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Senior C + Development Engineer

1. With more than 3 years experience in C development, proficient in using STL, solid basic computer knowledge, and with good development norms and coding habits;
2. Familiar with the network, multithreading, database, IO, RAM management and so on;
3. Have the experience of server development, familiar with RTSP/RTP/RTCP/RTMP transmission protocol;
4. Familiar with audio and video DODEC, familiar with FFMPEG,WEBRTC is preferred.
5. Shall be able to work under pressure, with independent development ability and team work spirit;


1.Responsible for development and optimization of Windows,Android,IOS platform audio and video SDK, Network SDK.
2.Responsible for the overall framework of the cloud Platform design and development, audio and video CODEC, server framework development.

Senior PHP Development Engineer

1、Bachelor or above, more than 5 years of development experience, with ardently love for technology, can be able to work under pressure, having large Internet project experience is preferred;
2、Proficient in PHP, familiar with websocket, with high concurrent processing and multilingual background is preferred
3、Familiar with database design,having more than tens of millions of data processing experience is preferred
4、Having engaged in live industry or familiar with webrtc,es6 is preferred.


Responsible for dealing with audio and video data generated by the company SDK, and providing support for live broadcast business

Advanced Audio and video coding and decoding algorithm engineer

1. Proficient in H.264,H.265,VP9,AV1 and other video algorithms, proficient in coding and decoding algorithm optimization method
2. Proficient in open source tools such as X264,X265,LIBVPX,AV1 and FFmpeg
3. More than 5 years of low-level coding and decoding algorithm development experience
4. Ability to read the latest academic papers, and programming to achieve a priority
5. Having published papers in top international conferences and periodicals is preferred
6. Familiarity with WEBRTC architecture is a plus
7. Experience with SIMD optimization is preferable
8. GPU Development experience is preferred
9. Familiar with Rnn, CNN and other mainstream depth learning algorithms, proficient in the use of Caffe, TensorFlow and other tools, a deep learning related project experience is preferred


1. Responsible for the research and development of key codec algorithm in video service system
2. Responsible for the continuous improvement of video coding efficiency, including playback quality improvement, transmission bandwidth reduction, processing cost reduction, etc.
3. Responsible for coding and decoding algorithm library to the GPU and other heterogeneous systems such as the transfer of Cross-platform, optimization
4. Responsible for transcoding, playback, content management and other business systems demand docking, functional linkage

Audio and video engineer

1. Proficient in h.264,h.265 and other video algorithms, the relevant algorithms have in-depth research and experience
2. Proficient in h.264,h.265 and other video algorithms, the relevant algorithms have in-depth research and experience
3. Proficient in carbon C, familiar with Python, Shell script development
4. Bachelor Degree (more than 3 years development experience) or above, majored in computer, electronic engineering or related major.
5. Solid sense of responsibility, with a good team spirit


1. Participate in video coding and decoding framework implementation and algorithm optimization
2. Participate in the video CODEC of real-time communication product and realization and the optimization preprocessing and postprocessing algorithms.