Online marketplace for photovoltaic systems

CustomerMilk the Sun GmbH
ServicesResponsive web application /

Project description

The existing online marketplace for photovoltaic systems "" has been relaunched as part of this project. The frontend of the portal was optically completely revised and optimized with the responsive framework Bootstrap for mobile devices. In addition, the backend of the portal was completely redeveloped in order to achieve greater flexibility and expandability.

Overview of the functions:

  • Search photovoltaic systems
  • Create new photovoltaic systems on the platform
  • User administration with cockpit area
  • Management and storage of all necessary documents of a PV system
  • Large information area all about photovoltaics


  • Planning, conception and development of all frontend and backend components of the online portal
  • Implementation of the design according to the given corporate design manual
  • Module development for the CMS Drupal for the integration of frontend components in the editorial part of the platform
  • Development of the backend component in the Symfony PHP Framework
  • Connection to a REST backend interface in JSON format
  • Connection and integration of several payment service providers
  • Connection and integration of external data suppliers via REST API
  • Multilingual version in 5 different languages