Kevin Hellemun
System Engineer at Cloudflare
The Hague, South Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolKevin Hellemun is a systems engineer with a decade of hands-on experience building reliable, automated infrastructure for high-scale SaaS and fintech environments. He specializes in observability, SRE and DevOps practices—replacing federated Prometheus with Thanos, contributing to the Thanos open-source project, and building automation that eliminates manual release and incident work. At companies like MessageBird, Catawiki, Mollie and now Cloudflare he’s driven DB and monitoring automation, CI enforcement, and incident management tooling that materially improved reliability and operability. Kevin often prefers solving problems by automating them end-to-end, from Terraforming user management to writing internal meta-monitoring and replication fixes. His pragmatic background spans both software and infra, reflected in projects from SDK generators to backend service directories. Based in The Hague, he blends deep technical troubleshooting with a persistent focus on reducing toil.
10 years of coding experience
7 years of employment as a software developer
Computer Software Engineering, Computer Software Engineering at freeCodeCampBachelor of Applied Science - BASc(incomplete) Informatica (Software engineering) / Hogere opleiding Software engineer, Bachelor of Applied Science - BASc(incomplete) Informatica (Software engineering) / Hogere opleiding Software engineer at Rotterdam University of Applied SciencesBachelor's degree (INCOMPLETE) Technische informatica / Computertechniek / Technische computerkunde, Bachelor's degree (INCOMPLETE) Technische informatica / Computertechniek / Technische computerkunde at Delft University of Technology
Github Skills (21)
observability10
high-availability10
go10
prometheus10
metric10
cnc9
kubernetes7
dockers7
kubernetes-pods7
docker7
rest-api6
automations6
s3-bucket6
aws-s36
automation6
Programming languages (20)
Github contributions (5)
thanos-io/thanos
Jan 2020 - Sep 2021
Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:34 reviews, 7 commits, 8 PRs in 1 year 7 months
Contributions summary:Kevin primarily contributed to the backend infrastructure and functionality of the Thanos project. Their work involved implementing new metrics, modifying rule configurations, and improving the DNS resolution within the system. A significant portion of their contributions focused on the replication process, including time-based filtering and improvements to the replicator's functionality. Additionally, they addressed file permission issues and added metrics for HTTP client instrumentation.
promqlobservabilityprometheusstoragegoogle-cloud-storage
bunq/tinker_php
Mar 2018 - Sep 2018
Install Tinker by just running this command: bash <(curl -s https://tinker.bunq.com/php/setup.sh)
Contributions:45 commits, 17 PRs, 24 pushes in 6 months
tinkerbunqbunq-apibank-integrationphp
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