Nirupam Sur

About Nirupam Sur

I am a committed full-stack developer, currently building a tech product from scratch. I have a passion for Java, Spring Boot and Microservices and specialize in creating efficient and performant web applications. I like to transform complex business requirements into scalable and maintainable code. I have also solved over 500+ Data Structure and Algorithm problems on LeetCode, Gfg, Coding Ninjas which has honed my problem-solving skills.Backend Development :My backend development skills are centered around Spring and Spring Boot with MySQL, PostgreSQL serving as the backend database, Hibernate, JPA as ORM tool. I also have enough knowledge in JDBC, Servlet, JSP as basics. I have implemented end-to-end features, including authentication authorization with Spring security and JWT, also integrating Payment Gateway like Razorpay. I have decent knowledge and internship experience with complex advance topics like Batch Processing, Background Scheduling, Pagination, Email and Message servicing etc. Also I have knowledge in Git, GitHub, version control and deployments using Docker, AWS, Google Cloud and many more. Currently I\'m learning Microservices and how to create scalable apps using complex design patterns.Frontend Development :I have honed my skills in frontend development, writing complex and reusable code in React.js. I am proficient in using Tailwind CSS and SCSS for designing compelling user interfaces. My experience extends to managing state and data fetching with libraries like react-query. I have also worked with complex advanced topics like Asynchronous JS, Audio Frames Processing, Web sockets, Microtask Queues, BLOB Data Processing, Event Binding and many more.Machine Learning :I’m passionate about building intelligent systems using Machine Learning and Deep Learning. My expertise spans TensorFlow, PyTorch, and NLP with a strong focus on Large Language Models (LLMs) and Generative AI. I have hands-on experience with Hugging Face, LangChain, LangGraph, and RAG-based architectures to create real-world AI solutions. I’m always exploring innovative ways to combine data, models, and reasoning for impactful AI applications.

Experience

1. Systems Engineer

   Tata Consultancy Services

   Feb 2026 — Present · Kolkata, IN

Education

• Jadavpur University

  Master of Computer Applications - MCA, Computer Science

• Panskura Banamali College(Autonomous)

  Bachelor of Science - BS, Computer Science(H), Computer Science