2023 · Fintech · Banking · Professional
Mashreq Business Banking
Owned end-to-end delivery of 20+ digital banking journeys for SME Business Banking, processing 500M+ annual transactions with 99.9% uptime. Achieved 4.9★ app store rating.
Problem
Legacy banking journeys had poor UX, high technical debt, and low test coverage affecting reliability and user satisfaction.
Solution
Migrated legacy journeys to modern React/React Native stack, increased test coverage by 35%, built Spring Boot microservices, and optimized performance by 70%.
Stack
Impact
Performance
70% improvement in responsiveness and UX adaptability
Users
500M+ annual transactions processed
Impact
4.9★ app store rating, 99.9% uptime, 35% increase in test coverage
Role
Senior Full Stack Engineer - Owned technical delivery, led migrations, built microservices, mentored team members
Challenges
Refactoring legacy codebase while maintaining 99.9% uptime, ensuring zero-downtime deployments, and scaling for high-volume transactions