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Leo Weigand

Leo Weigand

@leoweigand.de

Product Engineer

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Working at the intersection of technology & design, lately focused on design systems, accessibility and TypeScript. I like all things interactive 🎲

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Career: 5

Design Engineer

Langfuse

Aug 2025 - Dec 2025

Software Engineer

Efs.

Feb 2025 - Jul 2025

Full stack development and UX for a SaaS application. TypeScript, React, Tailwind, Postgres and AWS.

Web Engineer

N26

Sep 2021 - Jan 2025

Leading development of the design system on web. Working with designers and developers to provide a UI framework that’s flexible and easy to use while maintaining a high level of quality and accessibility. TypeScript ∙ React ∙ Next.js ∙ vanilla-extract - Built Insights product in the banking web app, visualising financial habits for customers - Conducted technical interviews

Junior Web Engineer

N26

Aug 2020 - Aug 2021

Improved the onboarding flow by conducting A/B tests to improve signup conversion. - Worked on an isomorphic React application with GraphQL, Cypress & Node.js

Associate Product Designer

N26

Feb 2019 - Jul 2020

Education: 1

Hochschule für Gestaltung Schwäbisch Gmünd

Bachelor of Arts

2015 - 2018

Languages: 2

German(Native or bilingual)
English(Full professional)