Navjot Singh 🚀 | Portfolio

Software Engineer II

Architected Dream11's React Native migration to Expo and Expo Modules, enabling scalable native integrations and supporting 10M+ daily active users with 4M+ peak concurrent users during IPL.
Engineered AI-powered features including AI Team Generation and Guru Team, driving 267K+ unique users and achieving 23% adoption among contest-joining users.
Built real-time multiplayer matchmaking for DreamPlay using WebSockets and led development of the Manager Mode Fantasy Platform, powering 2M+ user joins and 60K+ concurrent users.

Software Engineer 2

Architected a micro-frontend platform using Next.js and Module Federation, powering stock modules for 80K+ daily active users.
Built key business-critical flows including Mutual Fund Purchase & Redemption, Genius Subscription, and Genius Free Trial, driving 20K+ new user acquisitions.
Implemented TypeScript, Sentry, and build optimizations, reducing production errors from 10% to 3%, improving LCP by 42%, and cutting CI build time by 68%.

Software Engineer

Designed and built the Product Nados platform from scratch using React.js, TypeScript, React Query, Express.js, and WebSockets, delivering a scalable community-driven learning and coding platform.
Spearheaded development of the Feed, Content, and Contest modules, driving 12K+ new users through online coding contests and supporting 10K+ daily active users solving DSA problems.
Collaborated with design teams and senior engineers to improve performance through lazy loading, code splitting, and frontend optimizations in Next.js, enhancing user experience and application scalability.

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