Andras Lassu
Senior Frontend Engineer at Colossyan
Budapest, Central Hungary
Summary
👤
Senior🎓
Top SchoolAndras Lassu is a Senior Frontend Engineer with eight years of web development experience, currently shaping AI-driven video experiences at Colossyan. He brings a strong TypeScript/React background from leading a five-person team at Develops Hungary, where he delivered accessible, high-compliance government projects and a trending cross-platform React Native app. A practical OSS contributor, he has improved UX, accessibility, and SEO in notable projects like Lightdash and Tamagui, and even added icons and CLI integration work. His toolkit spans front-end craftsmanship, Three.js configurators, and developer tooling and pipeline automation, reflecting a focus on reliability and developer experience. Trained at Budapest University of Technology and Economics, he pairs precise, critical thinking with hands-on mentoring and code-review discipline. Colleagues describe him as pragmatic and curious—someone who elevates UX while quietly improving the engineering foundations.
8 years of coding experience
6 years of employment as a software developer
Bachelor of Science (B.Sc.), Computer Science and Engineering, 5 (A), Bachelor of Science (B.Sc.), Computer Science and Engineering, 5 (A) at Budapest University of Technology and Economics
Github Skills (20)
accessibility10
javascript10
ui-components10
css-in-js10
typescript10
front-end-development10
typescript-types10
typescripts10
react10
ui-design9
vite9
data-visualization8
github8
react-native-web8
data-visualisation8
Programming languages (16)
Github contributions (5)
tamagui/tamagui
Jan 2023 - Jan 2024
Style React fast with 100% parity on React Native, an optional UI kit, and optimizing compiler.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 review, 21 PRs, 25 comments in 1 year
Contributions summary:Andras primarily contributed to the front-end development of the Tamagui project. Their work involved improving the site's SEO, adding accessibility labels and enhancing the user interface. They also added new icons to the project's lucide-icons library and addressed date formatting issues within blog posts and community pages. Furthermore, the user was responsible for integrating initial git commits within the project's create-tamagui utility.
compilerreactreact-nativereact-native-webcss-in-js
lightdash/lightdash
Jan 2024 - Mar 2024
Agentic BI. Analytics at the speed of code ⚡️
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:3 reviews, 14 PRs, 9 comments in 2 months
Contributions summary:Andras primarily focused on frontend development within the Lightdash repository. They addressed UI/UX issues by fixing accessibility problems on the home page and other UI component updates. Furthermore, they refactored existing components, introduced new features like modal interactions, and resolved a variety of related bugs. The user also contributed to minor backend and CLI changes.
agenticdbtdata-visualizationdata-analyticsbusiness-intelligence
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