Product-minded Full Stack Engineer
Building scalable web applications and blockchain solutions that impact millions of users. 3+ years of experience shipping end-to-end features across modern tech stacks π
Indian Institute of Information Technology (IIIT) Guwahati
Bachelor of Technology, Computer Science and Engineering | Jul 2018 β May 2022
CGPA: 8.98/10 π
Salt Lake School, Kolkata
High School: 93.75% | Graduate School: 96.6%
Orthodontic Practice Management Software (Remote)
π₯ Impact-Driven Engineering:
- π° Cost Optimization: Reduced payment provider charges by 50%+ through infrastructure overhaul
- β‘ Rapid Development: Delivered complete Pay App from concept to production in 30 days
- π Scale: Built systems impacting 20M+ customers across orthodontic practices
- π Performance: Improved appointment fetching by 2x and search response times by 60%
- π₯ User Engagement: Enhanced user engagement by 25% across 100+ clinics
π οΈ Technical Achievements:
- Collaborated in a 3-person engineering team in payment infrastructure modernization using React & Hasura GraphQL
- Implemented custom Hasura Actions for secure login and payment processing
- Migrated legacy calendar modules with database optimization and custom indexes
- Developed responsive UI components using FullCalendar library with pixel-perfect Figma designs
- Optimized application-wide search using GIN indexes and pg_trgm extension
Decentralized Grants Platform (Remote)
π Blockchain & Web3:
- π Platform Impact: Built grants tool used by 20,000+ users, disbursing USD $2M to builders
- βοΈ Smart Contracts: Maintained Solidity contracts, Next.JS frontend, and GraphQL sub-graphs
- π Multi-chain: Deployed and maintained subgraphs on Optimism, Polygon, Celo, Goerli
βοΈ Infrastructure & Automation:
- π§ Notification System: Built from scratch using AWS Simple Email Service for event-driven and periodic emails
- π€ Telegram Bot: Developed with webhook architecture and pub-sub based cron notifications
- π API Integration: Created Zapier integration with serverless architecture and periodic polling
- π οΈ DevOps: Managed AWS Lambda, Elastic Beanstalk, and CloudWatch for production deployments
Built for Brainy Bug Resources
π Live Application
π Business Impact:
- π₯ Active Users: Serving 100+ active users
- π° Revenue Generation: Generated $10K+ revenue for client
- π± User Experience: Reduced user friction by 40% and improved engagement rates by 35%
π οΈ Technical Innovation:
- ποΈ Full-Stack Architecture: Next.js, TypeScript, Hasura with GraphQL API
- π Authentication: Firebase Authentication with custom JWT claims via Cloud Functions
- π± QR Integration: Instant digital content access from physical cards
- β‘ Backend Performance: Rust + Axum framework achieving 60% better memory efficiency vs Node.js
- π DevOps: GitHub Actions CI/CD reducing deployment time by 80%
Led complete technology stack selection and database design, implementing role-based access control and scalable backend architecture following Hexagonal pattern.
- 20M+ users impacted through payment infrastructure at Greyfinch
- 20,000+ users served through blockchain grants platform at Questbook
- USD $2M in grants disbursed through decentralized platform
- 100+ active users and $10K+ revenue generated for Chatterbugs client
- 50%+ reduction in payment provider charges
- 2x improvement in appointment fetching performance
- 60% faster search response times
- 40% reduction in user friction through UX improvements
- 80% faster deployment times through CI/CD automation
- 30 days: Complete Pay App from concept to production
- 15+ partner clinics seamless adoption
- 100% feature parity maintained during legacy system migration
- Zero downtime during critical infrastructure migrations
Building products that matter. I love the intersection of great engineering and product thinking β building not just what works, but what users actually need and love to use.
Technical Excellence. From pixel-perfect UIs to performance-optimized backends, I believe in crafting solutions with attention to detail and pride in the work.
Continuous Innovation. Always excited to discuss new opportunities, interesting projects, or explore emerging technologies that push the boundaries of what's possible.
Always excited to discuss new opportunities, interesting projects, or just chat about technology!
π§ richikchanda1999@gmail.com
π richik.me
πΌ LinkedIn
π» GitHub
Open to discussing collaborations, technical challenges, and innovative project ideas!
Hand-crafted with love & code




