Software Engineer, Cloud Platform RetoolSoftware Engineer, Cloud PlatformSan Francisco, CaliforniaNearly every company in the world runs on custom software for critical operations like tracking performance metrics, handling support workflows, building admin dashboards, and countless processes you might never have thought of. Developers and domain experts have already automated over 100 million hours of work on our platform, freeing them to focus on creative problem-solving and strategic work that drives real business value.
Software Engineer, Build Systems / CI OpenAISoftware Engineer, Build Systems / CISan Francisco, CaliforniaFor unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. You will work on the systems that determine how quickly and confidently engineers can move: Bazel-based builds, Buildkite pipelines, test selection, remote caching and execution, CI observability, and tooling that helps engineers understand and fix failures quickly.
Staff Software Engineer, Applied AI Emergence Capital PartnersStaff Software Engineer, Applied AISan Francisco, CaliforniaYou won't just be integrating APIs – you'll be designing AI systems that work reliably in production, building evaluation frameworks to measure quality, and iterating rapidly based on real user feedback. This role sits at the intersection of product and engineering– you'll own features end-to-end, from understanding user problems to shipping production code that scales.
Software Engineer, Security PylonSoftware Engineer, SecuritySan Francisco, California$180,000–$280,000 / yearWork hands-on with engineers to ship fixes and help them build securely by default, telling the difference between theoretical risk and risk that actually matters so we spend effort where it counts. Unlike platforms built before the AI era, Pylon enriches every interaction with deep account-level context, automates the low impact customer work, and surfaces answers before your team even has to ask.
Staff Software Engineer - Product Platform Team OrumStaff Software Engineer - Product Platform TeamSan Francisco, CaliforniaYou’ll architect, build, and evolve systems spanning backend services and modern web UIs that power live calling workflows (e.g., SIP/event-driven softswitch paths, WebSocket-driven experiences, and streaming audio processing), while mentoring engineers and raising the bar for simplicity, performance, and reliability. From intelligent dialing and real-time conversation insights to AI-driven coaching and virtual sales floors, Orum is powering thousands of sales teams to have more meaningful conversations and turn every call into measurable impact.
Senior Software Engineer, Genai Scale AI, Inc.Senior Software Engineer, GenaiSan Francisco, CA$216,200–$270,250 / yearThe range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position and may be inclusive of several career levels at Scale; it will be determined during the interview process based on work location and additional factors, including job-related skills, experience, qualifications, interview performance, and relevant education or training. Our products provide the high-quality data and full-stack technologies that power the world's leading models, and help enterprises and governments build, deploy, and oversee AI applications that deliver real impact.
Senior Software Engineer - Fullstack Sigma ComputingSenior Software Engineer - FullstackSan Francisco, CA$150,000–$240,000 / yearThe round was led by Princeville Capital, with new strategic investors Databricks Ventures, ServiceNow Ventures, and Workday Ventures participating alongside returning investors Altimeter Capital, Avenir Growth Capital, D1 Capital Partners, K5 Global, NewView Capital, Spark Capital, Sutter Hill Ventures, and XN. This milestone follows Sigma reaching $200M in annual recurring revenue in April 2026, with more than 100% year-over-year growth and 1.1 million new active users added in the latest fiscal year.
Staff Software Engineer - Fullstack Sigma ComputingStaff Software Engineer - FullstackSan Francisco, CA$240,000–$270,000 / yearThe round was led by Princeville Capital, with new strategic investors Databricks Ventures, ServiceNow Ventures, and Workday Ventures participating alongside returning investors Altimeter Capital, Avenir Growth Capital, D1 Capital Partners, K5 Global, NewView Capital, Spark Capital, Sutter Hill Ventures, and XN. This milestone follows Sigma reaching $200M in annual recurring revenue in April 2026, with more than 100% year-over-year growth and 1.1 million new active users added in the latest fiscal year.
Software Engineer, Infrastructure, Interpretability AnthropicSoftware Engineer, Infrastructure, InterpretabilitySan Francisco, CAIn this role, you'll be deeply embedded alongside Interp Researchers to understand their workflows - building your understanding of the research as you go; at the same time you'll bridge communication with Anthropic's wider platform and security teams. This research continues many of the directions our team worked on prior to Anthropic, including: GPT-3, Circuit-Based Interpretability, Multimodal Neurons, Scaling Laws, AI & Compute, Concrete Problems in AI Safety, and Learning from Human Preferences.
Software Engineer, Infrastructure PylonSoftware Engineer, InfrastructureSan Francisco, CaliforniaUnlike platforms built before the AI era, Pylon enriches every interaction with deep account-level context, automates the low impact customer work, and surfaces answers before your team even has to ask. For leaders scaling AI-native support teams, Pylon lets humans and agents collaborate on customer work – investigating, resolving, and acting on every signal across every channel that matters.
Software Engineer - Enterprise Platform BaseTenSoftware Engineer - Enterprise PlatformSan Francisco, CAEnterprise engineering authors the core building blocks, APIs, and user experiences powering the Baseten platform: identity and access management, billing, regional isolation, and self-hosted and single-tenant deployment options. Experience building enterprise software, including work on one or more of: identity and access management, billing systems, multi-tenant isolation controls, private connectivity, or compliance program initiatives.
Staff Software Engineer, Production Engineering Harvey, Inc.Staff Software Engineer, Production EngineeringSan Francisco, CA$231,000–$340,000 / yearOperate and continuously improve Harvey's Kubernetes platform, including cluster provisioning, upgrades, networking, monitoring, reliability, performance, and operational automation. Establish reusable patterns, tooling, and paved paths that help engineering teams ship and operate production services safely.
Senior Software Engineer, Backend Platform Harvey, Inc.Senior Software Engineer, Backend PlatformSan Francisco, CA$238,000–$290,000 / yearCollaborate with Model Infrastructure team to tackle challenges unique to GenAI-native applications - such as supporting high-throughput model inference, managing streaming and long-running API interactions, and designing abstractions for retrieval, context handling, and prompt lifecycle. Develop and maintain Harvey's internal backend frameworks and libraries that provide common capabilities (API routing, service lifecycle management, caching and messaging primitives, error handling interfaces, etc.), so product teams don't have to reinvent them.
Staff + Sr. Software Engineer, Cloud Inference Launch Engineering AnthropicStaff + Sr. Software Engineer, Cloud Inference Launch EngineeringSan Francisco, CAIdentify and dive deep on the gaps that make inference behave differently across first-party and CSPs - config drift, observability, deployment patterns, hard cross-platform bugs - and fix them at the source rather than building platform-specific workarounds. This research continues many of the directions our team worked on prior to Anthropic, including: GPT-3, Circuit-Based Interpretability, Multimodal Neurons, Scaling Laws, AI & Compute, Concrete Problems in AI Safety, and Learning from Human Preferences.
Senior Software Engineer, Production Engineering Harvey, Inc.Senior Software Engineer, Production EngineeringSan Francisco, CA$161,300–$241,900 / yearOperate and continuously improve Harvey's Kubernetes platform, including cluster provisioning, upgrades, networking, monitoring, reliability, performance, and operational automation. Establish reusable patterns, tooling, and paved paths that help engineering teams ship and operate production services safely.
Staff + Sr. Software Engineer, Cloud Inference AnthropicStaff + Sr. Software Engineer, Cloud InferenceSan Francisco, CAWork cross-functionally with internal inference, product API, systems, and security teams, among others, and with CSP partners to stand up the full serving stack on new cloud platforms, resolve operational issues, and influence provider roadmaps. This research continues many of the directions our team worked on prior to Anthropic, including: GPT-3, Circuit-Based Interpretability, Multimodal Neurons, Scaling Laws, AI & Compute, Concrete Problems in AI Safety, and Learning from Human Preferences.
Software Engineer - GPU Networking & Distributed Systems BaseTenSoftware Engineer - GPU Networking & Distributed SystemsSan Francisco, CADeep-Dive into Hardware: You will characterize and validate networking performance on bleeding-edge clusters (H100/H200, B200/B300, GB200/300 NVL72), writing the acceptance tests that ensure our hardware delivers peak achievable throughput and minimal latency. Optimize Distributed Inference: You will implement and tune the networking layers necessary for efficient Disaggregated KV Cache Offload and WideEP, ensuring seamless communication across NVLink and InfiniBand for our MoE models.
Software Engineer, Internal Tools MetriportSoftware Engineer, Internal ToolsSan Francisco, CaliforniaBuilding Automations End-to-End : Designing and shipping integrations between our internal and third-party systems — from scoping the requirement with a stakeholder, to deploying a working solution, to making sure it doesn't break quietly. Evaluating and Adopting New Tools : Researching integration platforms (Zapier, n8n, Make, etc.) and AI productivity tools, working with the Security team to assess their security posture, and rolling them out in a way that meets our compliance requirements.
Staff+ Software Engineer, Safeguards Review Tooling AnthropicStaff+ Software Engineer, Safeguards Review ToolingSan Francisco, CAThat platform includes analytics capabilities, privacy-preserving primitives that keep review workflows compatible with our data retention commitments, and a sandbox environment where new review interfaces and workflows can be built and iterated quickly. Experience integrating LLMs or agentic systems into operational workflows, or building human-in-the-loop automation - including using agentic coding tools (e.g., Claude Code) as a core part of your own development workflow.
Staff Software Engineer - Authentication & API OrumStaff Software Engineer - Authentication & APISan Francisco, CaliforniaYou’ll architect, build, and evolve systems spanning backend services, APIs and authentication systems that power Orum’s live calling platform at scale, while mentoring engineers and raising the bar for simplicity, performance, and reliability. Own complex product areas end-to-end—from discovery and design to implementation, rollout, and iteration—operating across Node/TypeScript backends, APIs and Auth systems, with React frontends.