1&1 Mail & Media Applications
Sonja de Lajarte is an experienced professional in organizational development and human resources, currently serving as the Culture Manager at 1&1 Mail & Media Applications SE since October 2022. Prior to this role, Sonja was an HR Learning & Development Partner at PROTEROS biostructures GmbH for six months in early 2022. Sonja has also worked in various capacities at Landeshauptstadt München, EOS, and change factory gmbh, accumulating extensive expertise in areas such as personal development, management training, and change management. Sonja's educational background includes a Diplom in Psychology from Ludwig-Maximilians-Universität München and training in Systemic Consulting from Gesellschaft für systemische Therapie und Beratung (GST) in Munich.
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1&1 Mail & Media Applications
With our strong brands GMX, WEB.DE and mail.com and over 43 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland. From this strong market position, services and apps are developed that simplify users' digital lives - from office tools and cloud solutions to personal ID management.