Fullstack JavaScript Developer (m/f/d)

Our mission:

Discover what OX offers you:

• We work in a non-hierarchical organization that empowers everyone to take responsibility, stay focused, and contribute directly to the company’s success and customer value.
• We value expertise and continuous professional development. Our professionals work closely with experienced colleagues, take ownership of their work, and continuously expand their skills.
• Openness and diversity are core to OX. Different perspectives, backgrounds, and ways of thinking strengthen our collaboration and help us see the bigger picture.

Your team:

Your new job:

• Build and maintain Vue 3 single-page applications for COP and the core OX App Suite.
• Turn customer- and brand-specific customizations into reusable, configurable and brandable components.
• Develop the Node.js services behind them, including clean REST APIs and identity integrations.
• Write and maintain unit and end-to-end tests, and troubleshoot infrastructure issues before blaming the application code.
• Deliver features across the full lifecycle using GitLab CI/CD, containers and Kubernetes.
• Work in an issue-driven development process with small merge requests, regular code reviews and lightweight agile practices.

This is the tech stack you'll be working with:

• Languages & frameworks: JavaScript, Vue 3, Node.js
• Frontend: Pinia, Vue Router, Vite
• Testing: Vitest, CodeceptJS
• Containers & CI/CD: Docker, Kubernetes, Harbor, GitLab CI/CD
• Authentication & tooling: Keycloak, pnpm, Claude Code

Your background:

• Several years of professional experience in fullstack web development.
• A Master's degree in Computer Science, Software Engineering, or a related field.
• Strong proficiency in Vue 3 and JavaScript, with a passion for building reusable, configurable and accessible user interfaces.
• Experience developing Node.js backend services with clean REST APIs and identity integrations.
• A pragmatic approach to testing, troubleshooting and debugging across the entire stack.
• Good judgment when using AI coding assistants such as Claude Code, combined with the ability to take ownership of tasks from idea to production and a preference for simple solutions over unnecessary complexity.
• Strong verbal and written communication skills in English and German.
• Intrinsic motivation, a collaborative mindset, and a passion for Open Source technologies in a low-hierarchy environment.
• Comfortable working in a remote-first environment with multicultural teams across different time zones.

This is what you get at OX:

• The flexibility to work 100% remotely ensures a work environment that suits you best.
• Flexible working hours that allow you to successfully combine your home and family responsibilities with work. 
• Getting together in-person for workshops and fun team events. 
• Time off to volunteer – and mental health support when you need it.
• We provide financial relief through corporate benefits and a subsidy for ergonomic chairs and desks.
• We can discuss further location-related benefits together in an initial talk.

Join the team:

Your contact person: