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richikchanda1999/README.md

Hey there! πŸ‘‹ I'm Richik Chanda

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 πŸš€

Website LinkedIn GitHub Email


πŸŽ“ Education

Indian Institute of Information Technology (IIIT) Guwahati
Bachelor of Technology, Computer Science and Engineering | Jul 2018 – May 2022
CGPA: 8.98/10 πŸ†

Salt Lake School, Kolkata
High School: 93.75% | Graduate School: 96.6%


πŸ’Ό Professional Experience

Greyfinch | Product Engineer | Nov 2023 – Apr 2025

Orthodontic Practice Management Software (Remote)

πŸ”₯ Impact-Driven Engineering:

  • πŸ’° Cost Optimization: Reduced payment provider charges by 50%+ through infrastructure overhaul
  • ⚑ Rapid Development: Delivered complete Pay App from concept to production in 30 days
  • πŸ“ˆ Scale: Built systems impacting 20M+ customers across orthodontic practices
  • πŸš€ Performance: Improved appointment fetching by 2x and search response times by 60%
  • πŸ‘₯ User Engagement: Enhanced user engagement by 25% across 100+ clinics

πŸ› 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

Questbook (YC 21) | Full Stack Blockchain Developer | Jan 2022 – May 2023

Decentralized Grants Platform (Remote)

🌐 Blockchain & Web3:

  • πŸ“Š Platform Impact: Built grants tool used by 20,000+ users, disbursing USD $2M to builders
  • ⛓️ Smart Contracts: Maintained Solidity contracts, Next.JS frontend, and GraphQL sub-graphs
  • πŸ”— Multi-chain: Deployed and maintained subgraphs on Optimism, Polygon, Celo, Goerli

☁️ Infrastructure & Automation:

  • πŸ“§ Notification System: Built from scratch using AWS Simple Email Service for event-driven and periodic emails
  • πŸ€– Telegram Bot: Developed with webhook architecture and pub-sub based cron notifications
  • πŸ”Œ API Integration: Created Zapier integration with serverless architecture and periodic polling
  • πŸ› οΈ DevOps: Managed AWS Lambda, Elastic Beanstalk, and CloudWatch for production deployments

πŸš€ Featured Projects

Chatterbugs Web App | Full-stack Educational Platform

Built for Brainy Bug Resources

πŸ”— Live Application

πŸ“ˆ Business Impact:

  • πŸ‘₯ Active Users: Serving 100+ active users
  • πŸ’° Revenue Generation: Generated $10K+ revenue for client
  • πŸ“± User Experience: Reduced user friction by 40% and improved engagement rates by 35%

πŸ› οΈ Technical Innovation:

  • πŸ—οΈ Full-Stack Architecture: Next.js, TypeScript, Hasura with GraphQL API
  • πŸ” Authentication: Firebase Authentication with custom JWT claims via Cloud Functions
  • πŸ“± QR Integration: Instant digital content access from physical cards
  • ⚑ Backend Performance: Rust + Axum framework achieving 60% better memory efficiency vs Node.js
  • πŸš€ 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.


🧰 Technical Skills

Frontend Development

React Next.js TypeScript Tailwind CSS GraphQL

Backend Development

Node.js Rust PostgreSQL Hasura

Cloud & DevOps

AWS Docker GitHub Actions DigitalOcean

Blockchain & Web3

Solidity Web3.js Ethereum Polygon


πŸ“Š Professional Highlights

🎯 Impact & Scale

  • 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

⚑ Performance Optimizations

  • 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

πŸš€ Rapid Development

  • 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

🎯 What Drives Me

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.


πŸ“« Let's Connect!

Always excited to discuss new opportunities, interesting projects, or just chat about technology!

πŸ“§ richikchanda1999@gmail.com
🌐 richik.me
πŸ’Ό LinkedIn
πŸ’» GitHub

Open to discussing collaborations, technical challenges, and innovative project ideas!


✨ Thanks for stopping by! ✨

Hand-crafted with love & code

Pinned Loading

  1. zksm zksm Public

    A zero-knowledge based mental math game, that verifies the answers on-chain.

    Assembly

  2. questbook/grants-frontend questbook/grants-frontend Public

    Repository containing frontend for Questbook's grant management tool.

    TypeScript 9 7

  3. sriharshakaramchati/github-lens sriharshakaramchati/github-lens Public

    TypeScript 2

  4. gho-sdk gho-sdk Public

    TypeScript

  5. questbook/grants-contracts-upgradeable questbook/grants-contracts-upgradeable Public

    TypeScript 3 4

  6. Dayitva/reputation-microrollup Dayitva/reputation-microrollup Public

    TypeScript 1