vithya sri

Front End Web Developer

Chennai, India 4+ yrs exp 89 · Excellent

About

Frontend Developer with 4.5+ years of experience building scalable, high-performance web applications using React, Redux Toolkit, and TypeScript. Skilled in responsive, mobile-first design, WCAG 2.1 accessibility, automated testing (Jest, React Testing Library), and AWS/CI-CD deployment pipelines. Proven track record of improving application performance and reliability, including AI-integrated UI development using React, AWS Lambda, and OpenAI APIs.

Skills & Expertise (42)

React.js Advanced

9.0/10

4.5

Years Exp

Redux Toolkit Advanced

8.5/10

4.5

Years Exp

HTML5 Advanced

8.0/10

4.5

Years Exp

CSS3 Advanced

8.0/10

4.5

Years Exp

RESTful APIs Advanced

8.0/10

4.5

Years Exp

Git Advanced

8.0/10

4.5

Years Exp

Typescript Intermediate

7.5/10

Years Exp

AWS Intermediate

7.5/10

Years Exp

Docker Intermediate

7.0/10

Years Exp

Agile Intermediate

7.0/10

4.5

Years Exp

Scrum Intermediate

7.0/10

4.5

Years Exp

Tailwind CSS Intermediate

7.0/10

Years Exp

Material-UI Intermediate

7.0/10

Years Exp

Kubernetes Intermediate

6.5/10

Years Exp

VS Code ARIA WCAG 2.1 Accessibility Performance Optimization Mobile-First Design Responsive Design Visual Studio IntelliJ GitHub Actions Jenkins Eclipse CloudFront S3 Lambda Gitlab GitHub Postman Lighthouse Chrome DevTools Cypress React Testing Library Jest React Query React Context REDUX Axios Javascript (ES6+

Work Experience

Frontend Developer – React.js

Tata Consultancy Services (Astro Client)

May 2025 - Jun 2026

Led AI-content UI development using React, AWS Lambda, and OpenAI APIs; built prompt-driven components and resilient loading/error states. Reduced initial load time by 25% through code-splitting, lazy loading, and bundle optimization (Lighthouse, Chrome DevTools). Implemented Jest/RTL unit tests, achieving 90%+ coverage on new features and lowering production regressions.

Frontend Developer – React.js

Tata Consultancy Services (USAA Client — Insurance Domain)

May 2023 - May 2025

Built 20+ responsive, mobile-first screens using React, Redux Toolkit, and Tailwind CSS, improving onboarding adoption across the portal. Re-architected data flows with Redux Toolkit, improving responsiveness under peak traffic and reducing incidents by 30%. Added error boundaries, RBAC-protected routes, and WCAG 2.1 accessibility fixes while mentoring junior developers.

Frontend Developer – React.js

Tata Consultancy Services (USAA Client — Banking Domain)

Dec 2021 - May 2023

Delivered banking dashboard features integrating real-time REST APIs, improving frontend performance by 20% through memoization. Implemented Formik + Yup for scalable form validation, cutting validation bugs by 40%. Maintained high unit test coverage and actively participated in Agile sprints and code reviews.