Hessischer Rundfunk is a recognised service provider in the telecommunications vertical. They have their main location in Frankfurt, Germany.
At this moment, Frontend Development, HTML5, and Web Design are frequently searched for professions at Hessischer Rundfunk in Frankfurt. See below for a list of 5 vacancies at Hessischer Rundfunk for jobs like "Projektingenieur/in" and "Webentwickler*in".
If you need more detailed information about the company, the best resource is their Wikipedia article; but their Google Plus profile is worth a look too. If you are interested in the company's vacancies, their careers page is a great starting point.