---
title: "Work experience of Tobias Käfer"
description: "Work experience of Tobias Käfer"
url: https://vutuv.de/tobias_kaefer/work_experiences
type: work_experiences
schema_version: 3
generated_at: 2026-07-22T03:23:18Z
noindex: true
noai: true
---

# Work experience of Tobias Käfer

9 total

- Senior Software Architect  @ 1&1 Internet SE (2013-12 – today): Software Architect for MyWebsite Infrastructure

- Inhaber @ Tobias Käfer Software (2001-04 – today)

- Senior Software Developer @ 1&1 Internet SE (2011-11 – 2013-11): Middleware Systems, Product Integration, Java, REST

- Software Entwickler @ ABAS Software AG (2006-10 – 2011-10): EAI, Portale, Enterprise Social Media

- BA-Student @ ABAS Software AG (2006-01 – 2006-09)

- BA-Student @ UBM Infokom Technik GmbH (2003 – 2005)

- Teilprojektleiter Migration Intranet @ Boehringer Ingelheim Pharma GmbH & Co. KG (2001 – 2002)

- Freier Mitarbeiter @ TNCS Gesellschaft für informations-Management mbH & Co.KG (1999 – 2001)

- Werksstudent Magnetic Recording Analysis Laboratory @ IBM Deutschland (1996 – 1999)