SDK Engineer
Core
Designing and maintaining the Zoom Phone SDK for cross-platform development, ensuring reliability and stability for client and server teams.
Role type
Senior IC SDK Engineer (VoIP/Telephony)
Builds
Zoom Phone SDK, SIP-based telephony features, and client-server integration components.
Domain
Telecommunications, VoIP, Real-time communication
Deliverable
production ML models | product features
Required skills
C/C++, Object-oriented programming, Wireshark, Visual Studio, Valgrind, Flame Graphs, TCP/UDP/TLS/RTP/SRTP protocols, SIP stacks (PJSIP, reSIProcate, FreeSWITCH), Root cause analysis, Integration testing, Memory leak prevention, Heap analysis (UMDH)
Preferred skills
None stated
Technologies
Zoom Phone, SIP, PJSIP, reSIProcate, FreeSWITCH, Wireshark, Visual Studio, Valgrind, Flame Graphs, UMDH, Checkmarx, WPA
Responsibilities
Design overall architecture for Zoom Phone tasks and interfaces; Implement new features and unit test cases; Conduct integration testing with server and client teams; Analyze client problem reports and perform root cause analysis; Maintain and improve automatic testing tools; Collaborate with product management to define requirements and user stories.
Seniority
Senior, hands-on IC