Zeta Aug 2023 - Present
Worked as an SDE 2 at Zeta
- As part of Payzapp's Card & Accounts team, managed passbook and notification services for over 1.3 million daily transactions.
- Developed the backend for Pay Again and UPI payment history screens, driving a >20% increase in transactions through these channels.
- Spearheaded the complete ownership of the Pixel Credit Card on the HDFC Payzapp app, overseeing the entire lifecycle of card operations, including transaction handling, enrichment, statement APIs, low-level design, development, testing, and cross-team collaboration to ensure compliance and system reliability.
- Led the implementation of the physical dispatch process for Pixel Credit Cards through multiple courier services, automating delivery and return tracking via batch reports.
- Optimized API development with multithreading and parallelization, ensuring latency under 500 ms and 99.5% system availability.
- Proactively identified and resolved service issues during on-call support, leading to an 80%+ reduction in alerts for API SLA breaches, ensuring the stability and health of customer-facing services.