Sparsh Jain

• Integrated FastAPI (Python) and Stripe API for 3+ licensing models processing 200+ successful transactions/month • Implemented caching in 8+ core endpoints reducing API calls by 35% and decreasing average load time by 1.5s • Created watermarking system for 1000+ image previews via canvas overlays, reducing asset theft by 70%

• Developed checkout flow for Urban Mandi using React and Node.js supporting 340+ active users, enabling transaction • Crafted Theo’s landing page with a team of 5 with the help of React and Figma, creating a responsive UI that improved onboarding completion rate by 35% and reduced bounce rate by 20% • Enacted secure authentication using Next-Auth and bcrypt which are Javascript modules, reducing security vulnerabilities by 70% and enhancing user data protection across all sessions