Jan Doberstein
Senior Support Engineer at Elastic
Herne, North Rhine-Westphalia, Germany
Summary
🤩
RockstarJan Doberstein is a Senior Support Engineer at Elastic with 14 years of hands-on experience in observability, DevOps and infrastructure automation. Based in Herne, Germany, he combines deep support expertise with practical contributions to open-source tooling—improving Graylog documentation and hardening its official Docker image for Kubernetes and Nomad deployments. He excels at turning complex installation and configuration workflows into clear, reproducible guides and secure Docker/Kubernetes patterns, making deployments more reliable for operators. Known for bridging support and engineering, Jan brings a pragmatic focus on security, automation, and maintainable operational docs that reduce onboarding friction for teams.
14 years of coding experience
German, English
Stackoverflow
69reputation
8kreached
6answers
1question
Github Skills (32)
docker10
ssl10
tls1210
webconfig10
docker-image10
graylog10
configuration-management10
bash10
tls1310
dockers10
configuration-file10
webserver10
configurations10
devops10
documentation10
Programming languages (14)
Github contributions (5)
Graylog2/documentation
May 2016 - Feb 2021
Role in this project:
Technical Writer
Technical WriterContributions:44 reviews, 367 commits, 479 PRs in 4 years 10 months
Contributions summary:Jan's contributions primarily focus on clarifying and improving the documentation for the Graylog platform. They have clarified the Apache rewrite rules and added explanations and examples for configuration, including reverse proxy setups and the creation of SSL/TLS certificates. Furthermore, the user added detailed step-by-step installation guides for various operating systems and noted steps to create and maintain Graylog installations on Docker, demonstrating a deep understanding of the platform's setup and configuration.
Graylog2/graylog-docker
Sep 2018 - Dec 2020
Official Graylog Docker image
Role in this project:DevOps Engineer
DevOps EngineerContributions:4 releases, 5 reviews, 51 commits in 2 years 2 months
Contributions summary:Jan primarily focused on improving the infrastructure and automation aspects of the Graylog Docker image. They updated the Dockerfile with security improvements, optimized Dockerfile configurations, and addressed issues related to environment variables and health checks. They also implemented Kubernetes and Nomad cluster integration features. The user's contributions encompassed configuring secrets and custom configurations within the Docker environment.
docker-imagegrayloglog-analysislog-managementdocker
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