Senior Backend Software Engineer At Stream (s22)

YCombinator - North America, 🇺🇸 US, San Francisco

[https://bookface-images.s3.amazonaws.com/smalllogos/4afa12f148d4692ca9eb6839e409ffa30655b470.png]https://www.workatastartup.com/companies/streamAI-Powered Medical Document Review for Workers' Comp At Stream, we’re tackling a massive problem head-on: slashing the time, cost,and frustration of handling the 10+ billion pages of medical documents boggingdown the workers’ comp industry. Our mission is to build smart, AI-drivensolutions that free up professionals to focus on what matters—deliveringresults, not drowning in paperwork. We are a YC S22 batch Insurtech startupbased in SF. About the role Skills: Python, DynamoDB, Machine Learning, TypeScript, Serverless Stream’s Mission: Cut the time, cost, and hassle of managing 10B+ documents incommercial insurance, so claims professionals can focus on results, notpaperwork. We’re growing fast and are looking to bring on a Senior Backend Engineer toscale our platform and elevate our product, ensuring top-notch service for ourcustomers. Before Applying: 1. We are in-person and work from the office 4 days a week in the Mission district 2. As an early-stage startup, Stream offers you unmatched autonomy and ownership. You’ll need to make quick decisions with minimal guidance, often stepping into roles like product manager, ops, and customer service when needed. 3. Majority of us at Stream are in our 30s, We are not college dropouts grinding in a small apartment. We care about work-life balance and company culture. That said, startup life means going beyond 9–5 and leaning in when the stakes are high. The Job As a backend software engineer you are expected to deploy to productionon a daily basis, as well as help build the engineering culture and processes ina growing technical team. In This Role, You Will: - Design, develop, and maintain scalable and efficient backend systems - Deploy code to production daily, ensuring continuous delivery and rapid iteration - Work with AI models, including LLMs and embedding models, to integrate them seamlessly into our backend systems - Work across our stack, from the front-end to the infrastructure and database layers, to ship features end-to-end - Collaborate closely with cross-functional teams, including product, design, and operations, to understand requirements and deliver solutions that meet business needs Our Tech Stack Includes: - Serverless architecture with AWS Lambdas and Fargate (Python) - CDK and GitHub actions for CI/CD - DynamoDB and Redshift for data storage - Svelte (Typescript) + SST for web applications - Various large language models (LLMs), embedding models, as well as traditional AI models (experience with LLMs is a big plus but not required) Benefits: In addition to health/dental/vision insurance and 401k benefits, weprovide daily lunch, monthly outings, and a group of extremely passionate,curious and smart people to work with.