Juspay, a Bengaluru-headquartered payments technology company that powers payments for 500+ large enterprises and banks and handles over 300 million transactions a day, is hiring a Software Development Engineer (Backend). You will work on core problems across Juspay's centres of excellence, writing the business logic that handles fast-changing payment needs such as UPI, integrations and authentication. Juspay builds much of its platform in functional programming, so you will express complex payment logic concisely and work on API integrations at very large scale. Depending on the team, you may also touch payment SDKs and UI, data-driven features such as intelligent routing, anomaly detection and self-healing systems, or infrastructure built for 99.999% availability across multiple data centres. The role suits engineers who enjoy functional programming, care about reliability and performance at scale, and like building frameworks and low-code tools that speed up development. New joiners start on mission-critical projects from day one. Full-time role in Bengaluru.