Carsten Bock
Advisor To The Management Team at ng-voice GmbH
Hamburg, Germany
Summary
🤩
Rockstar🎓
Top SchoolCarsten Bock is a seasoned VoIP and IMS expert with 14 years of hands-on experience building carrier-grade all-over-IP, IMS/NGN and quad-play solutions and founding and leading ng-voice through product and technical strategy. He combines deep protocol-level knowledge (SIP, RTP, SDP, RTSP) and C/C++ backend craftsmanship with practical scalability, security and requirements engineering for large installations. An early open-source contributor and senior member of the Kamailio management team, he has improved core SIP server functionality in widely used projects like Kamailio and OpenSIPS, including IMS extensions and RTP relay support. Comfortable oscillating between advising management and digging into edge-case protocol bugs, he also brings applied data-science and business training (BSc and PowerMBA) to bridge technical design with commercial outcomes.
14 years of coding experience
17 years of employment as a software developer
PowerMBA Business Management Marketing und verbundene unterstützende Dienste, PowerMBA Business Management Marketing und verbundene unterstützende Dienste at thePowerBSc data science, BSc data science at Hamburg University of Applied SciencesTechnical data science, Technical data science at Fachhochschule Wedel
English, German, Danish
Stackoverflow
1reputation
0reached
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Github Skills (13)
c1710
opensips10
debug10
sips10
kamailio10
c1110
backend10
sipp10
back-end-development10
voip10
sip10
telephony9
network-protocol9
Programming languages (4)
Github contributions (5)
kamailio/kamailio
May 2012 - Apr 2022
Kamailio - The Open Source SIP Server for large VoIP and real-time communication platforms -
Role in this project:
Back-end Developer
Back-end DeveloperContributions:306 commits, 5 PRs, 9 pushes in 10 years 1 month
Contributions summary:Carsten primarily contributed to the Kamailio SIP server by fixing bugs in the codebase. Their work involved addressing issues in the handling of URIs and contact parameters, ensuring the correct behavior of the server when dealing with various SIP messages. The commits show a focus on improving the functionality and reliability of core modules like `pua_reginfo`, `rtpproxy`, and `ims_charging`. These changes demonstrate a strong understanding of SIP protocol and Kamailio's architecture.
voltesip-serverkamailiofreeswitchchat
OpenSIPS/opensips
Mar 2022 - Apr 2022
OpenSIPS is a GPL implementation of a multi-functionality SIP Server that targets to deliver a high-level technical solution (performance, security and quality) to be used in professional SIP server platforms.
Role in this project:Backend Developer
Backend DeveloperContributions:6 reviews, 15 commits, 9 PRs in 1 month
Contributions summary:Carsten primarily worked on the backend logic of the OpenSIPS SIP server. Their contributions involved fixing edge cases in parsing, implementing new functions, and extending existing logic related to the B2B (Back-to-Back) logic module. Furthermore, the user introduced new parameters and adjusted the handling of PRACK messages, indicating a focus on enhancing core functionality and potentially improving the reliability of SIP signaling. The user also made changes to support RTP relay functionality.
professionalsip-servergplsecurityhigh-level
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