APAishwarya Patankarinaishwaryapatankar.hashnode.dev·May 11 · 6 min readWhy Payment Systems Break — And How Kafka & Spark Prevent ItEvery day, banks process millions of payments. Most people think the hard part is moving money. It’s not. The hard part is making sure nothing breaks when you're processing 500,000 payments simultaneo10
APAishwarya Patankarinaishwaryapatankar.hashnode.dev·Apr 30 · 5 min readBehind Every Payment: The Data Pipelines You Don’t SeeThe Problem: Payments Look Simple, But Aren’t When you send money via UPI or receive your salary, it feels instant and effortless. But behind that single action, multiple systems exchange structured d10