Reflections on software ergonomics, distributed systems, resilient API design, and production AI.
Inside the blueprint automation system I built at Juspay to provision the Singapore payment stack — including lessons on parameterized infrastructure, idempotent pipelines, and service coupling.
Idempotency, state machines, and reconciliation — the three pillars of payment API reliability I've learned building high-scale transaction flows at Juspay.
Building a production AI mock interview platform taught me that structured LLM outputs, TTS latency buffering, and adaptive question generation require completely different engineering instincts than typical CRUD apps.
Each Asian payment wallet has unique lifecycle semantics that break generic adapter patterns. Here's what I learned integrating WeChatPay, Alipay, and FPS Intent natively on Android and iOS at Juspay.
How I built a backend HTML translation framework at Juspay that enabled instant multilingual rollout across all payment page products without per-language frontend deployments.