Arijit Roy Chowdhury

About Arijit Roy Chowdhury

Senior Frontend Engineer with 7+ years of experience building scalable, high-performance Web and TV applications using React, TypeScript, SvelteKit, and modern JavaScript frameworks.Specialize in:• Secure UI development (OAuth2, OIDC, PKCE)• Performance optimization and code architecture• State management (XState, Redux)• Building large-scale streaming and Web applications• Component-driven architecture and clean code practicesRecently, I worked on secure authentication flows and frontend architecture improvements in an enterprise-scale environment.I am currently open to frontend engineering opportunities where I can contribute with ownership, architectural thinking, and delivery excellence.

Experience

1. Software Engineer

   Accenture

   Jun 2024 — Present · Bengaluru, IN

   Leading UI development of a next-gen video streaming platform for Web & Smart TV using React, Next.js, SvelteKit, TypeScript, Redux and XState- Architected the end-to-end OAuth 2.0 PKCE Authentication flow, enabling secure login, token refresh, and logout across Web and TV environments- Enhanced application stability and maintainability by implementing state machines with XState, reducing complex UI logic and improving scalability- Resolved a critical production authentication defect in the transactional flow — delivered a robust fix that improved reliability and user trust- Drove modern testing excellence using Vitest, Jest, RTL and Svelte Testing Library, achieving 90%+ unit test coverage with CI integration- Integrated GraphQL APIs for real-time data synchronization, ensuring smoother performance and faster load times- Optimized performance through code splitting, caching, and lazy loading — reducing load time and improving playback experience.

Education

• Lovely Professional University

  Master of Computer Applications - MCA

• University of Calcutta

  Bachelor of Science - BS