Puneet Jain

About Puneet Jain

I’m a Full Stack Software Engineer with hands-on experience building scalable, production-ready web applications.Currently working at Tata Consultancy Services (TCS), I design and develop full-stack solutions using React, Next.js, Node.js, NestJS, Express, MongoDB, and AWS, with a strong focus on performance, clean architecture, and reliability.I’ve improved application performance through component optimization and code-splitting, migrated file workflows to AWS S3, and refactored legacy systems to reduce errors and improve stability. I enjoy working across the stack — from crafting responsive UIs to building secure, well-structured backend services.I’ve also worked on e-commerce platforms and mobile apps, implementing features like authentication, role-based access, product management, checkout flows, and cloud-based image handling.Tech I work with:React, Next.js, Node.js, NestJS, Express, MongoDB, MySQL, AWS (S3), Docker, Redux Toolkit, TailwindCSSI’m passionate about clean code, continuous learning, and building products that scale well in real-world environments.

Experience

1. Full Stack Engineer Ericsson (Via Tcs)

   Tata Consultancy Services

   Jan 2025 — Present · Mumbai, IN

   Developed and maintained full-stack applications using React, Next.js, Node.js, NestJS, Express, MongoDB and AWS (S3)Designed and integrated REST APIs and microservices for seamless frontend–backend communicationMigrated file handling workflows to AWS S3, improving upload/download speeds by 30%Refactored legacy modules, reducing application error rates by 15%Collaborated closely with QA, DevOps, and Product teams to deliver client-facing features under tight timelines

Education

• Yaduvanshi shiksha niketan

  10th

• Yaduvanshi shiksha niketan

  12th

• The LNM Institute of Information Technology

  Computer and communication engineering , Computer Engineering

  2020 — 2024