Login user and receive JWT token in a cookie. Body:

{
	"emailId": "john@example.com",
	"password": "yourpassword"
}

Response: Sets token cookie, returns user info.

POST /auth/logout

Logout user (clears token cookie).

---

Profile

All profile routes require authentication (token cookie).

GET /profile/view

Get the logged-in user's profile.

POST /profile/edit

Edit the logged-in user's profile. Body:

{
	"about": "New about info",
	"skills": ["Node.js", "MongoDB"]
}

---

Connection Requests

All request routes require authentication.

POST /request/send/:status/:toUserId

Send a connection request to another user.

• status: intrested or ignored
• toUserId: MongoDB ObjectId of the user to connect with

POST /request/review/:status/:requestId

Review a received connection request.

• status: accepted or rejected
• requestId: ID of the connection request

---

User

All user routes require authentication.

GET /user/requests/pending

Get all pending ("intrested") connection requests received by the logged-in user.

GET /user/connections

Get all users with whom the logged-in user has an accepted connection.

GET /user/feed

Get a paginated list of users the logged-in user has not interacted with.

• Query params: page (default 1), limit (default 10, max 50)

---

Models

User

• firstName, lastName, emailId, about, PhotoURL, gender, skills, password

ConnectionRequest

• fromUserId, toUserId, status (intrested, ignored, accepted, rejected)

---

Authentication

All protected routes require a valid JWT token sent as a cookie named token.

License

ISC