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Oxylabs

Senior Site Reliability Engineer (SRE) – Infrastructure & Systems (B2B)

Oxylabs Tallinn, Estonia · PLN 384K/yr

IT Services and IT Consulting · 201-500 employees

2 d ago
Remote sre Senior (5-10 yrs) Full-time Estonia
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About the role

You will own and evolve the production infrastructure, leading the migration from Docker Swarm to Kubernetes. Additionally, you will maintain high availability, drive observability, and participate in on-call rotations to ensure system reliability.

What they look for

Site Reliability Engineering Kubernetes Docker Swarm Infrastructure as Code CI/CD Observability Python Go Bare-metal infrastructure Networking Incident response System administration Automation High availability Edge computing

Requirements

Candidates must have experience operating highly available infrastructure at scale and hands-on experience with Kubernetes in bare-metal environments. Proficiency in Infrastructure as Code and scripting, along with familiarity with Python or Go, is required.

Benefits

Quarterly performance bonus Internal learning options External conferences Mentorship Private health insurance Gym allowance Wellness app Team events Overseas workation

Full description

Webshare is an enterprise-grade proxy platform delivering fast, self-service access to over 80 million global IPs across 195 countries. Built for extreme reliability with 99.97% network uptime, it enables tens of thousands of businesses worldwide to run large-scale web scraping, market research, and automated data collection through dev-friendly APIs.

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In this role, you’ll:

  • Own and evolve Webshare's production infrastructure.
  • Lead the migration from Docker Swarm to Kubernetes on premises.
  • Maintain high availability across hundreds of servers and ~50 services.
  • Drive observability in cooperation with the development team.
  • Establish and enforce IaC practices, CI/CD pipeline reliability.
  • Participate in the on-call rotation alongside backend engineers.
  • Respond to and lead to an infrastructure incident resolution, run post-mortems and drive systematic remediation.
  • Contribute to platform tooling that improves developer experience and reduces infrastructure toil.
  • Own infrastructure together with a strong team of backend engineers.

Your skills & experience:

  • Have built and operated highly available infrastructure at a scale: hundreds of servers, dozens of services, real production load.
  • Hands-on K8s in self-hosted / bare-metal environments.
  • Confident with Infrastructure as Code.
  • Proactive, surfaces problems before being asked, keeps the team informed without prompting.
  • Scripting and development skills.

Nice to have:

  • Led at least one major infrastructure migration - planned, executed, and stabilised it.
  • Python and/or Go familiarity - backend is Python, edge services are Go.
  • Exposure to proxy, networking-heavy infrastructure.
  • Previous experience in a small team where developers shared infrastructure responsibility.
  • Familiarity with edge clusters or split compute/edge architectures.

Salary & Benefits:

  • Gross salary: From 7000 EUR/month gross + quarterly KPI-based performance bonus. Keep in mind that we are open to discussing a different salary based on your skills and experience.
  • Growth & Learning: 40+ internal learning options, external conferences, mentorship, and year-round knowledge-sharing.
  • Health & Well-being: Private health insurance, gym allowance and a wellness app.
  • Celebration & Community: Team events, an overseas workation and plenty of ways to mark milestones together.

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