Johannes Rieke
Product Manager at streamlit
Berlin, Germany
Summary
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RockstarJohannes Rieke is a product manager based in Berlin with 12 years of experience building and shipping web and data-driven applications. Currently focused on Streamlit, he combines product craft with hands-on full‑stack development—contributing features, demos, documentation fixes, and UX refinements across the Streamlit ecosystem. He’s the creator and maintainer of a community-curated “best of Streamlit” gallery that emphasizes mobile-friendly design, author attribution, and polished UX details. Comfortable moving between product direction and code, he has a track record of improving developer docs, demo experiences, and component integrations to lower friction for users. Colleagues describe him as pragmatic and detail-oriented, able to spot small documentation or UX gaps that materially improve adoption.
12 years of coding experience
Stackoverflow
1,035reputation
103kreached
5answers
1question
plot
top-5%
matplotlib
top-5%
Github Skills (31)
data-visualizations10
web-application10
python10
data-visualisation10
webapp10
html10
pyppeteer10
data-visualization10
streamlit10
web-development10
documentation10
matplotlib9
dashboard9
user-interface9
plot9
Programming languages (9)
Github contributions (5)
jrieke/best-of-streamlit
Jan 2021 - Jan 2023
🏆 A ranked gallery of awesome streamlit apps built by the community
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:158 commits, 30 PRs, 63 pushes in 2 years
Contributions summary:Johannes primarily focused on enhancing the functionality and user experience of the Streamlit application gallery. Their contributions involved implementing core features, such as the initial gallery layout and the mobile-optimized version. They also integrated author attribution and curated content by modifying description lengths and adding a table of contents. Further improvements included fixing screenshot timeouts, styling the table of contents, and adding Streamlit components.
streamlitstreamlit-webappstreamlit-componentmachine-learningdashboard
streamlit/release-demos
Apr 2021 - Dec 2022
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:3 reviews, 128 commits, 7 PRs in 1 year 8 months
Contributions summary:Johannes contributed to a Streamlit application, adding and refining features for a demo application. They implemented a forms demo, including input widgets and logic. Further, they added a caption demo and theming improvements to the application and fixed various bugs. The user also refactored code and added features to improve the user experience.
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