Yongjun Wu
Senior Principal Software Engineer/Scientist at Amazon
- Role
- Senior Principal Software Engineer Scientist, Senior Ieee Member and Member of Mpeg at Amazon
- Location
- Redmond, WA, US
- LinkedIn followers
- 500 followers
About Yongjun Wu
Chief architect from camera to screen in Prime Video for live streaming (live events, linear channels) at the scale of 10s MM as one of the founding members, and VOD w/wo video ads at the scale of 100s MM, from 2016 to today with exponential scaling growth. Tons of learnings in engineering and science to achieve 100% availability and great video playback experiences for customers.Build live events streaming infra from scratches, evolving in all different generations and milestones in Prime Video, e.g. TNF 2017, EPL 2019, TNF 20••••32, NBA 2025 and more, at the exponential scale growth, and operate live events at the proven record of 10s MM peak CCU with business as usual in TNF games. Guarantee the availability detection and mitigation in real time without noticeable CX impacts in live events, since 2017.Lead the overall research program and academic science collaborations between Prime Video and universities/professors as the founding member, since 20•••00+ approved patents in the areas of image, audio and video processing, compression, streaming, protection, transcoding, capture, editing, real-time communication, multimedia file formats, and computer vision from his PhD research, internship and projects in industry, across the areas of media platforms on devices, and cloud media services, network streaming and infrastructure.
Experience
Senior Principal Software Engineer Scientist, Senior Ieee Member and Member of Mpeg
Oct 2015 — Present · Seattle, WA, US
Chief architect in Prime Video end-to-end from camera to screen, from content acquisition in both studio and broadcast, creation, protection, storage, delivery/caching across internet, and video playback on devices, in live streaming and VOD w/wo ads. Expertise in media services and infrastructure in both control and data plane, including audio/video processing and compression, file formats, DRM systems, streaming technologies, multimedia platforms and players, and device ecosystems, at scale globally. Lead the overall research program and academic science collaborations between Prime Video and universities/professors as the founding member, since 2018.
Education
Xi'an Jiaotong University
Master’s Degree, Electrical Engineering
Xi'an Jiaotong University
Bachelor’s Degree, special elite program of information, computer science and electrical engineering
Rensselaer Polytechnic Institute
Doctor of Philosophy (Ph.D.), image and video processing, compression, and streaming
Skills
- Computer Vision
- Algorithms
- Image Processing
- Media Formats
- C++
- H.264
- Software Design
- Matlab
- Hevc
- Mpeg2
- Machine Learning
- Video Compression
- Video Coding
- Image and Video Processing
- Pattern Recognition
- Directshow
- Digital Signal Processors
- H.263
- C
- Image and Video Coding, Streaming
- Codecs
- Video Processing
- Dxva
- C/C++, Multi-Threading
- Distributed Systems
- Software Engineering
- Multithreading
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