Canadian-based product offering a secure credit card to perform day to day transaction as well as earn points and consumed them later on. (Over 100k registered users in Canada with active ratio of 80%).
Key Achievements
Led frontend revamp of client-facing web and mobile platforms (10-member Agile team), improving UX and performance by 40%
Architected identity verification system with document upload processing and Equifax integration for credit reporting
Designed onboarding user flows and built reusable HOCs using Context API for:
Navigation systems
Loading states
Theme management
Key Technical Implementation
Developed real-time transaction monitoring using WebSockets
Implemented microservices communication via Kafka message queues
Optimized performance with:
Redis caching (reduced query times by 60%)
MongoDB aggregation pipelines for admin analytics
Migrated payment processor to I2C, designing complete user registration → card activation workflow
Delivered 50+ REST APIs supporting full platform functionality