Stefan Sayer Email & Phone Number
Director Public Sector @ FRAFOS GmbH
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Stefan Sayer Location
- Germany
Stefan Sayer Work
- 2018 -now Director Public Sector @
- 2016 -2018 Principal Engineer @
- 2010 -2016 CTO, Co-Founder @
- 2011 -2012 Chief Executive Officer, CTO @
- 2009 -now Founder @ Stefan Sayer VoIP Consulting
- 2003 -now SEMS developer @ SIP Express Router
- 2019 -2019 Cook @
- 2006 -2010 VoIP Services Engineer @ iptego GmbH
- 2003 -2005 Student Researcher @ FhG Fokus
- 2000 -2001 Software Developer @ itdesign GmbH
Stefan Sayer Education
- UPC School (Universitat Politècnica de Catalunya) 2006-2007
- Technische Universität Berlin
Diplomingenieur
2001-2007
Stefan Sayer Skills
- SIP
- VoIP
- Telecommunications
- RTP
- Software Engineering
- Unified Communications
- Linux
- C
- Telephony
- TCP/IP
- IP
- Asterisk
- IPv6
- LTE
- Mobile Devices
- SS7
- PowerPoint
- Testing
- Engineering
Stefan Sayer Summary
- Stefan Sayer, based in Germany, is currently a Director Public Sector at FRAFOS GmbH. Stefan Sayer brings experience from previous roles at FRAFOS GmbH and Stefan Sayer VoIP Consulting. Stefan Sayer holds a 2006 - 2007 UPC School (Universitat Politècnica de Catalunya). With a robust skill set that includes SIP, VoIP, Telecommunications, RTP, Software Engineering and more. Stefan Sayer has 3 emails and 2 mobile phone numbers on RocketReach.
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