Case Studies
Sanitized engineering memos
Production work described at the level hiring managers care about: constraints, architecture, ownership, tradeoffs, and impact.
Lead Developer
Air India 3DS Authentication
A sanitized look at integrating UAS into the Euler transaction flow and operationalizing 3DS card authentication for a large merchant.
Tech Lead
AIX Integration Leadership
How technical ownership across merchant flows, contracts, edge cases, and readiness turned a complex integration into a production path.
Backend Developer
Apple Pay Gateway Routing
A generalized case study on Apple Pay token handling, gateway routing, and secure support for encrypted and decrypted payment paths.
Backend Engineer
Fraud Risk Pipeline
A sanitized view of integrating Accertify and Feedzai into transaction lifecycle risk scoring with merchant-configurable controls.
Backend Engineer
Multi-Currency Merchant Analytics
How exchange-rate ingestion, normalized values, and query-time conversion APIs can make global merchant reporting usable.