Backend Engineer @ Wema Bank (ALAT)
Key Achievements
- Built the back-office system that processes customer data from ALAT's app and onboarding channels, covering document verifications and PND lifting for 1 million+ customers.
- Prevented duplicate records by writing retryable command handlers and applying row versioning across back-office services, keeping 10,000+ monthly records clean.
- Owned the full account creation and verification flow for DOM, Current and Royal Kiddies accounts, cutting activation time by around 60%.
- Moved 500,000+ legacy customer mandate records into Finacle core banking with no data loss and no downtime.
- Secured APIs with OAuth 2.0, JWT and RBAC, supported PCI-DSS compliance, and set up distributed tracing to make issues faster to find and fix.












