Harshad Waghmare

Full Stack Developer specializing in MERN Stack development, REST API engineering, and scalable web application architecture. Proficient in Node.js, Express.js, React.js, and Next.js with hands-on experience delivering production-ready applications featuring JWT authentication, role-based authorization (RBAC), and MongoDB/PostgreSQL database integration. Adept at clean code architecture, API performance optimization, and building startup-ready software.

Full Stack Developer Intern at Next Gen Startup (2025-12 – 2026-03)

• Developed and deployed JWT-based authentication and role-based authorization (RBAC) workflows with optimized MongoDB schema integrations and structured RESTful CRUD operations, improving backend security and data consistency across all API endpoints.
• Diagnosed and resolved critical API performance bottlenecks using query optimization and server-side caching strategies, reducing average response latency and improving overall application throughput in a production environment.
• Engineered reusable React.js component architecture with protected route handling and scalable state management using Zustand and Redux, reducing frontend development time and ensuring consistent UI behaviour across the application.
• Designed and delivered fully responsive, mobile-first UI layouts using Tailwind CSS, improving cross-device user experience and contributing to frontend component reusability standards that accelerated feature delivery.

Bachelor of Engineering in Computer Science & Engineering (AI/ML) – Smt. Indira Gandhi College of Engineering, Navi Mumbai, Maharashtra (2026)