Middle Site Reliability Engineer (CDN & DevOps) at Provectus - Serbia

Middle Site Reliability Engineer (CDN & DevOps)

Provectus

Serbia Remote permanent

Posted: May 6, 2026

Required Skills

Job Description

Provectus is looking for a Senior DevOps or SRE professional to join our team and take ownership of our globally distributed edge infrastructure. In this role you will manage and improve CDN configurations with a focus on Fastly and Varnish VCL.

Responsibilities:
• Manage and improve CDN configuration including caching rules, redirects, and traffic routing across a globally distributed edge

• Triage CDN related production issues through log analysis and performance investigations for high traffic events

• Review merge requests from product and platform engineering teams and advise on cache behavior and edge performance

• Build and maintain CI CD pipelines in GitLab CI for safely delivering CDN configuration changes

• Partner with development teams across US and EU time zones to onboard new services behind the CDN

• Maintain documentation, runbooks, and operational procedures while contributing to monitoring and alerting on edge traffic

Required Skills and Qualifications:
• 3 plus years in a DevOps, SRE, or Web Operations role

• Hands on experience with a public CDN like Fastly, Varnish, Cloudflare, or Akamai including writing cache and routing rules

• Strong understanding of HTTP fundamentals such as cache headers, redirects, surrogate keys, and purge strategies

• Experience with GitLab CI CD pipelines and solid Linux administration skills

• Scripting proficiency in Python or Bash and comfort using AI assisted coding tools like Copilot or Claude

• Upper Intermediate English with strong communication skills for a distributed team

Would Be a Plus:
• Background operating CDN for high traffic, event driven, or live streaming workloads

• Familiarity with Kubernetes at the read level to understand service manifests

• Working knowledge of AWS infrastructure and network protocols like TCP, TLS, and DNS

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