Suhail Mirza

Senior Frontend Developer @Tata Consultancy Services

Noida, IN

Built Aadhaar–Voter ID linking UI in React, scaling to 500M+ users with resilient, reusable components.• Created schema-driven form engine, async validation, autosave, conditional logic, and jsPDF export.• Migrated Redux to modular RTK slices + RTK Query, reducing API overfetching by 78% with full caching and deduplication.• Developed editable virtualized grid (1M+ rows) using react-window, with smooth scroll and memoization.• Led federated design system adopted by 50+ teams, enforced standards • Integrated Web Vitals + Sentry to track LCP, FCP, TTI across 500k+ sessions/month and optimize core web metrics.• Built secure file uploader with presigned S3, retry/resume, chunked upload, drag-and-drop UI, and Fetch API.• Implemented keyboard navigation, focus management, ARIA roles, and screen reader support using semantic HTML• Integrated Zod with React Hook Form to enforce strict, nested schema validation and real-time error handling across complex form workflow; significantly reduced frontend-backend mismatch bugs and quicker rollout• Built schema-to-React renderer supporting dynamic layouts, conditional fields, async data bindings, and versioned JSON configs; cut UI rollout time.• Optimized page load time using code-splitting, lazy loading, and dynamic imports to reduce JavaScript bundle size and improve TTI• Built offline-first UI in React Native using SQLite for local data storage and background sync to update the server when reconnected• Built a role-based access dashboard using React with dynamic route, action, and UI-level permissions; designed extensible code structure to support future roles.• Led a team of 4 engineers, driving end-to-end delivery of core features, mentoring juniors, and ensuring code quality through reviews and pair programming• Tech Used - React 18, React Native, JavaScript, Redux Toolkit, RTK Query, Vite, Webpack, REST APIs, Zod, CI/CD (GitLab, GitHub Actions)