Senior Software Engineer (Agentic Engineering, Eastern Timezone)

• As a Senior Software Engineer on Coder’s Agentic Engineering team, you’ll build and evolve the systems behind our agentic development experience. You’ll work across the agent harness, integrations, and workflows that connect agents with real development environments
• You’ll stay hands-on, solve complex technical problems, and work closely with Product, Design, and other engineers to ship reliable agentic experiences
• To provide substantive overlap with the team, this position must be in Eastern Time
• Design and build production systems in Go, with work across React and TypeScript where needed
• Improve agent execution, tool use, context management, streaming, and long-running workflows
• Extend our provider-agnostic architecture as models and capabilities change
• Build reliable integrations between agents, workspaces, tools, and developer infrastructure
• Own projects from implementation through rollout and iteration
• Contribute to design reviews, code reviews, and technical discussions
• Partner with Product and Design to turn agent capabilities into useful developer experiences
• Improve the reliability, performance, and operability of agentic systems
• Our tech stack
• Backend: Go, Postgres
• Frontend: TypeScript, React
• Infrastructure: AWS, Kubernetes
• Observability: Prometheus, Grafana
• CI/CD: GitHub Actions

Benefits

• Generous medical / dental / vision coverage
• 4% 401(k) match
• Monthly “perks” stipend for wellness, learning and development, travel, etc
• Paid sabbatical after 5 years
• Remote work from anywhere, or join our Austin or San Francisco offices
• Flexible time off
• Fertility benefits through Carrot Fertility and generous parental leave
• Annual workstation allowance for your home office- Experience building systems around LLMs or agentic workflows
• Familiarity with model APIs, tool calling, context management, or agent loops
• Hands-on experience with Go
• Strong experience building and operating production software systems
• Working knowledge of AWS
• Someone who contributes beyond their own code through reviews, collaboration, and knowledge sharing
• Strong problem-solving skills and comfort working through technical ambiguity
• Good understanding of distributed systems and production reliability
• Experience with React and TypeScript
• Experience with MCP, agent tools, or multi-agent systems
• Experience building coding agents, developer tools, or cloud development environments
• Experience with remote execution, sandboxing, or isolated compute
• Experience building integrations across multiple model providers
• Open-source contributions or experience working directly with customers
• Experience with AWS, Kubernetes, Docker, or Linux