Staff Front-End (React) Engineer

Job Description

We are a team of entrepreneurs, clinicians and engineers committed to bringing back joy to the practice of medicine. As a Staff Front-End Engineer, you will lead the development of high‑impact user experiences across our web apps, desktop apps, browser extensions, and mobile interfaces. You will set the standard for UI quality and performance, and play a central role in evolving our design system, architecture, and tooling.

Responsibilities

• Build and lead the development of complex front‑end features using React, TypeScript, and Tailwind.
• Drive architecture and technical decisions around shared UI libraries and front‑end performance.
• Partner with Design to deliver intuitive, polished, and accessible experiences.
• Help scale our apps across web, mobile (Capacitor), and desktop (Electron).
• Collaborate closely with Product, ML, and Back‑End teams to ship full‑stack features.
• Mentor other engineers and contribute to team‑wide best practices.

Qualifications

• 8+ years of experience in front‑end or full‑stack development, with a focus on modern web technologies.
• Deep expertise in React, TypeScript, CSS architecture, and performance optimization.
• Think in design systems and build for reusability and consistency.
• Thriving in cross‑functional environments and turning user needs into polished interfaces.
• Write clean, maintainable code and help others do the same.
• Communicate clearly in English.
• Bonus: experience with mobile apps, Electron, accessibility, or healthcare products.

Technical Stack

• Frontend: TypeScript, React, Tailwind CSS, Swift, Rust, Electron.
• Backend: Kotlin / JVM, GraphQL, PostgreSQL.
• ML & Infra: Python, PyTorch, Slurm, GCP, Terraform, Kubernetes.

Benefits

• Stock ownership.
• 100% healthcare coverage.
• Meal vouchers.
• Public transportation costs covered at 50%.
• Exercise class during the workday: Yoga, running, pilates, HIIT.
• Unlimited budget for book purchases, so you can continue to learn about Front-End, Design, and Healthcare.
• Culture of trust & accountability — your output matters more than your clock‑in time.

Location

Paris office (Paris 3e). Flexible hybrid policy allows 1–2 remote days per week, plus 1–2 weeks fully remote per year.

EEO Statement

As an equal opportunity employer, we actively seek out and welcome applicants from diverse backgrounds, believing that a wide range of perspectives enriches our team and enhances our ability to innovate and thrive.