Expert Bazel Engineer

26 000 - 31 000 PLNNet per month - B2B

Expert Bazel Engineer

Python

Szlak 49, Kraków

VirtusLab

26 000 - 31 000 PLN
Net per month - B2B
Full-time
B2B
Senior
Remote

Tech stack

    English

    B2

    Bazel

    master

    Starlark

    advanced

    Maven

    advanced

    Gradle

    advanced

    Python

    advanced

    CMake

    advanced

    C++

    regular

    IDE

    nice to have

Job description

We foster a dynamic culture rooted in strong engineering, a sense of ownership, and transparency, empowering our team. As part of the expanding VirtusLab Group, we offer a compelling environment for those seeking to make a substantial impact in the software industry within a forward-thinking organization.

We are looking for Bazel engineers for several projects. Get to know what each project has to offer and what you would do in this position.


About the role

Each role has a specific set of skills that need to be available. Here is an overview of the skillset needed for our projects.


📝 Project

Bazel-flow-expert

What you will do

  • Design and implement solutions within the Bazel ecosystem using Starlark, Golang, C++, and TypeScript

  • Research and develop tooling improvements for Bazel, including alternative rules and integrations

  • Collaborate with customers to deliver high-quality build automation services across diverse tech stacks

  • Maintain and improve CI/CD pipelines and support various stages of the software development lifecycle

  • Work closely with distributed teams across EU and USA, including Professional Services and Customer Success

  • Contribute to open-source initiatives and internal knowledge sharing through documentation or blog posts

  • Mentor teammates, share expertise, and support learning around Bazel and related technologies

  • Adapt quickly to new tools, languages, or ecosystems as project needs evolve


The project

The project supports a major provider of caching and remote build execution solutions by delivering advanced services around Bazel and build automation. It focuses on research and development within the Bazel ecosystem, including tooling improvements and cross-language integrations. The team also contributes to open-source efforts while solving complex challenges across evolving tech stacks.


🛠 Tech stack

Bazel, Starlark, Golang, C++, TypeScript, Gradle, Maven, CMake


🤝 Your future team

The team is a tight-knit group of 2 engineers, expanding to 3+, supported by a dedicated project manager. They collaborate closely with Professional Services, Customer Success, and Development teams across the EU and USA, bringing deep expertise in build systems and cross-ecosystem integrations


What we expect

  • Bring expert-level experience with Bazel and strong skills in Python or Starlark

  • Apply advanced knowledge of at least one other build tool such as Gradle, Maven, or CMake

  • Demonstrate solid understanding of at least one ecosystem like C++, JVM, .Net, Rust, Golang, or NPM

  • Communicate clearly and collaborate effectively within a distributed team

  • Take initiative in solving problems and managing tasks independently

  • Show flexibility when working across changing technologies and requirements

  • Contribute to a learning culture by mentoring others and sharing knowledge


Nice to have

  • Experience with IDE internals or plugin development for tools like VS Code or JetBrains IDEs

  • Interest in public speaking, writing technical content, or engaging with developer communities



Published: 15.08.2025

Meet the company

VirtusLab

Join the VLteam and elevate your career to new heights! Join us in shaping the future of software engineering with a team that values flexibility, fosters an open-minded culture, and delivers outstanding solutions. We have extensive knowledge about Data Engineering & Data Science, Cloud-Native Services, Reactive Systems, Dev Tooling and Frontend. We are also worldwide experts in Scala language, officially supporting its development and tooling.

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