Stephan Fitzpatrick
Founder & CTO AI Whisperer Chief Dot Connector at h-Bar Solutions
Irvine, California, United States
Summary
🤩
Rockstar🎓
Top SchoolStephan Fitzpatrick is a founder, CTO, and AI strategist with 11+ years building production-grade cloud and AI systems across AWS, GCP, and Kubernetes. He runs an agency and Orange County AI, blending hands-on engineering with business accountability to lead zero-to-one builds or plug into Fortune 500 teams. His work spans HIPAA-compliant infrastructure, developer tooling for LLMs, and high-throughput data pipelines—plus notable open-source contributions like refactoring Windmill’s Python client and stabilizing xonsh virtualenv tooling. Pragmatic and outcome-driven, he focuses on durable solutions that align AI to clear business value rather than hype. He’s also a community builder (OCAI grew rapidly to 2,000+ members) who leverages local networks to match teams with the right tools and talent. Based in Irvine, CA, he combines veteran operational judgment from roles at Postmates, Atlassian, and the NSA with a developer-first “show me the code” ethos.
11 years of coding experience
6 years of employment as a software developer
Chinese Mandarin, Chinese Mandarin at Defense Language Institute Foreign Language Center
Spanish, Chinese
Stackoverflow
67reputation
7kreached
2answers
4questions
Github Skills (28)
python10
back-end-development10
command-line-interface10
open-source10
command-line10
xonsh10
cli10
platform-agnostic9
cross-platform9
shell8
sh8
script8
scripting8
postgresql8
devops7
Programming languages (13)
Github contributions (5)
windmill-labs/windmill
Nov 2022 - Dec 2023
Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 reviews, 9 PRs, 6 comments in 1 year 1 month
Contributions summary:Stephan focused on enhancing the Python client for the `windmill` project, which is an open-source developer platform. They refactored the client code to improve maintainability and encapsulation, removing dependencies on external libraries. The user implemented features like script cancellation, timeout functionality, and improved logging. They also updated the `get_resource` function and the constructor to improve the project's usability and functionality, and ensured correct handling of terminal states when invoking jobs.
scalablepythonworkflow-engineserverlesslow-code
xonsh/xonsh
Aug 2018 - Dec 2018
:shell: Python-powered shell. Full-featured and cross-platform.
Role in this project:Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:10 commits, 2 PRs, 6 comments in 4 months
Contributions summary:Stephan primarily contributed to the `xonsh` shell project by addressing bugs and enhancing the virtual environment management features within the `xontrib/voxapi` module. They fixed a `ValueError` in the `vox list` command and enabled the use of a specific interpreter during virtual environment creation and upgrade. The user also added a changelog template and implemented the `-p` flag to allow users to specify the Python interpreter. The changes demonstrate a focus on improving user experience and stability within the virtual environment tool.
unixiterm2pythonsystem-administrationxonsh
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