Millennium
Senior ‘Developer Infrastructure’ Engineer
$175K–$250K
New York, New York · On-site · Senior · Full-time · Posted Feb 24, 2026
- Experience
- 5+ years; software engineering or DevInfra/Platform/DevOps experience, with significant focus on building systems and CI/CD.
About the job
Owns and evolves scalable build systems, CI/CD infrastructure, and developer tooling for performance-sensitive trading and market-data systems.
What you'll do
- Design and maintain scalable, parallel, cached build systems and optimize CI/CD pipelines for speed, reliability, and developer productivity.
- Develop shared tools and manage containerized environments, artifact storage, dependencies, and release workflows.
- Use AI and automation to reduce manual work and improve build, test, release, and observability processes.
What they ask for
- 5+ years of software engineering or DevInfra/Platform/DevOps experience, with significant focus on building systems and CI/CD.
- Strong programming skills in one or more of Python, Rust, Go, or C++.
- Hands-on experience with at least one modern build system, such as Bazel or Buck 2.
- Experience scaling build and test infrastructure; familiarity with Git, containers, and cloud infrastructure.
Nice to have
- Experience with monorepos.
- Experience designing or participating in processes, systems, or playbooks that leverage AI to streamline work.
Pay
$175,000 to $250,000 (base salary)
Tools
Python, Rust, Go, C++, Bazel, Buck 2, Git, Docker
AI focus
Apply AI and automation across the SDLC, including copilots, workflow automation, AI-driven analytics, and smarter build, test, triage, and observability workflows.
Model-written summary · the original posting is authoritative