Safari 11 Browser Support (beta):Now available through the OpenTok Platform in beta. No plugins. No Downloads

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iOS SDK EngineerApply Here

About TokBox
TokBox provides the leading cloud platform for adding live video, voice, and messaging to your web and mobile applications. We believe that integrating real-time communication into products should be simple, whether you’re developing an app for one-to-one calls, group chat, or large-scale broadcast.

What you’ll be responsible for

  • Participates in development and maintenance of the OpenTok cross-platform library (OTKit), written in C/C++, which is the core of all native platform SDK
  • Engages in all aspects of the software development life-cycle
  • Designs new APIs to solve specified requirements, and provides feedback on API design
  • Conducts continuous analysis to measure and improve the SDK performance (e.g. CPU, Memory, connectivity latency, etc.)
  • Owns end-to-end development for new features and collaborates with cloud, testing and support teams to ensure performance and quality
The skills and experiences you’ll need
  • Experience building an SDK and designing the API.
  • Fluency in C/C++ and Objective-C or Swift programming languages
  • 4+ years professional experience as full-time software engineer
  • Demonstrable understanding of common challenges with mobile/embedded devices, including power management, resource optimization and wireless network reliability
  • Demonstrable understanding of client-server architectures, algorithms, thread and memory management systems, and data pipeline optimization
  • Experience on real-time communications engines (e.g. WebRTC) and multimedia codecs is a plus
  • Enjoys communicating with others and is always eager to learn new technologies and frameworks
Educational requirements
  • Bachelor’s or Master’s degree in Engineering or Computer Science

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