Wiard Van Rij is a senior observability engineer with 9+ years building cloud-native, high-throughput systems and shipping pragmatic monitoring, tracing and alerting platforms. Currently at Roku and previously leading observability at de Volksbank, he combines hands-on DevOps with architectural vision—implementing Prometheus/Thanos, Jaeger/Elasticsearch and GitHub-driven CI for complex distributed systems. An active security-minded practitioner and occasional hacker, he runs his own consultancy (webfixit) and has responsibly disclosed notable vulnerabilities across major services. He contributes to CNCF projects like Thanos, improving backend reliability and automation, and holds practical expertise across Kubernetes, OpenTelemetry, Grafana and major cloud providers. Known for challenging vague SLAs with meaningful SLO/SLI design, he blends technical depth with a knack for coaching teams toward measurable value.
9 years of coding experience
9 years of employment as a software developer
Avans Hogeschool Breda
Applicatie Beheerder, Applicatie Beheerder at Radius College
Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.
Role in this project:
Back-end Developer & DevOps Engineer
Contributions:3 releases, 129 reviews, 31 commits in 1 year 3 months
Contributions summary:Wiard's contributions primarily focused on back-end development tasks, including adding logging information, refactoring Azure object storage, and making timezone configurations dynamic. They also demonstrated DevOps skills by implementing automated GitHub workflows for managing container SHAs and parallelizing end-to-end tests. Furthermore, the user contributed to the project by sorting flags alphabetically and cutting releases.
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Wiard Van Rij - Sr. SW Engineer, Observability at webfixit