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Duzy Chan Online Offline
- 85%Jobs Completed
- 99%On Budget
- 94%On Time
- 21%Repeat Hire Rate
PDF reader prototype
C++ Video Player (based on Qt5 & ImageMagick++)
“Excellent coder with a ton of experience, but was unable to finish the entire project. I wish him the best though!”jonoomph 1 year ago.
to chat about a project
“excellent - skilled”uktechpeople 1 year ago.
“Great Provider ! Fast and reliable . I Will definitely work hire them again”reliableprovider 1 year ago.
Image Editing Features - Imagemagick/Cairo/C++
“Great developer and was willing to wait to help with any issues afterwards, would be highly recommended!”dylancoakley 1 year ago.
C++ solution to a mathematical/logic problem
“Code was okay.”putester 1 year ago.
C very small project
“Excellent work , top coder. Had submitted work well before deadline.”superedits 1 year ago.
Android, frameworks/driverJul 2011 - Mar 2012 (8 months)
*) Make modification to the Android source code(based on Telechip's source tree) to make the Android based product support the company's HID remote control devices *) Design Java interfaces to allow Android app developers to write apps for accessing the remote control devices *) Make similar support for Ubuntu desktop Linux(this is not the major task) *) Related Skills: Android/C++/Java/kernel config/Android Build System/Bash/Ubuntu
*) Using Ubuntu desktop Linux for workspace *) Hacked the Android build system, managed to do Android app development *) Hacked the Android frameworks source(JNI glue, and C++ native code) *) Hacked the Android native phone Launcher, redesigned and implemented the Launcher for TV(totally rewrote of the original phone launcher, integrated with TV functions) *) Designed and implemented TV specific Android app store client. *) Hacked WebKit and Android WebView, pre-research a WebKit based app platform(for
Embedded Linux C++ (Qt)Jun 2008 - Mar 2009 (9 months)
*) Based on Qt4 designed and implemented the main software for the company's digital photo frame *) Designed the plugin mechanism for dynamically pluggable photo representation effects.
Embedded Linux C++ (Qt)Apr 2006 - Dec 2007 (1 year)
*) Debian desktop Linux as workspace *) Modify and customize Qt Widget library *) Optimize/Refine QPixmap by using Linux Posix IPC API(shared memory) *) Qt based file browser for smart phone *) GCC/GDB/Emacs/Bash/Perl/Qt/Gnome Terminal Note: the company went bankruptcy.
Embedded Linux C++May 2005 - Mar 2006 (10 months)
*) Red Hat Linux as workspace *) Do apps based on FLTK. *) Modify FLTK(based on Nano-X(microwindow)) on it's widgets. *) GCC/GDB/Emacs/Bash/Gnome Terminal
College2003 - 2006 (3 years)
Qualification Certificate of Computer and Software Technology Proficiency (2005)South China Institute of Software Engineering, GZU
It's a national certificate.
US English Level 190%
My Top Skills
- C Programming 19
- Android 14
- Linux 8
- Algorithm 6
- Engineering 2
- Software Architecture 2
- Computer Graphics 2
- Android Honeycomb 1
- Bitcoin 1
- Cloud Computing 0
- UML Design 0
- Google App Engine 0
- Embedded Software 0
- Golang 0
- GPGPU 0
- Assembly 0
- OpenGL 0
- OpenCL 0
- node.js 0
- Windows API 0