Ranjan Kumar
Open to work2 years experienceSoftware Development Engineer
Software Development Engineer at Flipkart
Standing Rank
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Developer Badges
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Skills & Technologies
26 skillsGitHub Activity Evidence
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Work Experience
Software Development Engineer
Flipkart
- Architected scalable web features using React.js, TypeScript, and modern JavaScript for 180M+ MAU. Designed highly reusable front-end logic, ensuring strict type safety and cross-browser compatibility.
- Led the Search & Browse web migration by engineering a React.js Product Variant Multi-Selector. Optimized DOM rendering for instant multi-attribute selection, slashing checkout time by 40% and boosting conversion by 12%.
- Built Inline Recommendation feature for Flipkart Minutes & Grocery (50M+ users), increasing basket size by 20%+ and engagement by 25%+ through intelligent ML-powered product suggestions and streamlined basket building.
- Developed membership programs feature (Plus, Black) with One-Click Activation via WhatsApp/SMS during BBD 2025, onboarding 5M+ subscribers in 3 days and scaling to 50M+ total members with zero service disruptions.
- Implemented Buy Again feature using order history intelligence, improving user retention by 18%+ and repeat purchase rate by 25%+ while reducing reorder time by 40%+ for 500M+ registered users.
- Maintained 99.9% system uptime during BBD 2025 with record-breaking traffic, ensuring zero critical failures through robust microservices architecture, New Relic monitoring, and optimized performance.
Software Engineering Intern, EDA
Cadence Design Systems
- Enhanced Cadence Virtuoso automation workflows using C++ and Linux, improving development efficiency by 15%+.
- Resolved 20+ Qt-related UI issues using advanced debugging and OOP design patterns, improving stability by 25%+.
- Implemented comprehensive error handling system with 100+ test cases, reducing debugging time by 30%+.
- Collaborated with cross-functional teams using Perforce, Agile methodologies, and code review practices.
Projects
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Leaderboard Standings
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Assessment Highlights
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AI Collaboration Score
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Role Compatibility Profile
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Achievements
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About Details
Professional Bio
Software Development Engineer with experience in building scalable web features and optimizing performance for high-traffic platforms. Proficient in React.js, TypeScript, and modern JavaScript, with a focus on enhancing user engagement and system reliability.
Bachelor of Technology in Computer Science and Engineering
Dr. B R Ambedkar National Institute of Technology Jalandhar (2020 - 2024)
A.I.S.S.C.E. in P.C.M.
Jawahar Navodaya Vidyalaya (2017 - 2019)