Markus Bergholz
DevOps Systemengineere at lekker Energie GmbH
Berlin, Germany
Summary
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Rockstar🎓
Top SchoolMarkus Bergholz is a DevOps systems engineer based in Berlin with 13 years of experience building reliable infrastructure and automation for cloud and energy-focused environments. He combines hands-on skills in Python, SQL, MariaDB, Redis, Proxysql and observability tooling with infrastructure-as-code expertise (Ansible contributor, Docker, ECS, AWS). Markus has contributed notable fixes and feature work to the upstream Ansible project and AWS collections—improving EC2, RDS and ECR modules—which underscores his ability to harden and extend widely used automation tooling. His background in energy systems and MATLAB-based simulation work gives him a pragmatic systems perspective that bridges hardware-constrained projects and modern cloud-native operations.
13 years of coding experience
2 years of employment as a software developer
Feinwerkmechaniker, Geselle, Feinwerkmechaniker, Geselle at Anlagenbau Kölsch GmbHBachelor of Engineering (B.Eng.), Energietechnik und Ressourcenoptimierung, Bachelor of Engineering (B.Eng.), Energietechnik und Ressourcenoptimierung at Hochschule Hamm LippstadtFachhochschulreife, Fachhochschulreife, Fachhochschulreife, Fachhochschulreife at Abendgymnasium Lippstadt
English
Stackoverflow
3,058reputation
305kreached
75answers
10questions
tcp
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redis
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linux
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Github Skills (30)
ec10
boto10
python10
automation10
amazon-ec210
aws10
ansible10
ansible-galaxy10
automations10
testing9
redis9
linux9
http9
tcp9
devops9
Programming languages (30)
Github contributions (5)
ansible-collections/community.aws
Oct 2020 - Jan 2023
Ansible Collection for Community AWS
Role in this project:
Backend Developer
Backend DeveloperContributions:12 releases, 647 reviews, 68 commits in 2 years 3 months
Contributions summary:Markus primarily contributed to the AWS Ansible collection, focusing on enhancements and bug fixes within the `community.aws.aws` collection. Their work involved implementing new features like `scan_on_push` for `ecs_ecr`, and fixing element types for resources such as load balancers and task definitions. They also addressed several bugs related to key errors and documentation, demonstrating a strong understanding of the AWS services and the Ansible ecosystem.
ansibleawsansible-collection
ansible-collections/amazon.aws
Jan 2021 - Dec 2022
Ansible Collection for Amazon AWS
Role in this project:Backend & DevOps Engineer
Backend & DevOps EngineerContributions:72 reviews, 20 commits, 8 PRs in 1 year 11 months
Contributions summary:Markus primarily contributed to the `ec2_vol` module within the Ansible collection for Amazon AWS, focusing on enhancing its functionality. The user implemented support for gp3 volume types, including parameters for throughput and IOPS, alongside addressing related sanity checks and integration test fixes. Furthermore, they addressed key errors and refactored code to improve the module's robustness and maintainability. The user also made changes to other modules, such as `ec2_instance`, and fixed multiple bug fixes within route53.
ansibleawsansible-collectionec2
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