AI Platform Engineer, Developer Productivity

The role

You will own the Software Factory, including development environments, build systems, CI/CD, and engineering automation. You will discover, measure, and remove developer friction to improve speed and quality across the company.

What you will do

• Own developer environments and build infrastructure
• Build delivery workflows and engineering automation
• Integrate AI-assisted development and coding agents
• Measure and improve developer experience
• Drive onboarding, enablement, and adoption
• Operate the developer platform as a product

Required qualifications

• 3+ years building developer-facing infrastructure: monorepo platforms, build systems, CI/CD, or internal tooling
• Hands-on depth with at least one modern monorepo tool (Nx, Bazel, Pants, Buck, Turborepo)
• Strong fluency with CI/CD systems at scale (GitHub Actions, Buildkite, CircleCI, or similar)
• Fluent in at least two of: Go, Python, TypeScript, Rust, Bash
• Experience building automated testing or code-quality workflows that engineers trust
• Have shipped developer platforms that real engineers adopted
• Have measured developer friction and shown clear before/after impact from tooling, CI, build, release, or workflow improvements
• Have strong intuition for developer experience, paved paths, and long-term maintainability
• Are comfortable owning the full lifecycle: design doc, MVP, hardening, adoption
• Can help teams adopt new tools and migrate existing workflows through clear documentation and practical support
• Have owned developer-facing systems with real uptime and operational responsibility
• Are familiar with observability tooling and incident response

Nice to have

• Built or integrated coding agents, automated code review, or AI-assisted testing into engineering workflows
• Experience with sandboxed code execution, credential scoping, or security controls for development agents
• Built or significantly contributed to a remote build cache, custom build system, or hermetic build pipeline (Bazel, Nix, etc.)
• Led a polyrepo -> monorepo (or reverse) migration at scale
• Experience applying DORA / SPACE or other DX metrics in practice
• Background in release engineering, supply-chain security (SLSA, Sigstore), or artifact management
• Built internal PaaS, dev environments, or scaffolding generators
• Built shared quality-assurance infrastructure
• Open-source contributions to Nx plugins, GitHub Actions, coding-agent tooling, or related developer platforms
• Exposure to multi-tenant, regulated, or air-gapped deployment environments

Benefits

• Competitive salary plus equity
• Medical, Dental, and Vision coverage
• 401(k)
• Unlimited PTO
• Daily lunches
• Commuter benefits

About the company

Brain Co. builds AI-native operating systems for large, regulated institutions. Their proprietary platform is called Atlas.