Sajan kumar Mandal

Building fast, scalable, and responsive web applications using React.js and modern JavaScript (ES6+). Skilled in Hooks, Redux, Context API, and REST API integration. Focused on writing clean, maintainable code and delivering high-performance, user-centric UI.

MERN Stack Developer at Codex us lab Ai Solution (2026-02 – 2026-07)

• Developed scalable UI using React.js (Hooks) with clean, component-based architecture
• Managed state using Redux / Context API for predictable data flow
• Integrated REST APIs using async JavaScript with proper error and loading handling
• Built responsive UI using Tailwind CSS integrated with React, ensuring fast and consistent styling
• Optimized performance using lazy loading, memoization, and minimizing re-renders

Bachelor of Technology in Computer Science Engineering – NIMS University, Jaipur, Rajasthan (2022-07 – 2026-07)

Senior Secondary – Bihar School Examination Board (2020-03 – 2022-03)