Mulder Champ

Experience

• 

  Keeper Info

  Sept 1998 - Oct 1999

  Software Engineer

  Job: Programmer, Project Leader Guangzhou Yellow Page, Backstage Data Management System Equipment Management and Maintenance System, Guangzhou Telecom Bureau

• 

  PanSky

  Jan 2000 - Jan 2002

  Eng
• 

  GE医疗

  Jul 2000 - Jul 2003

  Software Engineer

  C++/Java/Pearl/Unix●1st CT scanner localized in China, in charge of bay-testing, remote facility diagnosis system

• 

  Realmap GIS

  Aug 2003 - Oct 2010

  Lead Developer

  Java/JavaScript/GIS/Spatial Data●Mainly engaged in the implementation of GIS projects and new GIS product design and development (more than 10 large and medium-sized projects and product experience)

• 

  CropCircle Software

  Jan 2009 - Jul 2014

  Lead Developer

  Java/JavaScript(JQuery)/MySQL●Mercator project, a highly customizable map customization system. Allows users to customize specific maps that are uniquely artistic and personal, which are very different from existing electronic map products such as Google Maps in culture, use and map products

• 

  YY.com

  Jul 2014 - Nov 2018

  Lead Developer

  Java/C++/MySQL/Redis/GitHub/Jira●Video quality improvement integrated plan automated the process of video quality detection and optimization, which kept YY the industry leader at that time;●Overall responsibility for the company's entertainment department of revenue business(user-tips and title of nobility systems), it helped YY earn more than a thousand million dollars without a single dime of software mistake throughout the whole year(2016).●Lead and designed the enormous”follow”system, which is a graph data structure and connected 4 billion registered users(over 10 billion connections between users); Show less

• 

  Quality Shell Co.ltd

  Nov 2018 - May 2020

  Principal Engineer

  Python/MySQL/OpenCV●Lead the SmartStar project, which is a big data service platform for trademark entities in the field of intellectual property. The main purpose of the project was to find similarity of a image in thousands of registered trade marks. Image transformation/rotation/stretching/flipping are all factors to consider, which made the project extremely hard and impractical.●The project shut down in 2020, because of financial issues and technical bottleneck. For all this, the team accumulated valuable experience in CV industry. Show less

• 

  Valoroso

  Apr 2020 - Jun 2023

  Senior Software Engineer
• 

  Valoroso

  May 2020 - Jun 2023

  Principal Engineer

  Java/Python/MySQL/Redis/AWS/Video Streaming●As head of the R&D team, delivered the first version of OTT Streaming SaaS platform, which served over 50 customers(streaming service providers) all over the world and over 10 million registered end users. ●Provided cost-efficient online services both in streaming(live&VOD) and video meta information(meta index and subtitle), the gross cost is only about 1/5-1/10 of the rivals.●The world 1st semantic-based multilingual subtitle auto-syncing/generating/translating system, served in Spanish, French, Japanese, Korean and Chinese. The output subtitles of this project is far more accurate and effective than traditional process and it caused several subtitle groups lost their jobs(or we can say moved to higher level jobs). Show less