Rohit Kashyap
Software Engineer – Frontend at Paytm
About
Experience
Software Engineer – Frontend
Paytm
January 2023 - May 2026
- Improved Flights homepage performance by optimizing Webpack bundling, splitChunks, and request prioritization. Used Bundle Analyzer to lazy-load heavy libraries and deferred non-critical work via requestIdleCallback, reducing initial JS payload and improving Core Web Vitals (FCP/LCP). - Developed the end-to-end Offers/Promo system for Paytm Trains with reusable and responsive frontend components, later adopted across Bus and Flights booking flows. - Developed the Skyscanner → Paytm flight booking integration, including promo logic, session persistence, and redirect handling, contributing to a 10% increase in product sales. - Led the migration of a legacy AngularJS dashboard to React JS, leveraging Cursor AI to accelerate development and reduce delivery time by over 80%. - Implemented advanced flight search page filtering and sorting features and offloaded large dataset processing to Web Workers to prevent UI thread blocking and ensure seamless performance.
Software Engineer – Frontend
Toddle
May 2022 - November 2022
- Optimized application performance using lazy loading, memoization, caching, image compression, and code splitting, improving load time and Core Web Vitals. - Improved the Group Chat UI, built a custom Color Picker tool, and reduced bundle size by replacing heavy NPM packages with native JavaScript.
Frontend Engineer Intern
Easy Eat AI
November 2021 - May 2022
- Revamped the mobile web app UI/UX, improving the user experience and increasing delivery order adoption by 20%. - Worked closely with the CTO on app internationalization for expansion into Indonesia.
Education
B.E
Chitkara University
August 2018 - August 2022
Field: Computer Science
CBSE 12th
Govt. Model Senior Secondary School
June 2018 - June 2018
Field: PCM
Skills
Advanced
Intermediate
Contact Information
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