Full Stack Software Engineer

About the company Our client is a fast-growing software company. The role Raydar is recruiting for this role on behalf of our client. Join a small engineering group as a hands-on full-stack engineer with broad ownership, diagnosing issues and shipping improvements to production. Build backend services, integrations, automation and user-facing experiences, partnering closely with technical leadership and operations. What you'll do - Own and scale a system that sources and reaches specialized audiences through several acquisition channels. - Build and extend a public API that partner companies integrate with. - Build and improve automated agents that screen people through voice and chat, assess their work and flag fraud, and make their behavior reliable and reviewable. - Develop marketplace systems for matching, pricing, estimation and repeat engagement, using results from completed work to refine them. - Design and build user-facing workflows such as onboarding, instructions, ongoing tasks and payments, collaborating with users and operations to remove friction. - Take responsibility for production behavior, investigating failures across the application, background jobs and third-party services. - Partner with technical leadership to shape architecture for autonomous agents and real-time voice features. Requirements What we're looking for - 3+ years of full-stack engineering experience, taking open-ended problems from investigation to a working product. - Strong skills in TypeScript and Postgres, and willingness to pick up unfamiliar areas of the stack. - Experience with large language models, voice AI agents or evaluation methods. - Effective use of AI coding tools, with responsibility for reviewing and testing your own output. - Interest in marketplace dynamics such as matching, routing, pricing and network effects. - Self-direction in an environment with broad scope and little upfront specification, including direct contact with end users. - Ability to get up to speed quickly and begin shipping independently early on. Benefits Compensation and benefits - Base salary: USD 140,000 to 210,000 per year - Equity - Relocation support - Health, dental and vision coverage - Retirement plan with company match Location and work model - San Francisco, CA, United States - On-site - Full-time