Markus 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 GmbH
Bachelor of Engineering (B.Eng.), Energietechnik und Ressourcenoptimierung, Bachelor of Engineering (B.Eng.), Energietechnik und Ressourcenoptimierung at Hochschule Hamm Lippstadt
Fachhochschulreife, Fachhochschulreife, Fachhochschulreife, Fachhochschulreife at Abendgymnasium Lippstadt
Contributions:12 releases, 646 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.
Contributions: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.
ec2ansible-collectionansibleamazonamazon-aws
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Markus Bergholz - DevOps Systemengineere at lekker Energie GmbH