> Markdown version of [/jobs/ext/4625953-software-engineer-mid-level-to-staff](https://www.wearedevelopers.com/jobs/ext/4625953-software-engineer-mid-level-to-staff). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer, Mid-Level to Staff+ - **Company:** True - **Location:** San Francisco, CA, United States - **Experience:** Experienced - **Salary:** $225,000.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Artificial Intelligence, User Authentication, C++ (Programming Language), Compilers, Databases, Software Debugging, Distributed Systems, TypeScript, AI Infrastructure, ReactJS, Backend, Information Technology, Integration Frameworks, Machine Learning Operations, Front End Software Development, Webhooks, Docker - **Published:** November 7, 2026 - **Apply:** https://www.juju.com/job/28_25304_577af5e97208f914ee1b0447a76b5ae2 ## About the Role * At least 3 years of experience shipping production software, with experience spanning TypeScript across Node.js backends and React frontends. * Strong computer science fundamentals and a degree in computer science or equivalent depth of knowledge. * Hands-on ownership of backend or infrastructure work, including deploying and debugging services with Docker and GCP. * Experience building agent or AI infrastructure beyond model API wrappers, such as execution runtimes, tool systems, or sandboxed environments. * Background in areas such as databases, distributed systems, compilers, operating systems, or low-level systems; Rust or C++ experience is useful. * Recent hands-on individual contributor experience, clear ownership of shipped work, and interest in building products and systems from the ground up. ## Description Join an AI software team building a platform that uses agents to carry out business tasks across a company's tools and systems. This hands-on individual contributor role spans product experiences, backend platform services, and the infrastructure that makes agents capable and reliable., * Build and ship user-facing features across web and mobile, from early product ideas through polished production software. * Design clear interactions for delegating work to agents, tracking progress, handling uncertainty, and using results. * Develop backend APIs and services for accounts, workspaces, permissions, billing, payments, and analytics. * Build and operate connectors, authentication, webhooks, automations, and third-party integrations. * Develop agent runtimes and supporting infrastructure, including execution environments, context management, storage, and model-serving systems. * Own production systems and improve their reliability, security, correctness, and operational simplicity.