TechBlog API - Spring Boot Backend

A production-ready TechBlog Backend REST API built using Spring Boot, Spring Security (JWT), MySQL/TiDB, and WebSocket. It powers a modern blogging platform with secure authentication, profile management, posts, comments, likes, follow system, notifications, OTP verification, and real-time updates.

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Features

Authentication

• User Registration
• Login with JWT Authentication
• Secure Password Encryption (BCrypt)
• Email OTP Verification
• Forgot Password
• Reset Password

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User Management

• Update User Profile
• Upload Profile Picture
• Search Users
• User Dashboard
• View User Profile

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Posts

• Create Post
• Update Post
• Delete Post
• View All Posts
• View User Posts

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Likes

• Like Post
• Unlike Post
• Real-time Like Count

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Comments

• Add Comment
• Delete Comment
• View Comments

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Follow System

• Follow User
• Unfollow User
• Followers List
• Following List

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Notifications

• Real-time Notifications
• WebSocket Integration
• STOMP Messaging
• SockJS Support

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File Upload

• Upload Profile Images
• Static Resource Serving
• Image Persistence
• Production File Handling

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Security

• JWT Authentication
• Spring Security
• Stateless Sessions
• BCrypt Password Encoding
• Protected REST APIs
• CORS Configuration

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Tech Stack

Backend

• Java 21
• Spring Boot
• Spring Security
• Spring Data JPA
• Hibernate
• Maven

Database

• TiDB Cloud (MySQL Compatible)

Authentication

• JWT
• BCrypt

Email

• Brevo SMTP

Real-Time

• WebSocket
• STOMP
• SockJS

Deployment

• Render
• Docker

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Project Structure

src
 ├── config
 ├── controller
 ├── dto
 ├── entity
 ├── repository
 ├── security
 ├── service
 ├── websocket
 └── util

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Major Modules

• Authentication
• OTP Verification
• User Management
• Posts
• Likes
• Comments
• Follow System
• Notifications
• Profile Upload
• JWT Security

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REST APIs

Authentication

POST /api/users/register
POST /api/users/login
POST /api/users/verify
POST /api/users/forgot-password
POST /api/users/reset-password

User

GET    /api/users/me
PUT    /api/users/update
POST   /api/users/upload
GET    /api/users/search

Posts

GET    /api/posts
POST   /api/posts
PUT    /api/posts/{id}
DELETE /api/posts/{id}

Comments

POST   /api/comments
DELETE /api/comments/{id}

Likes

POST /api/likes/toggle

Follow

POST /api/follow/{id}
DELETE /api/follow/{id}

Notifications

GET /api/notifications

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🔐 Security Flow

Register
      ↓
OTP Verification
      ↓
Login
      ↓
JWT Token
      ↓
Protected APIs

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Deployment

Backend is deployed on Render.

Database is hosted on TiDB Cloud.

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👨‍💻 Author

Aakash Prasad Chaurasiya

• Java Full Stack Developer
• Spring Boot Developer
• Backend & Scalable Systems Enthusiast

Portfolio: https://www.aakashchaurasiya.com.np

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⭐ Future Improvements

• Bookmark Posts
• Saved Posts
• Admin Panel
• Analytics Dashboard
• Image Compression
• AWS S3 Storage
• Docker Compose
• Kubernetes Deployment
• Redis Cache
• Rate Limiting