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roofline

Senior Build System & Packaging Engineer

roofline

. Own and evolve our Bazel-based build system powering our ML compiler platform.

Posted 4/20/2026full-timeKöln • 🇩🇪 GermanySeniorWebsite

Tech Stack

Tools & technologies
JenkinsPython

About the role

Key responsibilities & impact
  • Own and evolve our Bazel-based build system powering our ML compiler platform.
  • Design and maintain Python packaging and distribution pipelines.
  • Champion developer experience by building intuitive tooling, documentation, and self-service workflows.
  • Develop and optimize CI/CD infrastructure for rapid iteration.
  • Manage third-party dependencies, SDKs, and toolchains.
  • Collaborate closely with compiler, runtime, and test engineers.
  • Improve build performance through caching strategies and tooling.
  • Define and enforce packaging standards, release processes, and versioning policies.

Requirements

What you’ll need
  • Knowledge and hands-on experience in Python, C/C++
  • Degree in Computer Science / Electrical Engineering or a related field
  • Strong experience with Bazel or similar hermetic build systems
  • Solid understanding of Python packaging, particularly building and distributing wheels
  • Proven understanding of software engineering principles, data structures, design patterns, and algorithms
  • Hands-on experience with CI/CD platforms (e.g., GitHub Actions, GitLab CI, Jenkins, or Buildkite)
  • Ambition and curiosity to solve complex problems and take ownership.
  • Experience with compiler projects, particularly with MLIR or LLVM build infrastructure is nice to have.

Benefits

Comp & perks
  • The opportunity to grow.
  • Be at the forefront of building and shaping an industry-defining venture.
  • Plenty of opportunities to learn and evolve.
  • Flexibility to take extra time off and adjust schedules.
  • Equity for every employee to participate in success.
  • Regular events and retreats for team building.

ATS Keywords

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Hard Skills & Tools
PythonC/C++BazelCI/CDGitHub ActionsGitLab CIJenkinsBuildkitesoftware engineering principlesdata structures
Soft Skills
problem-solvingownershipcuriosity
Certifications
Degree in Computer ScienceDegree in Electrical Engineering