Senior Software Engineer, AI Platform

📋 Description

• Build shared SDKs, APIs, and infrastructure for AI features and agentic workflows
• Integrate durable execution infrastructure for long-running agent workflows, including
• Evolve our agent harness, the runtime for tool calling, context management, memory, and model
• Develop evaluation and debugging tools that turn production failures into measurable improvements
• Improve model integrations, retrieval, and context delivery to support accurate, useful AI behavior
• Own platform capabilities through rollout and operation, including reliability, observability

🎯 Requirements

• Strong software engineering fundamentals and experience building and operating backend services
• Hands-on experience shipping LLM-powered products or agentic workflows and understanding their
• Experience with durable execution or workflow orchestration platforms and designing for
• Familiarity with agent harnesses and frameworks, including tool design, context management
• Practical evaluation experience: defining success, diagnosing failures, and measuring whether
• Product judgment: connecting platform decisions to developer needs and customer outcomes

🎁 Benefits

• Industry-competitive salary and equity
• Comprehensive medical, dental, and vision coverage, with 100% of employee-only benefit premiums
• 16 weeks paid Parental Leave for all new parents
• Health & wellness stipend
• Remote workspace, internet, and cellphone stipend
• Commuter benefits for team members who report to the SF and NYC office