Principal Backend Engineer at Heron Data

Heron processes millions of sensitive financial documents for some of the fastest-growing MCA Funders, Brokers, Insurers, and Fintechs in the US and UK. We're at a point where the volume, velocity, and complexity of the data flowing through our systems and is outgrowing the way they were originally built. We need someone who's done this before: taken a platform that works and made it scale. We've built a document automation and workflow orchestration platform that lenders, funders and fintechs rely on to make real decisions. It's working, customers love it, and we're onboarding new ones faster than ever. The challenge is that our backend was built for speed-to-market, and now we need to make it built for scale. Concretely, that means: Abstractions that let us move fast : The backend systems and patterns that let a 15-person engineering team ship product confidently without breaking things for existing customers. Multi-tenancy at scale : Dozens of enterprise customers sharing the same cloud infrastructure, each with different data sensitivity requirements, SLAs, and integration patterns. Data volume and velocity : High-throughput processing of financial documents (bank statements, t