NITISH KUMAR

Software Engineer @ Sarat Tech | Backend developer| Java | Spring Boot | Microservices | React.js | MySQL | System Design

Hyderabad, Telangana, India

About

I am a Java Full Stack Developer with hands-on experience in building scalable web applications using Spring Boot and React. I specialize in backend development, REST API design, and full-stack integration. 💼 What I’ve Built: ✔ Developed a production-ready College Management System with 6+ modules ✔ Designed secure REST APIs with role-based authentication ✔ Built file upload system supporting JPG, PNG, PDF, and CR2 formats ✔ Improved system performance by 25% through query optimization ✔ Developed responsive React.js frontend integrated with backend APIs 🛠 Tech Stack: Java | Spring Boot | Hibernate | React.js | MySQL | REST APIs | Git/GitHub 🚀 Currently Learning: Microservices | Docker | AWS Cloud | System Design 🎯 I enjoy solving real-world problems and building scalable backend systems. I’m open to opportunities as a Java Developer / Full Stack Developer. Let’s connect and build something impactful!

Experience

  • Java Software Engineer at Sarat Tech
    Feb 2025 - Present · 1 yr 6 mos

    • Developed and maintained 15+ REST APIs using Spring Boot and MySQL, improving system efficiency by 30%. • Implemented role-based authentication using Spring Security for Admin, Staff, and Student modules. • Integrated backend APIs with React.js frontend, improving user experience and performance. • Reduced API response time by optimizing database queries. • Collaborated with team using Git and participated in code reviews. • Assisted in debugging production issues and improving system stability.

  • Software Developer at SARAT TECH PVT. LTD.
    Jan 2025 - Present · 1 yr 7 mos

    Jan 2025 – Present • Designed and developed a production-ready College Management System handling 6+ modules (Students, Staff, Attendance, Fees, Results) • Built scalable REST APIs with role-based authentication and secure data handling • Implemented file upload system supporting JPG, PNG, PDF, and CR2 formats with validation and storage • Developed React.js frontend integrated with Spring Boot backend for seamless user experience • Optimized MySQL queries, improving data retrieval performance by 25% • Followed clean architecture and modular coding practices for maintainability

  • Internship Trainee at Naresh i Technology at Naresh i Technologies
    Jul 2023 - Feb 2024 · 8 mos

    Java Developer Intern – [Hyderabad] | July 2023 – February 2024 Tech: Java, Spring Boot, MySQL, React.JS • Assisted in developing REST APIs using Spring Boot for client management system • Worked on database schema design and query optimization • Debugged backend modules and improved application performance • Collaborated in Agile environment using Git and daily stand-ups