Backend Developer | API & Systems

I build secure, scalable, and high-performance backend systems using modern technologies.

About Me

I’m Sawan Kumar, a backend developer passionate about building efficient APIs, handling databases, and designing clean server-side architectures. I enjoy solving complex problems and optimizing backend performance.

Technical Skills

Languages

JavaScript, Python, Java, SQL

Frameworks

Node.js, Express, NestJS, Django

Databases

MongoDB, MySQL, PostgreSQL, Redis

Tools

Git, Docker, Postman, Linux

Projects

User Management System

Secure authentication system with JWT, role-based access, and REST APIs using Node.js and MongoDB.

E-Commerce Backend

Scalable backend with products, orders, and payments using NestJS and PostgreSQL.

Blog API

CRUD API for posts and comments with authentication using Django.

Contact

Email: sawan.kumar@email.com

GitHub: github.com/sawankumar

LinkedIn: linkedin.com/in/sawankumar