Hemant Chaubey

Frontend Engineer
Rashmi classic , vasai nallasopara link road, nallasopara East, 401209, Mumbai, IN.

About

Accomplished Frontend Engineer with 3.5+ years of experience, specializing in high-performance React applications for over 120K users and driving user engagement. Expert in micro-frontend architecture, advanced state management, and performance optimization, consistently reducing load times by 60% and achieving 99.9% uptime. Leverages foundational AWS experience for scalable deployments and advocates for TDD, clean architecture, and cross-functional collaboration to deliver robust, product-driven solutions.

Work

Tata Consultancy Services
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System Engineer

Mumbai, Maharashtra, India

Summary

As System Engineer, spearheaded the development and optimization of high-performance React applications, significantly enhancing user experience and operational efficiency for a large e-commerce platform.

Highlights

Engineered and deployed scalable, high-traffic e-commerce web applications using React.js and Next.js, serving over 120K+ users and boosting user engagement by 25% through optimized search and cart functionality.

Designed and implemented a reusable React.js component library, adopted by multiple client teams, which reduced development time by 30% and enhanced code maintainability via Git-based workflows.

Optimized bundle size and load times through code splitting and lazy loading, achieving consistent Lighthouse scores of 90+ in Performance and 95+ in Accessibility with a 2.2s First Contentful Paint (FCP).

Established a comprehensive frontend testing strategy utilizing Jest and Cypress, achieving 90% code coverage and ensuring reliable, high-quality feature releases.

Spearheaded code refactoring and debugging initiatives, reducing production bugs by 25% and accelerating issue resolution by 50% through robust error tracking and logging systems.

Mentored 2-3 junior developers on React best practices, performance optimization, TDD, and code review, contributing to improved team velocity and code quality.

Education

Mumbai University
Mumbai, Maharashtra, India

Bachelor of Engineering

Electronics & Telecommunications

Grade: CGPA: 8.28

Skills

Frontend Technologies

React.js, Next.js, TypeScript, JavaScript (ES6+), Micro-Frontends, Design Patterns.

State Management

Redux, Redux Toolkit, Context API, useReducer Pattern.

Web Performance

SSR, CSR, Lazy Loading, Code Splitting, Bundle Optimization, Core Web Vitals, Lighthouse Scoring.

Testing

Jest, Cypress E2E, API Testing, Postman, Unit/Integration Testing.

Styling

Tailwind CSS, Material UI, Responsive Web Design, Cross-Browser Compatibility.

API Integration

RESTful APIs, Axios.

Version Control & Deployment

Git, GitHub, Vercel, CI/CD Pipelines, AWS, AWS Tools.

Development Practices

Agile/Scrum, Test-Driven Development (TDD).

Soft Skills

Problem Solving, Team Collaboration, Critical Thinking, Strong Communication.

Backend

Node.js, Express.js, WebSocket Connections.

Projects

Sneaker-World

Summary

Developed a complete e-commerce platform leveraging React.js, Redux, and Tailwind CSS for dynamic product search and cart functionality.

Tailwind-Food-App

Summary

Engineered a mobile-first food ordering platform using React.js and Tailwind CSS.

Food-Shop-Kart

Summary

Built a React project featuring Context API and useReducer for efficient state management and dynamic cart functionality.