Senior SRE or DevOps engineer in networking-heavy infrastructure (B2B)

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. 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 5500 EUR/ 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.