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Infrastructure Engineer – DevOps & Core Systems

Wix

  • Build, operate, and improve production infrastructure, with a focus on AWS, Kubernetes, and CDN and caching systems.
  • Our work model is fully in person, with 5 days a week from our office.
  • We’re proud to be an equal opportunity employer.

About Wix

  • At Wix, we believe our best work happens together.
  • Flexibility remains a core value at Wix and special requests are handled thoughtfully at the team level.
  • We are Wix’s Infrastructure Guild.
  • We’re at the core of building and maintaining the production and CI/CD environment.
  • Our mission is to improve production performance and resilience to ensure 99.99% uptime for millions of users and drive our developer velocity.
  • We also design, develop and operate cutting-edge services and robust tools for the entire developer community—both Frontend and Backend.
  • Wix was built around the idea that everyone has the right to be successful, online.
  • This same vision defines us as an employer: creating a work environment where everyone is welcome, and anyone has the right to succeed.

Responsibilities

  • Troubleshoot complex infrastructure issues across Linux, networking, Kubernetes, and content delivery.
  • Automate infrastructure provisioning and configuration management to make deployments consistent and reliable.
  • Develop monitoring and alerting, investigate production incidents, and implement improvements that prevent recurrence.
  • Collaborate with development, support, and QA teams to improve infrastructure reliability and performance.
  • Propose and implement improvements that benefit our infrastructure, teams, and users.
  • Participate in the team’s on-call rotation to resolve production incidents and restore service availability.

Requirements

  • 4+ years of experience operating production infrastructure, with strong Linux administration, networking, and troubleshooting skills.
  • Strong understanding of AWS fundamentals, including compute, networking, load balancing, and auto scaling.
  • Practical experience administering and troubleshooting production Kubernetes clusters, including cluster upgrades, networking, and scaling.
  • Experience operating CDN and HTTP caching infrastructure using Varnish, NGINX, or similar technologies, with a solid understanding of HTTP, DNS, TLS, cache behavior, and invalidation.
  • Experience automating infrastructure provisioning and configuration management using Terraform and tools such as Ansible, Chef, or equivalents.
  • Experience using Prometheus, Grafana, or equivalent tools for monitoring, incident investigation, and performance troubleshooting.

Preferred

  • Experience with on-premises infrastructure, private clouds, hypervisors, or bare-metal servers is an advantage.