Very good knowledge of modern PHP (7 and above)
Extensive knowledge of PHP frameworks and libraries such as Symfony and/or Laravel
Extensive knowledge of frontend frameworks and libraries such as ReactJS, Vue.js and/or AngularJS
Sound experience with relational databases
Good understanding of established and evolving Web APIs
Competences in consuming and creating web services based on REST and especially GraphQL
Know-how in performance optimization
Basic knowledge of HTML and CSS is helpful
Experience with agile development in a team
Hands-on experience with automated software testing
Basic knowledge in API security
Fluent in English
Nice to have
Experience with containerization technologies such as Docker
Experience with container orchestration tools like, i.a., Kubernetes, OpenShift, or Docker Swarm
Knowledge of designing and adapting software according to the twelve-factor methodology
Knowledge of continuous integration via tools like Jenkins
Experience with Object-relational mapping, e.g. using Doctrine in PHP
Experience with Next.js
Experience with headless CMS such as Strapi
Experience with PostgreSQL
Experience with TypeScript
The freshcells Spirit
Think along and think ahead: the world begins behind the scenes.
Move something and we move with you.
See what to do and do it.
Produce successes and celebrate successes.
Help Team-Mates. Then they will also help you.
Communicate. Then you can be helped.
Gaming is okay. Blame game and finger pointing not.
There is a life next to work.
We offer you
Room for your own ideas
Varied and exciting IT projects
Flat hierarchies and a friendly and young team
An agile, structured and relaxed working atmosphere
Enjoy working in an international environment
Home office regulation
Water, coffee, tea free of charge
Monthly Company Breakfast
Company pension scheme
Sports offer at special conditions
Support during relocation
Very good traffic connection
Development of modern backend applications based on PHP Symfony
Development of modern frontend applications based on ReactJS
Development of APIs based on GraphQL
Design and implementation of new features for sophisticated software solutions in cooperation with project management, design, and development departments
Writing and maintaining our automated test suites
Participation in continuous improvement processes
freshcells systems engineering GmbH is a Düsseldorf-based software agency with a dynamic team of currently more than 70 employees.
We do not have a hire-and-fire mentality; we prefer to kick back with cold drinks after work.
Among other vacancies, we are looking for a Fullstack Software Developer (full-time software development) to support our team in Düsseldorf.
Fullstack Developer (m/f/d) full-time
freshcells is always on the lookout for the latest software trends and principles. To run with the most modern software stacks is part of our DNA. Docker, Kubernetes, React, NodeJS ... freshcells has been an early adopter and contributor in all fields.
If you feel at home in such an environment and enjoy working with talented co-workers from all over the world who challenge you and like to be challenged by you, you are the right fit for us.
Please send us your application by e-mail to