Logos is a movement supporting the development of the decentralised web. Logos technologies lay the foundations for a freer internet upon which communities can evolve into network states. Each protocol in the Logos stack seeks to empower its users while upholding civil liberties and fundamental freedoms.


About Vac

Vac builds public good protocols for the decentralized web. We do applied research based on which we build protocols, libraries and publications.

The role

We are seeking a skilled and passionate Software Developer in Test (with experience of Rust or Golang) to join our Vac QA team. As a Test Automation Engineer, you will play a crucial role in ensuring the reliability, performance, and scalability of distributed systems within Vac and the IFT.

Your responsibilities will include automating comprehensive test plans, as well as contributing to the identification and resolution of complex issues. Leveraging your expertise in programming and systems knowledge, you will help validating the functionality of distributed systems.

Key responsibilities

  • Implement (Nim, Rust, TS, Python), and maintain integration tests in collaboration with other QAs and Devs.
  • Execute and automate test plans, test cases, and test scripts to validate the functionality, performance, and scalability of distributed systems.
  • Identify, reproduce, and debug complex issues in distributed systems, working closely with Logos development teams.
  • Work with Docker, Kubernetes, and POSIX-like systems.
  • Create and maintain scalable test automation frameworks.
  • Integrate automated tests into CI pipelines using tools like Github Actions.

You ideally will have

  • Solid experience with systems programming languages like Rust, Nim, Go.
  • Working knowledge of Docker, Kubernetes, and POSIX-like systems.
  • Experience with scripting languages like Python.
  • Knowledge of tests automation tools, best practices and design patterns.
  • Excellent written and conversational communication skills.
  • Alignment with our core values and principles.

Bonus points

  • Experience with off-the-shelf networking stacks such as libp2p.
  • Experience in blockchain technology.
  • Experience working for an open-source organization.
  • Experience with desktop UI automation.

[Don’t worry if you don’t meet all of these criteria, we’d still love to hear from you anyway if you think you’d be a great fit for this role. Just explain to us why in your cover letter].

Hiring process 

The hiring process for this role will be:

  1. Interview with our POps team
  2. Interview with team member from the Vac QA team
  3. Take home assignment & interview with team member from the Vac QA team
  4. Interview with Vac team lead

The steps may change along the way if we see it makes sense to adapt the interview stages, so please consider the above as a guideline.


The expected compensation range for this role is negotiable, dependent on how we assess your skills and experience throughout our interview process. We are happy to pay in any mix of fiat/crypto.

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