Henning Westerholt
Software Engineer
Germany
Summary
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RockstarHenning Westerholt is a seasoned software engineer and open-source contributor based in Germany with 19 years of experience across IT operations, backend development, and database engineering. He combines hands-on coding with senior management experience, driving reliable production systems and operational excellence. Notably, Henning has made impactful contributions to the widely used Kamailio SIP server, improving database integrations, refactoring core modules, and adding features like custom sockets for user registrations. He excels at untangling legacy code and aligning module implementations with shared core APIs, which improves maintainability and scalability. Colleagues rely on him for pragmatic, durable solutions that bridge systems engineering and application development.
19 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (9)
database-api10
sips10
c-programming10
database-design10
sip10
mysql9
network-protocol9
odbc9
cpp-programming-language4
Programming languages (11)
Github contributions (5)
kamailio/kamailio
Apr 2007 - Jan 2023
Kamailio - The Open Source SIP Server for large VoIP and real-time communication platforms -
Role in this project:
Back-end Developer & Database Engineer
Back-end Developer & Database EngineerContributions:50 reviews, 2731 commits, 218 PRs in 15 years 11 months
Contributions summary:Henning's contributions focused on enhancing the Kamailio SIP server, primarily involving database-related tasks and backend logic. Their work included fixing compilation errors, refactoring code to use core data structures like tries, and implementing enhancements for database interactions. Notably, they added support for specifying custom sockets for user registrations and contributed to the integration of the core database API by refactoring existing modules to utilize common functionalities for database operations.
voltesip-serverkamailiofreeswitchchat
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