Jonatan Heyman
Developer & Founder at Wheretostay.in
Uppsala, Sweden
Summary
🤩
Rockstar🎓
Top SchoolJonatan Heyman is a seasoned developer and serial founder with 16 years of experience building web products and startups from Uppsala, Sweden. He leads Heylab and several consumer-facing ventures including Boutiquehotel.me and Wheretostay.in, combining hands-on development, product design, and company-building. As a former CTO and co-founder at Tripbirds and an early software engineer at ESN Social Software, he spans backend systems, operations, and user-facing design. Jonatan also contributes to notable open-source projects like Celery, fixing cross-platform and concurrency bugs—an indication of his comfort with distributed systems and production reliability. He studied computer science at Uppsala University and is known for shipping pragmatic solutions that bridge dev work and entrepreneurial execution.
16 years of coding experience
6 years of employment as a software developer
Computer Science, Computer Science at Uppsala University
Github Skills (9)
celery10
python10
django9
redis8
amqp7
task-management7
windows7
database5
databases5
Programming languages (8)
Github contributions (5)
celery/celery
Sep 2009 - Jun 2012
Distributed Task Queue (development branch)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:8 commits, 2 comments in 2 years 9 months
Contributions summary:Jonatan primarily contributed to bug fixes and improvements within the Celery distributed task queue. Their work included addressing Windows-specific issues, such as handling the `os.kill` function, and making adjustments to the daemon behavior. They also merged configuration updates, corrected a typo, and fixed a Django memcached cache backend issue. Additionally, the user fixed a stacktrace issue related to eventlet worker pools.
queue-taskspythonworkerqueued-jobstask-runner
heyman/jquery-draggable-touch
Feb 2013 - Nov 2021
Make HTML elements draggable using touch events
Contributions:23 commits, 2 PRs, 10 pushes in 8 years 10 months
eventselementscssjavascripttouch-events
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