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Senior Software Engineer - Bazel Tools

Datadog· Engineering
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Hybrid (Multiple U.S. cities)$244k - $305kFull-timePosted 2mo ago

About the role

Senior software engineer on the Language Tools team responsible for building and maintaining CI/build tooling around Bazel in Datadog’s backend monorepo, enabling ~1,500 developers to build, test, and package millions of lines of code.

Responsibilities

  • Invent build, test and packaging tools that are simpler and more reliable to use.
  • Push performance and cost efficiency at scale, raising cache hit rates and cutting CI times and compute spend across millions of targets.
  • Treat CI like SREs treat prod, making sure our pipelines are green and fast.
  • Prepare, run, and finish complex migrations.
  • Contribute back to the Bazel ecosystem, upstreaming fixes and shaping features we depend on.

Qualifications

  • An expert in Bazel and/or one of the languages listed above.
  • A well-rounded engineer who broadly understands the various types of software projects that are built, tested, and packaged with our tools.
  • Careful and fearless, understanding the impact of changes on the velocity of hundreds of engineers.
  • User-focused, improving usability of the tools so they require less support over time.
  • Experience working with a large codebase is preferred.

Skills

Required:Bazel
Nice to have:GoPython

Benefits

  • New hire stock equity (RSUs) and employee stock purchase plan (ESPP)
  • Continuous professional development, product training, and career pathing
  • Intradepartmental mentor and buddy program for in-house networking
  • Inclusive company culture, ability to join Community Guilds (employee resource groups)
  • Inclusion Talks, internal panel discussions
  • Free, global mental health benefits for employees and dependents age 6+
  • Competitive global benefits (healthcare, dental, parental planning, mental health benefits, 401(k) match, PTO, fitness reimbursements, discounted ESPP)
Last updated Oct 22, 2026. Interested? Apply on the company site.

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