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Salary
$72k – $88k per year
Location
Hybrid (Kraków, Poland)
Seniority
Senior
Employment
Full-Time

First seen by Alion on Sep 26, 2026.

Overview
Company
Impact
Profile match
VirtusLab is a software engineering and consulting company headquartered in Poland that works with clients internationally. It provides custom software development and technology consulting services with a focus on areas such as cloud computing, data platforms, and developer tooling.

Bazel Engineer (Senior)

VirtusLab is a leading European software consulting and engineering company. Our mission is to craft clean code and practical solutions with precision and purpose. We foster a dynamic culture rooted in strong engineering, a sense of ownership, and transparency, empowering professionals to make a substantial impact in the software industry.

Project Overview & Engagement Profile

Core Bazel team

Project scope

The project focuses on delivering a blend of consultancy, migration and working on open source related to Bazel. Members of the team work on short and medium-length projects around Bazel and, at some point, become the founding members of longer-lived teams. Deliverables encompass:

  • Executing smooth Bazel migrations

  • Promoting Bazel ecosystems and engineering expertise through technical conferences, meetups, blog posts, and social media channels - only if you feel comfortable with it.

  • Developing high-quality open-source and internal solutions tailored to Bazel

  • Supporting pre-sales activities and strategic technical consultancy

  • Developing and delivering training sessions and mentoring engineering teams - only if you feel comfortable with it.

Tech stack

Bazel, Starlark, Python

Project Challenges

The engagement is a part of the group that solves problems too hard for the client's own team, even backed by LLMs. Works spans multiple ecosystems, codebase sizes, and setup quality - from helping startups to working on work-class Bazel builds (like those at Airbnb, Databricks, or Uber). It requires driving technical initiatives and applying creative problem-solving approaches.

Team

An elite engineering squad consisting of 10 Bazel Experts across various short and mid-term projects.

Required Expertise & Competencies

  • Track record in developing solutions around build tools, maintaining robust CI/CD pipelines, or optimising SDLC processes

  • Expertise in Bazel (preferred) or other build tools

  • Interest in build systems, SDLC, and developer tooling in general

  • Proficiency in at least one software ecosystem (JVM, Rust, Go, TypeScript, C++ or similar)

  • Excellent communication skills combined with a pragmatic approach to technical problem-solving

  • Proactive approach to blocker resolution and collaborative technical alignment

  • High autonomy in task execution and output delivery

  • Public speaking, technical blogging, and community engagement experience are significant assets, alongside strong mentoring and knowledge-sharing capabilities

Don't worry if you don't meet all the requirements. What matters most is your passion and willingness to develop.

A few perks of being with us

  • Building tech community

  • Flexible hybrid work model

  • Home office reimbursement

  • Language lessons

  • MyBenefit points

  • Private healthcare

  • Training Package

  • Virtusity / in-house training

And a lot more!

Access to the above perks is optional and completely voluntary for B2B contractors

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