Rachit Kumar
Full Stack Developer
Modinagar, India
#OpenToWork
About
I am a Full Stack Developer with experience building backend services and full-stack applications since at least 2025. Most recently, I worked as a Backend Developer at CARRERNEST and Digital Express India, focusing on scalable backend architectures and real-time web applications.
My work spans Node.js, Express.js, MongoDB, React.js, and Socket. IO. I have built and integrated over 30 REST APIs with JWT authentication, developed real-time chat applications supporting 100+ users, and created full-stack platforms with role-based dashboards and real-time collaboration features.
What I'm looking for
I am looking for Web Development role.
Experience
Backend Developer
CARRERNEST
Feb 2026 – Apr 2026
Node.js, Express.js, MongoDB, Socket. IO, JWT, Git Engineered backend services using Node.js and.js for 3+ real-time web applications with improved API handling and scalable architecture.
Built a real-time chat application using Socket. IO, enabling instant messaging for 100+ users with low- latency, seamless communication.
Built secure authentication and authorization systems using JWT and protected backend routes.
Implemented friend connection request functionality with optimized REST APIs and MongoDB handling with optimized REST APIs and MongoDB database handling.
Collaborated with developers using Git and Agile methodologies to deliver reliable backend solutions.
Node.jsSocket.IOJWT
Backend Developer
Digital Express India
Sep 2025 – Dec 2025
Node.js, Express.js, MongoDB, REST APIs, JWT, Git Engineered and maintained scalable backend services using Node.js and Express.js for web-based applications.
Built and integrated 30+ REST APIs with secure authentication and authorization mechanisms using JWT.
Enhanced MongoDB queries and backend workflows to improve application performance and API response time.
Collaborated with frontend developers and Agile teams using Git, code reviews, and version control practices to deliver production-ready backend features.
Node.jsExpress.jsMongoDB
Education
R.D Engineering College
B.Tech · CSE
2022 – 2026
TRM Public School
Intermediate
2021 – 2022
Skills
CSS3HTML5NetlifyRenderPostmanDockerGitHubRedisMySQLBootstrapTailwind CSSJavaScriptWebSocketsREST APIsSocket.IOJWT AuthenticationReact.jsMongoDBExpress.jsNode.js
Languages
English (Professional working proficiency)Hindi (Professional working proficiency)