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Taipei City, Taiwan
Senior Software Engineer @U-NEXT Co., Ltd.2021 ~ Present
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Software Engineer
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internal frontend application as a full-stack developer [Core technology] - Python/JavaScript - Django/Django Rest Framwork/Chalice AWS Lambda/Flask/FastAPI - Vue.js - Tensorflow/Keras/OpenCV Software Engineer • 盛星科技 | Astra Inc. 十二月四月Build innovative computer vision and pedestrian detection backend service - Build and maintain a high availability of deep learning-based computing systems - Develop human detection and facial recognition deep learning models and algorithms [Core technology] - Golang/Python - AWS/DynamoDB/SQS/EC2 - Tensorflow/Keras/OpenCV/openVINO Platform
Employed
Full-time / Interested in working remotely
4-6 years
Nation Taiwan University
・
Bioelectronic and Bioinformatics
Employed
Full-time / Interested in working remotely
4-6 years
台灣科技大學
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電子工程研究所AI Engineer @TSMC 台積電2022 ~ Present
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AI工程師、機器學習工程師、深度學習工程師、資料科學家、Machine Learning Engineer、Deep Learning Engineer、Data Scientist
Within one month
Employed
Full-time / Interested in working remotely
4-6 years
國立臺灣大學
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機械工程研究所
Offline
Offline
Software engineer
More than one year
Kai-Kai Hsu Software Engineer • Taipei，TW • [email protected] •With 10+ years experience of image processing algorithm development, engaged in the developments of below software features : Filmora, PowerDirector, PhotoDirector, YouCam Perfect (App) and YouCam Makeup (App), mainly involved in the algorithm designings of image processing, computer vision, pattern recognition, machine learning(SVM, regression). Capable of performance tunning (Multithread, SIMD, NEON), cross-platform development, including Window, Mac, Unix, iOS, and Android systems. Skills Programming Development C++ (mainly) Objective C (elementary) iOS development Java, JNI (elementary) Android development Library OpenCV effekseer clapack
Employed
Full-time / Interested in working remotely
10-15 years
中央大學
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資訊工程Employed
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Not open to opportunities
Full-time / Interested in working remotely
4-6 years
Fu Jen Catholic University
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Major, Optical Physics, Minor, Finance and international businessThe Most Lightweight and Effective Recruiting Plan
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Definition of Reputation Credits
Technical Skills
Specialized knowledge and expertise within the profession (e.g. familiar with SEO and use of related tools).
Problem-Solving
Ability to identify, analyze, and prepare solutions to problems.
Adaptability
Ability to navigate unexpected situations; and keep up with shifting priorities, projects, clients, and technology.
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Time Management
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Leadership
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Professional Background
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Employed
Job Search Progress
Professions
C,C++ Developer, Video, Voice Engineer, Back-end Engineer
Fields of Employment
Software
Work experience
10-15 years
Management
None
Skills
Languages
English
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Intermediate
Japanese
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Beginner
Job search preferences
Positions
Software engineer
Job types
Full-time
Locations
Taipei, Taiwan
Remote
Interested in working remotely
Freelance
Educations
School
Major
Kai-Kai Hsu
Software Engineer • Taipei，TW • [email protected] •
+886 939909467
With 10+ years experience of image processing algorithm development, engaged in the developments of below software features: Filmora, PowerDirector, PhotoDirector, YouCam Perfect (App) and YouCam Makeup (App), mainly involved in the algorithm designings of image processing, computer vision, pattern recognition, machine learning(SVM, regression). Capable of performance tunning (Multithread, SIMD, NEON), cross-platform development, including Window, Mac, Unix, iOS, and Android systems.
Skills
Programming Development
- C++ (mainly)
- Objective C (elementary)
- iOS development
- Java, JNI (elementary)
- Android development
Library
- OpenCV
- effekseer
- clapack
IDE and tools
- Visual Studio
- Xcode
- Git version control tool
- cmake
- SVN version control tool
- Android Studio
Framework
- OpenGL
- OpenCL
- OpenFX
Experience
Wondershare Corporation Branch Office, Taipei, Taiwan
Senior Software Development Engineer, Creative Technology Department
Oct. 2018 - current
Mainly responsible for design of algorithm for image processing related tasks, including the design of filters, modular architecture and the optimization of rendering performance and effects for video editing software. In charge of the open source effect framework openfx and launching plug-ins for Filmora in our Effects Store for two main clients, Boris and Newblue. The sales amounted to $10K in the first launch week. It’s forecasted that the yearly revenue could reach $1M. During 2022-2023, I was also involved in the design of new visual effects for products.
Product： Filmora(video editing software)
Main Task :
- Designed new effect module architecture which is compatible with old version effect features.
- Worked with the application layer team to integrate the effect features and debug.
- Developed image processing algorithm features for video rendering on request.
- In charge of the openfx plugin feature and video editing effect engine.
- Developed new visual effects for Filmstock, our effect store.
- Mainly worked in Windows and MacOS platform in C++, OpenGL and OpenCL.
Perfect Corporation, Taipei, Taiwan (Subsidiary of Cyberlink)
Senior Software Engineer, Magic Technology Department May 2015 - Oct.2017
Worked in Magic Technology department as a software engineer, responsible for developing image processing effects on mobile devices, mainly portrait beautification effect. In the most time, I had to search and survey several journals to come up with proper solutions and designed possible algorithm for real-time execution performance on mobile devices, plus solving problems, collecting diversified human-face image for testing, designing verifying algorithm methods, and executing performance optimization on types of mobile device. Furthermore, created static libraries, designed filters of GPUImage framework, and offered simplified API for Application layer to integrate.
Product：
YouCam Perfect、YouCam Makeup、YouCam Fun
Main Task :
- Designed and developed image processing algorithm of portrait beautification effect (Liquify effect)
- Large eyes effects
- Face reshaping
- Developed Camera AR effect(Augmented Reality) for YouCam Perfect
- Developed real-time face tracking for AR effect
- Designed multiple-face tracking architecture and tunning performance for real-time detection
- Developed live makeup AR effects ( large eyes effects , face reshaping and eye color changing)
- Developed Machine Learning related features
- Gender classification
- Transferred AR engine from C++ into javascript version for executing on Chrome, Safari, Firefox, and Edge etc.
- Performance tunning for iOS and Android platform
- Multi-thread
- NEON
- Crossplatform development, including Windows, Unix, iOS and Android
- Designed and maintained testbeds on Windows, iOS, and Android platforms for correct executed results
Cyberlink Corporation, Taipei, Taiwan
Senior Software Engineer, Core Technology Department Oct. 2010 - May 2015
Worked in Core Technology department, responsible for image processing feature developments. My daily tasks included searching and surveying relevant journals, designing and implementing algorithm, solving problems, collecting image data for testing, verifying algorithm results accuracy, and optimizing execution performance. Furthermore, established video processing filter for DirectShow and Media Foundation to provide real-time effects. Created static libraries for Windows, iOS, Android platform and offered simplified API for Application layer to integrate.
Product：
PowerDirector、PhotoDirector、Youcam Perfect App
Main Task：
- Smart video content editing feature for PowerDirector
- Zoom in, Pan video clip detection
- Screen Shot detection
- Lightness and darkness video clip detection
- Shaky video clip detection
- Photo Panorama feature for PhotoDirector
- Auto-cutting algorithm designing for overlapping photos
- Seamless blending algorithm designing
- Smart Photo composing feature for PhotoDirector
- Eye detection designing
- Smile estimation designing
- Smart face swapping algorithm designing
- Portrait Beautification feature for YouCam Perfect
- Skin whitening
- Shine removal
- Performance tunning
- Multithread
- SIMD
- Cross-platform development, including Windows, Unix, iOS and Android
- Designed and maintained testbeds on each platform for correct executed result
Education
National Central University, Toayuan, Taiwan
Master of Computer Science and Information Engineering 2008 - 2010
Master's Thesis: Adaptive Traffic Scene Analysis by using Implicit Shape Model
Seminars:
- Machine learning : Statistical learning theory、Neural Network、Computational Intelligence
- Image processing related: Image processing、Virtual Reality
- Multi-media related: Data Compression、Digital Signal Processing
National Cheng Kung University, Tainan, Taiwan
Bachelor of Mathematics 2003 - 2008
Extracurricular Activities: Team Leader of Volleyball Team
Language
- Mandarin(native)
- English(intermediate)
- Japanese(basic) (Certificate of JLPT level 3)
Kai-Kai Hsu
Software Engineer • Taipei，TW • [email protected] •
+886 939909467
With 10+ years experience of image processing algorithm development, engaged in the developments of below software features: Filmora, PowerDirector, PhotoDirector, YouCam Perfect (App) and YouCam Makeup (App), mainly involved in the algorithm designings of image processing, computer vision, pattern recognition, machine learning(SVM, regression). Capable of performance tunning (Multithread, SIMD, NEON), cross-platform development, including Window, Mac, Unix, iOS, and Android systems.
Skills
Programming Development
- C++ (mainly)
- Objective C (elementary)
- iOS development
- Java, JNI (elementary)
- Android development
Library
- OpenCV
- effekseer
- clapack
IDE and tools
- Visual Studio
- Xcode
- Git version control tool
- cmake
- SVN version control tool
- Android Studio
Framework
- OpenGL
- OpenCL
- OpenFX
Experience
Wondershare Corporation Branch Office, Taipei, Taiwan
Senior Software Development Engineer, Creative Technology Department
Oct. 2018 - current
Mainly responsible for design of algorithm for image processing related tasks, including the design of filters, modular architecture and the optimization of rendering performance and effects for video editing software. In charge of the open source effect framework openfx and launching plug-ins for Filmora in our Effects Store for two main clients, Boris and Newblue. The sales amounted to $10K in the first launch week. It’s forecasted that the yearly revenue could reach $1M. During 2022-2023, I was also involved in the design of new visual effects for products.
Product： Filmora(video editing software)
Main Task :
- Designed new effect module architecture which is compatible with old version effect features.
- Worked with the application layer team to integrate the effect features and debug.
- Developed image processing algorithm features for video rendering on request.
- In charge of the openfx plugin feature and video editing effect engine.
- Developed new visual effects for Filmstock, our effect store.
- Mainly worked in Windows and MacOS platform in C++, OpenGL and OpenCL.
Perfect Corporation, Taipei, Taiwan (Subsidiary of Cyberlink)
Senior Software Engineer, Magic Technology Department May 2015 - Oct.2017
Worked in Magic Technology department as a software engineer, responsible for developing image processing effects on mobile devices, mainly portrait beautification effect. In the most time, I had to search and survey several journals to come up with proper solutions and designed possible algorithm for real-time execution performance on mobile devices, plus solving problems, collecting diversified human-face image for testing, designing verifying algorithm methods, and executing performance optimization on types of mobile device. Furthermore, created static libraries, designed filters of GPUImage framework, and offered simplified API for Application layer to integrate.
Product：
YouCam Perfect、YouCam Makeup、YouCam Fun
Main Task :
- Designed and developed image processing algorithm of portrait beautification effect (Liquify effect)
- Large eyes effects
- Face reshaping
- Developed Camera AR effect(Augmented Reality) for YouCam Perfect
- Developed real-time face tracking for AR effect
- Designed multiple-face tracking architecture and tunning performance for real-time detection
- Developed live makeup AR effects ( large eyes effects , face reshaping and eye color changing)
- Developed Machine Learning related features
- Gender classification
- Transferred AR engine from C++ into javascript version for executing on Chrome, Safari, Firefox, and Edge etc.
- Performance tunning for iOS and Android platform
- Multi-thread
- NEON
- Crossplatform development, including Windows, Unix, iOS and Android
- Designed and maintained testbeds on Windows, iOS, and Android platforms for correct executed results
Cyberlink Corporation, Taipei, Taiwan
Senior Software Engineer, Core Technology Department Oct. 2010 - May 2015
Worked in Core Technology department, responsible for image processing feature developments. My daily tasks included searching and surveying relevant journals, designing and implementing algorithm, solving problems, collecting image data for testing, verifying algorithm results accuracy, and optimizing execution performance. Furthermore, established video processing filter for DirectShow and Media Foundation to provide real-time effects. Created static libraries for Windows, iOS, Android platform and offered simplified API for Application layer to integrate.
Product：
PowerDirector、PhotoDirector、Youcam Perfect App
Main Task：
- Smart video content editing feature for PowerDirector
- Zoom in, Pan video clip detection
- Screen Shot detection
- Lightness and darkness video clip detection
- Shaky video clip detection
- Photo Panorama feature for PhotoDirector
- Auto-cutting algorithm designing for overlapping photos
- Seamless blending algorithm designing
- Smart Photo composing feature for PhotoDirector
- Eye detection designing
- Smile estimation designing
- Smart face swapping algorithm designing
- Portrait Beautification feature for YouCam Perfect
- Skin whitening
- Shine removal
- Performance tunning
- Multithread
- SIMD
- Cross-platform development, including Windows, Unix, iOS and Android
- Designed and maintained testbeds on each platform for correct executed result
Education
National Central University, Toayuan, Taiwan
Master of Computer Science and Information Engineering 2008 - 2010
Master's Thesis: Adaptive Traffic Scene Analysis by using Implicit Shape Model
Seminars:
- Machine learning : Statistical learning theory、Neural Network、Computational Intelligence
- Image processing related: Image processing、Virtual Reality
- Multi-media related: Data Compression、Digital Signal Processing
National Cheng Kung University, Tainan, Taiwan
Bachelor of Mathematics 2003 - 2008
Extracurricular Activities: Team Leader of Volleyball Team
Language
- Mandarin(native)
- English(intermediate)
- Japanese(basic) (Certificate of JLPT level 3)