Senior Software Engineer, Dev Productivity (Bazel & CI)

Chalk; New York (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

Chalk is seeking a software engineer focused on developer productivity to own and drive the build and CI/automation stack. You will shape priorities, improve Bazel-based toolchains, and ensure fast, hermetic builds used by every engineer.

You will work in a small team with emphasis on performance, testing, and reliability, leveraging C++, Rust, and Python interfaces, reporting to engineering leadership. This is a full-time, on-site role in New York.

Qualifications

• 5+ years of professional experience as a Software Engineer, ideally in developer productivity.
• Hands on Bazel experience. You have written and debugged BUILD files and Starlark, configured toolchains, and worked through either a real migration or in a large existing workspace
• C++ coding experience as a Software Engineer.
• Ability to work autonomously and to make pragmatic tradeoffs with an eye towards business outcomes.
• Strong communication skills.
• Bachelor's degree in Computer Science or equivalent experience. Strong experience matters more here than the credential

Responsibilities

• Own our Bazel build system, including toolchains, dependency management, and remote execution.
• Work across the engineering organization, with support from leadership, to create a consistent experience for engineers to run and develop Chalk in containerized dev environments.
• Establish test and benchmark patterns.
• Own CI health which includes speed, reliability, and completion.
• Drive down test flakiness.
• Make C++ and Rust builds and tests faster through toolchain work, caching, remote execution, and dependency hygiene.

Education

Bachelor's degree in Computer Science or equivalent experience

Tools

Bazel

Buildkite

Nix

Baz1 remote execution

Remote caching

Python interface

Job description

Chalk is seeking a software engineer focused on developer productivity to own and drive the build and CI/automation stack. You will shape priorities, improve Bazel-based toolchains, and ensure fast, hermetic builds used by every engineer.

You will work in a small team with emphasis on performance, testing, and reliability, leveraging C++, Rust, and Python interfaces, reporting to engineering leadership. This is a full-time, on-site role in New York.