TrueBiz (YC S22) – Senior Software Engineer – Remote (US) – Full-Time

TrueBiz (YC S22) is an API that tells financial institutions whether a business is real, what it actually does, and whether it’s risky — in seconds.Today, this process is still manual: underwriters spend 20–30 minutes Googling websites, reviews, and social profiles to make a decision. We replace that with an API that analyzes thousands of signals across the internet and returns a decision in ~30 seconds.We’re already live with companies like Visa, Mercury, and Lightspeed, and processing millions of requests as part of critical payment and onboarding flows.We’re a lean, high ownership team that built a profitable, fast growing model that doesn't need more VCWe're hiring a Senior Engineer to help us scale the system and expand the product.What you’ll work on:* Scaling high-throughput, low-latency systems (AWS ECS/Fargate, RDS, async pipelines) * Designing systems that ingest and reason over messy, real-world web data * Building product features end-to-end (Python/Django + React) * Improving reliability, observability, and performance for enterprise workloads * Shaping how AI agents evaluate business risk (not just calling APIs)What we’re looking for:* Strong backend experience (Python/Postgres) * Experience running production systems on AWS * Comfortable owning systems end-to-end (design → deploy → debug) * Pragmatic, high-ownership builderRemote (US)More details / apply: https://www.ycombinator.com/companies/truebiz/jobs/XkFCIG0-s...