Senior Site Reliability Engineer

About the role

We are seeking a Senior Site Reliability Engineer to ensure the reliability, scalability and performance of a globally‑used knowledge platform. The role is fully remote and part of a distributed engineering team that values transparency, open‑source collaboration and continuous learning.

Key responsibilities

• Perform day‑to‑day operations and DevOps responsibilities across large‑scale public‑facing infrastructure, including deployment, configuration, maintenance, and troubleshooting.
• Manage and optimise configuration and deployment systems using tools such as Puppet and Kubernetes.
• Automate infrastructure provisioning, service deployment, and operational workflows to improve reliability and efficiency.
• Collaborate with product and engineering teams to design scalable architectures and ensure systems operate reliably under global traffic loads.
• Participate in a 24/7 on‑call rotation, handling incident response, system alerts, troubleshooting and post‑incident reviews.
• Conduct root‑cause analysis of production incidents and implement preventive measures to improve system stability.
• Contribute to system monitoring, observability and performance optimisation initiatives.
• Mentor engineers and share operational expertise within a distributed, cross‑functional team.
• Work asynchronously with global teams while ensuring clear and effective technical communication.

Required profile

• 6+ years of experience in Site Reliability Engineering, DevOps, or infrastructure operations within complex distributed systems.
• Strong proficiency in Linux systems administration, troubleshooting and performance tuning.
• Experience with scripting languages such as Python, Bash, Go or Ruby for automation and tooling.
• Hands‑on experience with configuration management tools such as Puppet or Ansible.
• Solid understanding of distributed systems, caching technologies and system optimisation techniques.
• Experience with Linux package management on Debian‑based systems.
• Proven track record of automating operational processes and identifying improvement opportunities.
• Experience participating in incident response, post‑mortems and reliability engineering practices.

Required skills

• Linux
• Python
• Bash
• Go
• Ruby
• Puppet
• Ansible
• Kubernetes
• Debian (package management)