Christian Theilemann
Software Engineer at Robinhood
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolChristian Theilemann is a Staff Software Engineer with 12 years of experience building and operating full-stack, cloud-native systems for startups and enterprise teams, currently at Aptos Labs and previously at Robinhood and Cruise. He specializes in TypeScript, Node.js, Go, Kubernetes and CI/CD, and has a track record of architecting entire products from design to production while driving automation and developer productivity. Notable achievements include a zero-downtime migration to Kubernetes that cut infrastructure costs by ~70% and significant CI/docker improvements for the Aptos core repo, including optimized layer caching and release workflows. Comfortable leading small cross-functional teams, he combines systems-thinking with hands-on implementation and a bias for velocity over process. Based in Mountain View, he blends deep backend and DevOps expertise with front-end experience, and often builds tooling that quietly scales developer effectiveness.
11 years of coding experience
8 years of employment as a software developer
Business Informatics, Business Informatics at 서울대학교Friedrich-Schiller-GymnasiumBachelor of Science (B.Sc.), Business Information Sciences, Bachelor of Science (B.Sc.), Business Information Sciences at University of Applied Sciences WormsB. Sc. Business Informatics, B. Sc. Business Informatics at Baden-Wuerttemberg Cooperative State University MannheimAbitur, Abitur at Gymnasium for Information and Communication TechnologyBusiness Informatics, Business Informatics at University of Mannheim
German, English, French, Korean
Github Skills (7)
github-ci10
docker10
githubaction-workflow10
dockers10
cicd10
bash9
release-management8
Programming languages (16)
Github contributions (5)
aptos-labs/aptos-core
Apr 2022 - Jan 2023
Aptos is a layer 1 blockchain built to support the widespread use of blockchain through better technology and user experience.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:437 reviews, 157 commits, 394 PRs in 8 months
Contributions summary:Christian primarily contributed to improving the CI/CD pipeline and Docker-related aspects of the Aptos core repository. Their work involved cleaning up and modernizing Docker build scripts, enabling caching for efficiency, and fixing commands within the Docker image builds. They also added a GitHub workflow to build and release the Aptos CLI, demonstrating an understanding of release processes. Furthermore, the user added a workflow to prune old workflow runs and optimized the docker layer caching.
blockchain-platformblockchainuser-experienceblockchain-networksmart-contracts
geekflyer/cirrus-ci-web
Jul 2019 - Jul 2023
Web front end for Cirrus CI
Contributions:33 pushes, 8 branches in 4 years
reactcirrus-cicirrusweb-front-endfront-end
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