Laksh Kalra

Designed and maintained scalable backend systems and APIs using TypeScript and JavaScript, ensuring high performance, reliability, and fault tolerance. Built a centralized AI context management system with OpenAI, LangChain, and Pinecone, enabling semantic search and improving response accuracy across applications. Implemented AI-driven glucose analytics using MongoDB to track CGM data, predict spikes with 80-90% accuracy, and provide actionable recommendations. Optimized application homepage performance, reducing load time from 10-15s to under 1s, enhancing user experience. Managed cloud infrastructure (AWS/GCP), with monitoring, logging, and security best practices. Collaborated in Agile teams to deliver production-ready features and maintain high engineering standards through code reviews.

Led end-to-end development of a full-stack property onboarding and booking platform across web and mobile (iOS, Android), building the system from the ground up. Integrated payment processing (PhonePe), managed large file uploads, and implemented role-based access control for multiple user types, ensuring secure and seamless operations. Contributed to Java Spring Boot backend development, reviewing business logic, validating service implementations, and collaborating on API contracts and PostgreSQL database design and queries. Enhanced platform security by identifying and mitigating OWASP Top 10 vulnerabilities. Delivered cross-platform React Native applications, reducing a multi-day onboarding process to under one hour and improving user experience.

Core member of the product development team, supervising 20+ products from development through production deployment. Developed and maintained server-side applications using Node.js and Next.js, ensuring scalability and performance. Built and maintained Android applications using React Native for internal enterprise use cases. Designed and deployed a centralized OAuth 2.0 SSO system, enabling secure authentication across all internal and external applications. Optimized complex MongoDB queries, achieving high-performance responses for datasets exceeding 100M records. Integrated secure data exchange with third-party APIs including Spotify, Strapi, and Microsoft Graph API. Engineered responsive UI/UX interfaces with fluid animations using GSAP and Framer Motion for enhanced user experience.