Have any questions? +49 (221) 6778932-0 or service@elfin.de

  • English
  • Deutsch

Full Stack Developer IoT

At ELFIN, you can bring in your ideas from the first day and actively shape the products. As a team member of our young company you have the opportunity to get involved in many areas, to learn from each other, and to actively carry on exciting projects. In a relaxed team, you will work interdisciplinary, practice-oriented and explorative. Working in a team is just as important to us as working on our own responsibility. After being familiarized with the job-specific environment, you will expect a high degree of personal responsibility in an extensive project landscape. More, we strive for a corporate culture in which we all like to work.

Our lived relaxed relationship brings our team together again and again, even outside flexible working hours, such as for table soccer tournaments, water skiing or for going through the community.

We constantly develop our products and we like to show courage for technical innovations. With our state-of-the-art display systems for elevators, we are the technological market leader in this segment. We would like to further expand this technology advantage. Therefore, for our team in Cologne, we are looking for someone who, like us, enjoys the development of software and the latest technologies. For the maintenance and further expansion of our product portfolio, we are looking for an experienced


Full Stack Developer (m/f) IoT


Jobs bei ELFIN

Your field of activity - is challenging

  • You will intensively contribute to the building and further development of our configuration tool and our portal infrastructure
  • You will develop well-structured, object-oriented software
  • We use PHP, MySQL and Drupal, among others
  • Responsive frontend development is implemented with Grunt, bower, jQuery and Bootstrap
  • The use of current JS frameworks supports the RAD process
  • After a reasonable training period, you will take responsibility for the technical implementation of projects independently
  • You evaluate new technologies together in a team and make decisions about their use and
  • You communicate with the internal departments and international partners and customers

Your profile - For this challenging job, you will have the following qualifications

  • Apprenticeship as IT specialist for application development, university studies as a computer scientist or proven multi-year experience as a full-stack developer
  • You enjoy the development of high quality software
  • Very good technical knowledge in the field of web technologies PHP5 / 7, MySQL, JavaScript / Ajax, HTML, CSS
  • You are familiar with Git
  • Independent working and very good analytical skills


  • Knowledge in Symfony, Drupal, Linux
  • First experiences with cloud services and noSQL databases
  • Experience with modular development, test driven development (TDD), agile development (ideally Scrum)

We offer you

  • Training into the job-specific environment
  • Flexible working hours and a cordial corporate culture without elbow mentality
  • Exciting and dynamic projects
  • An environment for the personal development of your strengths
  • High personal responsibility in an extensive project landscape

Starting date

  • The position can be filled immediately


If you would like to work in a dynamic team on exciting projects, please send your application to

Mr. Jörg Hellmich


If you have any questions, we are at your disposal. We look forward to receiving your application!