SEVEN is the full-service IT company that for 11 years has been a reliable 360º technological partner for our clients from North America, EU, APAC, and Australia.
1 апреля 2021

C developer (вакансия неактивна)

Львов, удаленно $3000–4000

Необходимые навыки

• VoIP (SIP/SDP, SRTP)
• Crypto (OpenSSL, TLS)
• Android NDK (shared libraries)
• Makefile
• Linux
• Asterisk
• Java/JNI

English level
Intermediate Strong.

Будет плюсом

English level —
Intermediate Strong

Обязанности

• Customize pjSIP library
• develop shared library that extends OpenSSL functionality
• implement custom encryption for SRTP
• provide updates for makefiles
• Troubleshoot and debug software
• Work with Development Team and Project Manager to ideate software solutions

О проекте

VoIP/IM Softphone Application from the scratch using third-party libraries
Basic Options: vanilla pjSIP, Asterisk, OpenFire; includes all the functionality except custom cipher and PTT
Push to Talk: customized pjSIP and Asterisk
Custom Ciphers: proxy crypto library, customized pjSIP (SIP with custom encryption and PTT), Asterisk, SRTP with custom encryption
Desktop IP Phones: customization for desktop SIP phones