Chetan Kumar Singh
Software Engineer@TCS(Digital) || 3 🌟 Leetcode || Java || Spring Boot || DSA
- Role
- Software Engineer at Tata Consultancy Services
- Location
- Mumbai, MH, IN
- LinkedIn followers
- 500 followers
About Chetan Kumar Singh
Skills: java | Spring Boot | Hibernate | MySQL | javascript | Rest APIs | Microservices | Redis -Coursework : Data structure & algorithm | OOPS | System design(LLD)-Solved 850+ problems on leetcode & gfg-3 on Leetcode & awarded to top 6% leetcoders.@Summary:Full Stack Developer – CIMS (Centralized Information Management System) Project • Migrated legacy Spring MVC application to Spring Boot, simplifying configuration, speeding startup, and enabling production-ready auto-configuration. • Decomposed the application into RESTful Spring Boot microservices to improve modularity, scalability, and deployment flexibility. • Implemented Redis caching (Spring Cache / RedisTemplate) to reduce database load and significantly improve response times for frequently accessed data. • Integrated stateless authentication using Spring Security with JWT tokens and role-based access control to secure microservices and APIs. • Led requirement analysis, design, coding, debugging, and deployment; applied performance tuning and best practices to ensure robust, efficient application performance. • Automated builds and deployments (CI/CD) and added basic observability to monitor service health and cache efficiency.
Experience
Software Engineer
Jun 2023 — Present · Navi Mumbai, IN
Education
Lakshmi Narain College of Technology, Kalchuri Nagar, Raisen Road, Post Klua, Bhopal-462021
Bachelor of Technology - BTech
2019 — 2023
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