Rahul Kumar

Backend Developer | 3+ Years Experience | MERN Stack (React.js , Node.js, MongoDB) | Python DSA | Building High-Performance Web Apps | · Dhanbad-Ranchi Area

As a Senior Analyst with a year of experience in full-stack development, I approach challenges with a blend of logical analysis and pragmatic problem-solving. My curiosity drives me to continuously explore new technologies, while my collaborative and organized nature ensures efficient and effective project delivery.

Experience

Senior Analyst

HCL Technologies · Jan 2021 – May 2025

Not yet confirmed

• During my tenure as a Senior Analyst and Web Developer at HCL Technologies, I specialized in engineering robust full-stack web applications across both frontend and backend layers.
• By collaborating closely with agile, cross-functional teams.
• On the server side, I architected high-performance backend systems using Node.js, Express.js, and MongoDB, successfully designing secure REST APIs with complex business logic that slashed API data retrieval latency .
• Dedicated to system integrity, I consistently optimized application performance by resolving critical client-side bottlenecks and state-management challenges to ensure a seamless user experience.