Senior Open Source Engineer

    Flexible - Spain && Flexible - Serbia
    Full-Time
    Senior (7+ yrs)
    Engineering & Development
    Posted on July 28, 2026
    In the cloud, every second counts. On the leading edge of security, Sysdig stops attacks in real-time by instantly detecting changes in cloud security risk with runtime insights and open source Falco. Trusted by a large enterprise customer base, we are a well-funded startup, passionate open source enthusiasts at heart, and problem-solvers who are building and delivering powerful solutions to secure cloud-native applications.
    We have an organizational focus on delivering value to customers. We appreciate diverse opinions and open dialogue to spur ideas and we believe in working together to achieve our goals. We're an international company that understands how to cultivate an inclusive environment across all teams.
    And we're a great place to work too - we've been named a "Best Places to Work" by Inc, the San Francisco Business Time, and Built In, with recognitions ranging from "Best Benefits" to a "Best Company for Happiness".
    We are looking for driven team members who want to join us on our mission to lead cloud security globally. Does this sound like the right place for you?
    What you will do:
  1. You will develop exciting pieces of new technology within Falco, OSS Sysdig, their libraries, and our Open Source projects
  2. You will become a contributor and possibly a maintainer of these open source projects
  3. You will help users and adopters get up to speed with these tools and help fix reported bugs
  4. You will be responsible for making releases and working on modern automation
  5. You will engage with the community via Slack and GitHub, participate in conferences like Kubecon, deliver technical talks, and write blogs on open source technologies, such as the Linux kernel, Falco, and Sysdig
  6. What you will bring with you:
  7. Solid programming skills in the following programming languages: C/C++, Golang, Rust
  8. Contribution to open source projects
  9. Linux, eBPF, Containers, and Kubernetes experience
  10. What we look for:
  11. 5 years of experience as Software Engineer in cloud native or security domains
  12. Excellent analytical and problem-solving skills
  13. Strong communication and collaboration skills
  14. When you join Sysdig, you can expect:
  15. Extra days off to prioritize your well-being
  16. Mental health support for you and your family through the Modern Health app
  17. Great compensation package
  18. Company:  Sysdig

    Provides cloud and container security monitoring and runtime threat detection.
    501-1000 employees
    Cybersecurity
    HQ: United States