Ronan Berder
Founder at Rotsu
Singapore, Singapore
Summary
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RockstarRonan Berder is a serial founder and technology leader with 15 years of experience building web platforms and digital products from Shanghai to Singapore. He founded and scaled Wiredcraft into a 160+ consulting firm that delivered high-impact consumer experiences and loyalty/e-commerce systems for clients like Apple, Nike, Starbucks and Hilton before exiting to Publicis in 2022. Earlier work includes launching data and civic projects for organizations such as the World Bank, USAID and national elections, reflecting a mix of product, data and civic-tech expertise. Now leading Rotsu, he’s returned to building software products while retaining deep consulting and delivery chops. He contributes practical front-end improvements in open-source projects (e.g., Jekyll-based API docs), blending hands-on UI work with founder-level strategy. Colleagues would describe him as entrepreneurial, pragmatic, and comfortable shipping at both code and company scale.
15 years of coding experience
19 years of employment as a software developer
Chinese, French, English, Spanish
Github Skills (7)
html10
css10
javascript10
front-end-development10
jquery10
jekyll9
responsive-design8
Programming languages (9)
Github contributions (5)
hunvreus/carte
Dec 2012 - May 2020
Simple Jekyll-based documentation site for APIs.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 release, 33 commits, 6 PRs in 7 years 5 months
Contributions summary:Ronan primarily focused on front-end development tasks for the Jekyll-based documentation site. Their work included cleaning up and refining the design of the site, modifying the CSS for styling elements, and adding JavaScript for interactive features such as collapsible articles and in-page navigation. They also addressed issues related to GitHub Pages deployment and made minor improvements to the header and filter functionality.
apiredocapi-documentationjekylldocumentation-site
pages-cms/pages-cms
Jan 2024 - Apr 2025
The No-Hassle CMS for Static Sites Generators
Contributions:20 releases, 3 reviews, 31 PRs in 1 year 3 months
11tyastrocmsdocusauruseleventy
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