Senior Software Engineer (Frontend) - Design System & Mobile (x/f/m) - Paris or Nantes

Doctolib GmbH; Paris; Sur place; EUR 65 000 - 90 000; Plein temps

Avantages offerts par ce poste

Free comprehensive health insurance

Parent Care Program

Free mental health services

Work from abroad policy

Work Council subsidy for sports or classes

Up to 14 days of RTT

Lunch voucher with Swile card

Résumé du poste

Doctolib is seeking a talented Engineering professional to design and maintain a scalable Web and mobile Design System. The ideal candidate will excel in React Native development and ensure a consistent and accessible user experience across applications.

With a focus on knowledge sharing and mobile-first design practices, you will collaborate with cross-functional teams to drive the evolution of the Design System. The position offers comprehensive health benefits and flexibility to work from abroad for up to 10 days a year.

Qualifications

• 5+ years of experience in Engineering.
• Strong hands-on experience with React Native and mobile applications.
• Solid experience with React and TypeScript.
• Understanding of Accessibility best practices.

Responsabilités

• Design and maintain a scalable Web and mobile Design System.
• Drive convergence of Web and Mobile Design Systems.
• Develop React Native components for cross-platform experiences.
• Champion accessibility in design.

Connaissances

React Native

Accessibility (A11y)

React

TypeScript

Knowledge sharing

Description du poste

What we do

Join a team of passionate and hardworking entrepreneurs to transform healthcare! Working in the tech team at Doctolib involves building innovative products and features to improve the daily lives of care teams and patients. We work in feature teams in an agile environment, while collaborating with engineering, design, and business teams.

What you’re responsible for

• Design, build, and maintain a scalable Web and mobile Design System built with React and React Native, ensuring a consistent, accessible, and high-performance user experience across Doctolib’s web and mobile applications.
• Drive the convergence of Web and Mobile Design Systems, ensuring visual and functional consistency across React and React Native components.
• Develop and maintain React Native components, enabling seamless cross-platform experiences.
• Upskill and mentor team members on React Native best practices, fostering a culture of mobile-first thinking within the Design System team.
• Work hand-in-hand with Product Designers to translate Figma designs into robust, reusable UI components, ensuring visual and functional parity between design and code.
• Champion accessibility (A11y) by embedding inclusive design principles into our Design System, developing accessible components, and providing guidance and tooling to help product teams build compliant and user-friendly experiences.
• Drive adoption and quality of the Design System by supporting teams, improving documentation, establishing usage guidelines, and gathering feedback to inform ongoing improvements.
• Leverage AI technologies to amplify the Design System’s adoption and developer experience (DevX), applying prompting and context engineering to create intelligent assistants, automation, and migration tools that help developers build user interfaces more efficiently.
• Occasionally extend your impact beyond the frontend, improving scripts, build processes, or CI workflows that support efficient delivery of the Design System.

Who you are

• 5+ years of experience in Engineering.
• Strong hands‑on experience with React Native, with a proven track record of building and shipping mobile applications.
• Strong understanding of Design System architecture, component‑driven development, and the collaboration between design and engineering.
• Solid experience with React and TypeScript, understanding the nuances between React Web and React Native development.
• Experience applying or promoting Accessibility (A11y) best practices (WCAG, ARIA, semantic HTML, assistive technology testing).
• Passion about knowledge sharing and mentoring, with the ability to upskill colleagues on mobile development.
• Understanding of testing and code quality as foundations for scalable and robust interfaces.
• Ability to adapt and choose the most efficient technologies to solve complex UX and engineering challenges.
• Proven experience developing efficient, maintainable and secure products.
• Comfortable speaking English in day‑to‑day communication with the team.
• Optional: Experience building unified component libraries across Web and Mobile platforms.
• Optional: Great understanding of JS/TS building and packaging processes.
• Optional: Great understanding of web and mobile application performance tuning.
• Optional: Native iOS or Android development experience alongside React Native.
• Optional: Contribution to open‑source mobile or Design System projects.

What we offer

• Free comprehensive health insurance for you and your children.
• Parent Care Program: receive an additional month of leave on top of the legal parental leave.
• Free mental health and coaching services through our partner Moka.care.
• Package for caregivers and workers with disabilities, including an adaptation of the remote policy, extra days off for medical reasons, and psychological support.
• Work from abroad for up to 10 days per year thanks to our flexibility days policy.
• Work Council subsidy to refund part of sport club membership or creative class.
• Up to 14 days of RTT.
• Lunch voucher with Swile card.

The interview process

• Recruiter Interview
• Feature Building interview
• System Design interview
• Behavioral Interview
• Offer!

Job details

• Permanent Position
• Full time
• Location: Levallois, Nantes
• Start Date: As soon as possible

Equal Opportunity Statement

At Doctolib, we believe in improving access to healthcare for everyone - regardless of where you come from, what you look like. We are an equal opportunity employer. We don't just accept diversity at Doctolib, we respect and celebrate it. The more diverse ideas are heard, the more our product will truly improve healthcare for all. You are welcome to apply to Doctolib, regardless of your gender, religion, age, sexual orientation, ethnicity, disability, or place of origin. If you have a disability, let us know if there's any way we can make the interview process smoother for you!