Senior Full Stack Developer

As a Full Stack Developer you create and maintain digital products. You are responsible for bringing digital ideas to life.

You are doing this with us:

• Planning technical solutions for individual features and whole sites for customers
• Building new websites and online stores, and improving existing platforms
• Coordinating task and project statuses directly with customers, also in agile sprints
• Reviewing change proposals of others and giving constructive feedback
• Analyzing and optimizing the web application performance
• Integrating with web services, connecting enrichment services like Elasticsearch and marketing automation tools like newsletters and CRMs
• Developing custom data imports, exports, and migrations
• Contributing features and fixes to third-party libraries, plugin vendors and the CMS core
• Extending and improving our shared component library and integrating it into CMSs
• Implementing automated tests and integrations with monitoring systems
• Reviewing third-party sites as part of audits for our customers You have valuable experience with:
• Programming PHP and JavaScript, TypeScript, JSX/TSX, HTML5, CSS, Sass, Twig
• Extensible CMS backends like Craft, Drupal, or similar
• Frontend web frameworks like Next.js, Nuxt.js, Sveltekit, or similar
• UI libraries like React, Vue, Svelte, or Web Components
• WordPress and WooCommerce and other e-commerce platforms, and implementing custom Gutenberg blocks
• Developing new plugins and themes (ideally published publicly like our extensions)
• HTTP caching, HTTP headers and reverse proxy caching like Varnish and Nginx Cache
• Creating and integrating with RESTful APIs and GraphQL services
• Creating automated deployments and automated tests
• Solving typical problems of CMS update and upgrade processes and how to avoid them
• Building modular and reusable component libraries
• Understanding foreign code bases
• Best practices and writing clean code
• Participating in code reviews and discussions about architecture and design
• Spoken and written English on a professional level You are familiar with these tools:
• Peer review and version control platforms like GitHub, Chromatic
• Command line tools like Git, npm, gulp, Webpack, Composer, WP-CLI, SSH
• Component library UIs like Storybook, Fractal, Patternlab
• Continuous integration platforms like Netlify, GitHub Actions
• Project management tools like Asana
• Collaboration tools like Slack and Google Apps (GSuite)
• Documentation tools like Notion This comes out of your work in the end:
• Solid responsive layouts and interactions
• Functionality that is well-tested and resolves the needs of the customer
• An implementation approach that can be maintained and updated easily
• Code that is clean and can be understood and extended by others
• Time estimates that are reliable You'll be working with these folks:
• Project Manager
• UX- & UI designer
• Digital Business Consultants
• Marketeers This is what we live every day:
• Independent and self-responsible work is part of our DNA. Flexible working hours and home office are absolutely natural for us – we see our work as a very important part of life. But only as a part that should fit flexibly with the rest.
• You will find a set of values that we love and live every day.
• You’ll meet a colourful international team full of digital enthusiasts who burn for their subjects – just like you do.
• A mentor will give you regular feedback. As we are constantly changing and try to get a little better every day, we would like to see the opposite. Get involved and let us know if we miss a step and what we can do better.
• There is fresh fruit, coffee and soft drinks in all offices. We also meet every Monday for lunch together.
• Togetherness is important to us: we meet for team activities and joint workshops alternately in our offices in Karlsruhe, Cologne and Barcelona.
• You enjoy further education and we support you in this – with language courses, conference visits and further qualifications.
• We are fond of animals: Dogs can be brought to the office after getting to know them. Currently, the Karlsruhe office offers fish and a fluffy dog.
• You will have 28 days of holidays. You can enjoy them when it fits best in your calendar.
• We make sure that you can work under the best conditions: Laptop, mobile phone contract, the right hardware, train ticket or job bike – ride with us! Start date: Immediately
  Model: Hybrid (2 days ​working at the office)
  Location: Barcelona or Karlsruhe
  Salary range: 48,000 – 72,000 EUR/anno
  Required experience: Minimum 8 years experience in the field