Arcesium
Lead Infrastructure Engineer - Developer Experience
$215K–$265K
New York · Full-time · Posted Aug 13, 2026
- Experience
- 5+ years of relevant experience in software engineering, developer tooling, SDLC, or observability; the posting emphasizes accomplishments and potential over years worked.
About the job
Leads development of developer-experience systems and services, improving software delivery, observability, and developer productivity, including applying GenAI across the software development lifecycle.
What you'll do
- Build and operate GenAI systems for software development and operations, including coding-agent infrastructure.
- Maintain and improve SDLC tools and CI/CD, progressive delivery, test environments, and observability capabilities.
- Drive engineering best practices and track developer productivity and satisfaction metrics.
What they ask for
- Ownership of critical developer-facing systems and delivery of features that measurably improve developer productivity.
- Polyglot programming ability, with advanced ability in at least one language.
- Ability to balance timely delivery with correctness and business risk.
Nice to have
- Experience with AI/LLM-based developer tools, AI-ecosystem infrastructure, and self-hosted models.
Pay
$215,000 - $265,000 USD annual base salary
Tools
Python, Java, Go, Bash
AI focus
Evaluate, build, integrate, and operate coding agents; create infrastructure to make them effective and safe; and apply AI across prototyping, code generation and review, testing, deployment, and operational diagnostics.
Model-written summary · the original posting is authoritative