Software Engineer Graduate (Media Engine)
TikTok
About the Role
The Live Arch team is responsible for the iteration of requirements for TikTok Live's streaming media-related business and continuous technology evolution, aiming to provide users with an advanced live streaming product experience. As a graduate, you will have opportunities to pursue bold ideas, tackle complex challenges, and unlock growth. Successful candidates must commit to an onboarding date by the end of the year. Please state your availability and graduation date clearly in your resume.
Key Responsibilities
- Research and develop new features on our Live/RTC streaming media platform for TikTok Live.
- Design and implement multimedia and network programs in client SDK and media server.
- Develop multimedia solutions across iOS, Android, Windows, Mac, and Linux platforms.
- Innovate in video algorithms and network transmission to enhance user experience.
- Analyze data, fine-tune parameters, and optimize Live/RTC services end to end.
- Explore cutting-edge technologies and contribute to innovation initiatives.
Requirements & Tech Stack
Minimum Qualifications:
- Completing or recently completed a Bachelor's degree in Computer Science, Mathematics, or a related discipline.
- Strong foundation in computer science, networking, and operating systems.
- Solid background in multimedia technologies, including image/signal processing, video codecs, or multimedia streaming.
- Proficiency in at least one of the following programming languages: C/C++, Java/Kotlin, Objective-C/Swift, Python, or Golang.
- Excellent communication and teamwork skills.
Preferred Qualifications:
- Proficiency in signal processing, video compression, video codecs, or video processing algorithms.
- Strong knowledge of network algorithms, including congestion control, loss recovery, bandwidth estimation, latency measurement and control, socket optimization, and real-time video transmission protocols.
- Hands-on experience with multimedia frameworks and tools such as FFmpeg, GStreamer, OBS Studio, VLC, x264, x265, WebRTC, RTP/RTCP streaming, or VoIP products.
- Experience with iOS frameworks (e.g., Core Data, Core Animation) or Android SDK.
- Familiarity with media servers such as Nginx RTMP module, Licode, Kurento, mediasoup, or Jitsi.
- Experience in video chat, live streaming, or video conferencing solutions.