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Software Engineer

Netflix - 1d ago

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Senior Software Engineer

Reddit - 4d ago

Senior Software Engineer - k6 Core | United Kingdom | Remote

Requirements:

  • Strong experience building production software in Go, or another language with good support for concurrency and parallelism
  • Experience working on larger or long-lived codebases
  • The ability to work independently on scoped problems and deliver them to completion
  • Clear technical communication skills, especially in code reviews and design discussions
  • A good understanding of internet protocols such as HTTP, gRPC, and WebSockets, with some familiarity with lower-level networking concepts
  • Experience with modern development practices, including testing, code review, and iterative development

Nice to Haves:

  • Contributing to or maintaining open-source projects
  • Prior experience using k6 in production, or contributing to the k6 project or ecosystem
  • Performance, reliability, or network testing and optimization
  • Distributed systems or cloud-based services
  • JavaScript and/or TypeScript
  • Backend systems for web or mobile applications
  • Tools and platforms such as Docker, AWS, microservices architectures, and observability tools like Grafana or APM systems

What You'll Be Doing:

  • You will join a team of engineers responsible for building and maintaining k6, a performance testing tool written in Go. The team also maintains the open-source project, which means working directly on the product, the codebase, and with the community using it.
  • In this role, you will work on features and improvements across the k6 codebase, from initial idea through implementation and delivery. Much of the work involves problems that are not fully specified up front and require understanding the context, evaluating trade-offs, and choosing a reasonable technical approach.
  • You will work with a high degree of independence while collaborating closely with other engineers on design, implementation, and code reviews. You are expected to deliver production-quality code, maintain existing functionality, and help keep the system reliable and maintainable over time.
  • Some work may involve the k6 cloud offering, which builds on top of k6 to run distributed tests across data centers worldwide. This includes Go services that support distributed execution and require careful attention to performance, correctness, and failure modes.

Perks and Benefits:

  • 100% Remote, Global Culture - As a remote-only company, we bring together talent from around the world, united by a culture of collaboration and shared purpose.
  • Scaling Organization – Tackle meaningful work in a high-growth, ever-evolving environment.
  • Transparent Communication – Expect open decision-making and regular company-wide updates.
  • Innovation-Driven – Autonomy and support to ship great work and try new things.
  • Open Source Roots – Built on community-driven values that shape how we work.
  • Empowered Teams – High trust, low ego culture that values outcomes over optics.
  • Career Growth Pathways – Defined opportunities to grow and develop your career.
  • Approachable Leadership – Transparent execs who are involved, visible, and human.
  • Passionate People – Join a team of smart, supportive folks who care deeply about what they do.
  • In-Person onboarding - We want you to thrive from day 1 with your fellow new ‘Grafanistas’ to learn all about what we do and how we do it.
  • Balance is Key - We operate a global annual leave policy of 30 days per annum. 3 days of your annual leave entitlement are reserved for Grafana Shutdown Days to allow the team to really disconnect. *We will comply with local legislation where applicable.
AI Summary ✨
Grafana Labs logo

Grafana Labs

Remote - UK (Remote)

Remote
Experience: Senior
Posted: August 5, 2026
Last seen: 2 hours ago
backend

Why we track Grafana Labs

Grafana Labs is fully remote and the company behind Grafana, Loki, and Mimir. If you've used their open-source tools, you know how good they are. The engineering work is focused on observability infrastructure, and they're one of the most developer-loved companies in the space.

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