Nitish Kumar

Full Stack Developer with ~4 years of experience building and scaling web applications with Node.js and React. Proven record designing RESTful APIs, integrating third-party services, and implementing JWT authentication and API security best practices. Experienced with MongoDB and PostgreSQL, Git-based workflows, code reviews, and performance debugging at scale. Strong collaborator with product, design, and QA teams, consistently delivering production-ready features on tight timelines.

Backend Developer - Praxio IT Consulting - Coimbatore, India

(2026-01 - 2026-08)

• Engineered RESTful backend APIs in close collaboration with frontend and product teams, improving overall API performance by 10%.
• Led pull request and code reviews across a team of 10, maintaining consistent code quality and adherence to best practices.
• Diagnosed and resolved recurring backend defects, improving overall application stability and reliability.

Full Stack Developer - Xentrix Hi-Tech (P) LTD - Coimbatore, India

(2024-12 - 2025-11)

• Built and maintained full-stack web applications using React, Node.js, and PostgreSQL, increasing data processing speed by 20%.
• Developed and consumed RESTful APIs, cutting page load time by 30% through React code-splitting, lazy loading, and API response caching.
• Implemented secure JWT-based authentication and authorization, closing a key gap in the app's API security posture.

Web Developer - Libre Solutions - Coimbatore, India

(2024-01 - 2024-11)

• Deployed a WordPress-based WooCommerce platform, reducing manual client onboarding time by 30%.
• Refactored React components to streamline rendering, cutting page load time by 15%.

Web Developer - Hummingbird Digital India Pvt Limited - Coimbatore, India

(2022-04 - 2023-07)

• Maintained and enhanced web applications using React and Node.js, delivering high-quality code and consistent uptime and performance.
• Integrated third-party APIs to streamline hotel registration workflows, cutting onboarding time from 2 weeks to 3 days.

Master of Computer Science Application - CSA - Sri Ramakrishna Mission Vivekananda Educational and Research Institute, Coimbatore

Diploma in Information Technology - DIT - Sri Ramakrishna Mission Vidhyalaya Polytechnic College, Coimbatore