Fullstack Web Developer using Python and FastAPI for long - term client projects at Atos. Involved in design, architecture, and development of web applications with API integration.
About the role
- Senior JavaScript Developer taking the lead on web applications for healthcare and retail media. Building interfaces, backend services, and maintaining CI/CD pipelines in a hybrid work environment.
Responsibilities
- Take the lead on our JavaScript applications, building the interfaces and services that power our products.
- Architect and implement robust frontend applications using React, TypeScript, and modern tooling.
- Build and maintain component libraries focusing on reusability, accessibility, and performance.
- Develop backend services using Node.js and TypeScript - APIs, server-side logic, and data layer.
- Build and maintain CI/CD pipelines for our frontend and backend applications.
- Work on greenfield projects and evolve existing systems.
- Contribute to open source projects or collaborate on fun projects during Open Fridays.
Requirements
- At least 4-5 years of hands-on JavaScript development experience
- Strong experience with React and modern frontend architecture
- Strong TypeScript skills across frontend and backend
- Strong experience with Node.js for backend services and APIs
- Experience with state management patterns and libraries
- Solid understanding of web performance optimization
- Familiarity with testing strategies (unit, integration, e2e)
- Experience with CI/CD pipelines and build tooling
- Familiarity with containerization (e.g., Docker)
- Fluency in English; German is a bonus.
Benefits
- A competitive salary
- Flexible working hours and hybrid work (mainly from home, with one office day per week in Berlin or Cologne)
- Learning budget for conferences, courses, and books
- Choose the gear you like
- Relocation support if you’re moving to Berlin or Cologne
- Minimal meetings - we take planning seriously and spend our time coding, not in meetings
- Regular team events — dinners, game nights, chess evenings, and board games at the office, plus seasonal whole-company events like go-kart racing and escape rooms.
Job title
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