Software Engineer Design System

About Ledger

We're a team of experts pushing the limits of what's possible, united by our common goal to unlock true freedom through digital ownership, making technology accessible for all. We believe in a world where users, creators and enterprises manage their value with ownership and freedom. Our curiosity drives us to innovate, empowering individuals on a global scale. We believe change is constant and our team moves forward as one, with a culture of problem-solving where every employee is empowered and supported to challenge tradition and create solutions. Our mission is simple: to make self-custody accessible and give people the keys to their own financial futures. If you want to make a true impact, we want you to join us at Ledger.

At Ledger, we're proud to be the global platform for digital assets and Web3, with over 20% of the world's crypto assets secured through our Ledger devices. With our headquarters in Paris, and offices in Vierzon, Grenoble, Montpellier, London, Portland, Geneva, Zurich and Central Singapore, we have a team of around 600 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 7.5 millions units already sold in 200 countries.

Internship duration: 6 months

The team

We are looking for a Front-End Engineer to work on our Design System initiative on the technical side. You will collaborate closely with the Design Language System core team, designers, and developers to ensure a consistent, scalable, and visually appealing user interface across Ledger digital products.

The ideal candidate will have a passion for experience and design, an eye for detail as well as a deep understanding of front-end development and scalable code.

What you'll be doing:

• Develop and maintain our design system in React and React Native.

• Help define best practices, guidelines, and documentation for UI components, accessibility, and performance.

• Collaborate with our designers to translate Figma designs into reusable, high-quality components.

• Ensure consistency across platforms (web & mobile) by establishing a robust design token framework.

• Advocate for accessibility and ensure compliance with WCAG and other accessibility standards.

• Mentor engineers and contribute to team growth by providing technical guidance and code reviews.

What we're looking for:

• Currently enrolled in a Bachelor's, Master's, or PhD program in Data Science, Computer Science, Statistics, or a related field.

• First Experience in Software Engineering, building and maintaining a library of UI components

• Proficiency in HTML, CSS, and JavaScript

• Knowledge of Web APIs and CSS features, as well as their browser support

• Experience with React

• Experience with testing frameworks

• Familiarity with design tools such as Figma

• Knowledge Responsive and Adaptive Design

• Experience with version control systems

• Awareness of accessibility standards and best practices (a11y)

• Strong communication skills

Nice to have:

• Experience with Chromatic, Zeroheight

• Knowledge of TypeScript

• Familiarity with React Native styling specificities

• Experience building interactive & animated components

At Ledger, we are dedicated to continually investing in our employees which is why we offer more than just salaries; we provide comprehensive compensation packages that include a wide range of benefits. Here are some of the benefits you can look forward to:

• Social: Frequent social events, snacks and drinks

• Transportation allowance: Ledger offers a commuter allowance to contribute to your preferred means of transportation.

• Lunch vouchers: Ledger offers a meal allowance with Swile

• Vacation: 1 day off for every full month of work, in addition to national holidays

• Compensation: €1,500 a month

For regionally specific benefits, your Talent Acquisition contact will be able to provide you with more information.

We're committed to building an inclusive hiring process. If you need any adjustments or accommodations, just let us know, we'll do our best to support you.