Anthropic · 12 hours ago
Staff Software Engineer, Build Systems
New York, NY
Full-time
Hybrid
Lead/Staff
$405K/yr - $485K/yr
10+ years expAnthropic is a public benefit corporation dedicated to creating reliable, interpretable, and steerable AI systems. They are seeking a talented and experienced Software Engineer to join their Builds team, responsible for developing scalable build infrastructure that supports the organization's growing engineering and research efforts.
Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning
Responsibilities
Design and build scalable, hermetic build infrastructure including remote build execution (RBE) and content-addressable storage (CAS) systems that support all source and image builds
Own and evolve Nix-based build environments and package management, keeping nixpkgs and language runtimes current and compatible
Drive fine-grained dependency management across the monorepo to enable incremental builds and eliminate unnecessary rebuilds
Build and maintain language-specific build toolchains and accelerator SDK/runtime builds
Reduce container image build times through architectural improvements to build pipelines, layer caching, and content-addressable storage
Partner with CI, Languages, and Developer Acceleration teams to ensure build infrastructure integrates seamlessly with the broader developer platform
Qualification
Required
10+ years of relevant industry experience building and operating large-scale build systems and infrastructure
Deep experience with hermetic, reproducible build systems (Bazel, Buck, Nix, or similar) in a large monorepo environment
Understand build caching strategies, remote execution, and content-addressable storage deeply
Experience with containerized build environments and image build pipelines
Strong proficiency in at least one of Python, Rust, or Go
Excellent communication skills and enjoy supporting internal partners to improve their development experience
Excited about designing foundational systems and are comfortable working independently on ambiguous, high-impact technical challenges
At least a Bachelor's degree in a related field or equivalent experience
Preferred
Experience with Nix/NixOS and managing large Nix package sets at scale
Experience with Rust build toolchains (cargo, maturin) and Python-Rust interop
Experience building or operating remote build execution systems (Bazel Remote Execution API, BuildBarn, BuildBuddy, or similar)
Experience managing accelerator SDK builds (CUDA, Neuron SDK, JAX/XLA)
Experience with fine-grained dependency graph analysis and incremental build optimization at monorepo scale
Benefits
Optional equity donation matching
Generous vacation and parental leave
Flexible working hours
Company
Anthropic
Anthropic is an AI research company that focuses on the safety and alignment of AI systems with human values.
501-1000 employees
H1B Sponsorship
Anthropic has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (105)
2024 (13)
2023 (3)
2022 (4)
2021 (1)
Funding
Current Stage
Late StageTotal Funding
$33.74BKey Investors
Lightspeed Venture PartnersGoogleAmazon
2025-09-02Series F· $13B
2025-05-16Debt Financing· $2.5B
2025-03-03Series E· $3.5B
Leadership Team
Dario Amodei
Co-Founder and CEO
Daniela Amodei
President and co-founder
Recent News
2026-01-25
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2026-01-25
2026-01-25
Company data provided by crunchbase