Responsibilities: Develop iOS and Android reference implementations of new SDK features such a video calling and conference calls Customer support - take ownership of customer issues, ensure proper follow-up and see them through to a resolution in a timely manner Ongoing enhancement and support of the SDK demo application [iOS, Android] Document solutions in the form of knowledge base, white papers & examples Requirements: BS in Computer Science, engineering or relevant prior work experience Enjoy working with customers, dependable, independent, and possess excellent communication skills Plus: IOS and/or Android application development experience(Objective C, Java) Plus: Cross-platform development experience in C++ and good feel for OO concepts and patterns Plus : Knowledge of VoIP protocols (SIP) and video-conferencing technology Fluency in English and Putonghua is a MUST Recent graduates are welcome to apply We offer attractive remuneration, 5-day work week, medical insurance and other fringe benefits to the right candidate. Interested parties please send your full resume with date of availability and expected salary to the email [email protected]. Applicants not hearing from us within 6 weeks may consider their applications unsuccessful. We may also consider their application for other or future vacancies. Personal data of unsuccessful applicants will be retained for a maximum period of 6 months.