Praveen Kumar

Working remotely from Toronto, Canada, I am responsible for full stack development, contributing to building robust solutions since July 2025.

Architected, designed, and developed a scalable, responsive, mobile-first web application using the MERN stack and Tailwind CSS. Achieved 93+ Lighthouse performance scores and 10,000+ monthly active users. Implemented dynamic meta tags using Edge Functions for enhanced SEO and social previews. Integrated Progressive Web App features, optimized database schema with geolocation indexing and pagination. Applied backend security best practices including rate limiting and headers hardening. Set up monitoring with Prometheus and Grafana, and frontend tracking with Google Analytics. Developed role-based access control with Google OAuth 2.0 and JWT sessions, ensured code quality with ESLint and Prettier. Enhanced frontend performance with React.memo, custom hooks, Redux, and improved Core Web Vitals. Integrated Mapbox API with geospatial functionalities. Built a Telegram bot using FastAPI, PyTorch (Ultralytics YOLO), and OpenAI SDK for automated property uploads and real-time interaction.

Contributed to the SmartBiz Seller Experience Enhancement project by developing a mobile header image management system for sellers using TypeScript and MobX. Developed CloudAuth-based APIs across three services to update data in DynamoDB using Java, SpringBoot, and AWS DynamoDB services.