Cyrill Raccaud
Co-Founder at Photomaton Lausanne
Lausanne, Vaud, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolCyrill Raccaud is a robotics-trained engineer and entrepreneur based in Lausanne with 10 years of experience building products and leading projects across startups and enterprise clients. As Co-Founder of Aposphere and Project Manager at SCS, he blends hands-on Python backend and test automation skills with product delivery and operational leadership. His EPFL MSe work focused on adaptive transportation drones, demonstrating a knack for applied research-to-product translation. An active open-source contributor, he improved Swiss public-transport integration and testing in the widely used Home Assistant project, highlighting attention to reliability and privacy-first systems. He also runs a local photo business, reflecting a practical, creative side and a willingness to iterate across technical and customer-facing ventures.
10 years of coding experience
Master of Science - MS, Robotics, Master of Science - MS, Robotics at Ecole polytechnique fédérale de LausanneMaturität, Science Section, Maturität, Science Section at Kantonsschule am Burggraben, St. Gallen
French, English, German, German
Stackoverflow
334reputation
17kreached
5answers
7questions
Github Skills (22)
unit-testing10
pytest10
python10
testing10
asyncio10
home-assistant10
configuration-management9
yaml9
home-automation9
internet-of-things8
mqtt8
mqttnet8
iot7
spritekit6
uislider6
Programming languages (10)
Github contributions (5)
home-assistant/core
Sep 2023 - Mar 2025
:house_with_garden: Open source home automation that puts local control and privacy first.
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:254 reviews, 63 PRs, 358 comments in 1 year 7 months
Contributions summary:Cyrill primarily contributed to the implementation and testing of a config flow for the Swiss public transport component. They added the config flow, wrote unit tests, and incorporated a YAML config import flow. The user also improved error handling, streamlined the tests, refactored code for simplicity, and enhanced typing. They demonstrate strong skills in Python and the integration of the opendata_transport library, as well as experience in testing with pytest.
raspberry-pipythonhouseprivacy-firstasyncio
miaucl/ha-addons
Sep 2024 - Mar 2025
Addons for home assistant
Contributions:11 reviews, 22 PRs, 96 pushes in 6 months
chromedockerheadless-chromehome-assistant
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