Denis Langer
Senior Software Developer at SAP
Munich, Bavaria, Germany
Summary
🤩
Rockstar🎓
Top SchoolDenis Langer is a Senior Software Developer with 7 years of experience at SAP, specializing in DevOps and data engineering for analytics and upgrade tooling. He builds Python-based data processing services and microservices, runs containerized workloads on GCP Kubernetes, and owns CI/CD, Terraform infrastructure, and cloud migrations. A long-time contributor to Cloud Foundry BOSH, he has hands-on experience with release engineering, observability and low-level CLI/director integrations—work that surfaces in updates to the widely used bosh and bosh-cli projects. His master’s work on a serverless map-reduce for clinical big data hints at a persistent interest in serverless and high-performance data pipelines. Based in Munich, he combines pragmatic engineering with open-source craftsmanship to modernize legacy systems for cloud-native environments.
7 years of coding experience
4 years of employment as a software developer
Bachelor of Science (B.Sc.), Wirtschaftsinformatik, 1,8, Bachelor of Science (B.Sc.), Wirtschaftsinformatik, 1,8 at Hochschule Karlsruhe - Technik und Wirtschaft
German, English, Spanish
Github Skills (15)
deployer10
bosh10
cl10
sh10
go10
web-deploy10
nat10
system-configuration10
natsio10
web-deployment10
cicd10
cli10
testing10
dockers9
docker9
Programming languages (8)
Github contributions (5)
cloudfoundry/bosh-cli
Jul 2018 - Apr 2019
BOSH CLI v2+
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:7 commits, 2 PRs, 11 pushes in 8 months
Contributions summary:Denis contributed to the `bosh-cli` project by implementing changes related to the `deployment_configs` endpoint. This involved modifying code in `director/directorfakes/fake_director.go`, `cmd/deployment_test.go`, `director/deployment_configs_test.go`, and `cmd/deployment_table.go`, indicating a focus on the internal workings of the BOSH CLI and its interaction with the director. Further contributions included enhancements to information displayed about the director's stemcells, and the addition of the infrastructure column. Finally, there were some updates which included checking for the existence before deleting a release.
boshcloud-foundrycloudfoundrypcfbosh-cli
cloudfoundry/bosh
Jun 2018 - Jun 2019
Cloud Foundry BOSH is an open source tool chain for release engineering, deployment and lifecycle management of large scale distributed services.
Role in this project:DevOps Engineer
DevOps EngineerContributions:25 commits, 2 PRs, 39 pushes in 11 months
Contributions summary:Denis's commits primarily focus on infrastructure and deployment aspects within the BOSH project. Their contributions involve modifying configuration files, including the Dockerfile and NATS configuration templates, indicating a focus on build, deployment, and system configuration. The commits include fixing issues related to configuration and testing of components. They also implemented and tested functionality related to the NATS monitoring endpoint, showcasing work on system monitoring and observability.
foundryboshpcfchainengineering
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