"Diligence and honesty are the foundation of all success." "Stay hungry, stay foolish", Steve Jobs who made ceaseless legends on the world of IT, left such one of excellent saying while he was living. Top 5, Recommended and Certified contractor on mobile app category. No matter where you are in the world, you won't have problem with this language barrier since my English is native. I am a professional software engineer with more than 10 years of experience in various fields of software development, especially Operating Systems, Online Game engines, Desktop Projects and Websites for big commercial companies till 2007. Since 2006, I've been ... creating high quality and excellent mobile applications for the latest 7 years. Through the work for mobile for 7 years so far, I have picked up various mobile development techniques, rich experience and in-depth knowledge of the mobile app field. For the last 7 years I've created applications for big companies and individual customers in US, Canada, Australia, UK, Denmark ,China and Japan mainly. I'm working as a developer as well as a team manager. I also know how hard it is to deal with providers that don't speak English well so you won't have problem with this language barrier since my English is perfect and native. My main strength and experiences are as follows, 1) Applications - iPhone/iPod/iPad, Android, Titanium, Phonegap - Web Service, Ajax, XML, JSON, RSS, SOAP, WSDL - Video/Audio Streaming, Video Editing, Decoding/Encoding - MySQL, SQLite, HTML5, PHP, JSP - Social Networking, Geo Location 2) Games - Cocos2D, OpenGL, Corona, Unity3D - Box2D, Chipmunk - Game Center, In-App Purchase, Multiplayer Game - iAd, Adwirl, Admob, Chartboost, TapJoy, Cerebro, RevMob - Flurry, Testflight 3) Especially experienced areas - Audio/video conferencing solutions for iOS/android/PC with multiple participants support (voip) - Messaging applications, universal community connectors for social networks such as facebook, twitter, MSN etc. - Image processing and multimedia based programming with AVFoundation and OpenAL - Network programming, network monitoring solutions development - Database design and high performance database object models automation frameworks development - 2D/3D programming with OpenCV and OpenGL ... ... ... Thanks for everyone who reads my poor work carefully. Looking forward to long-term relationship with you, Jinlong Wei
JinLong Wei has added 35 portfolio pieces. Create an account to review them.
JinLong Wei has more jobs to show. Create an account to review them.
|Name||Score (out of 5)||Time to Complete|
|Facebook Connect Test||4.60||Top 10%||5 mins|
|HTML 4.01 Test||4.75||Top 10%||6 mins|
|Google Android Programming Test||4.60||Top 10%||14 mins|
|MySQL 5.0 Test||4.60||Top 10%||9 mins|
|XML 1.0 Test||4.40||Top 30%||7 mins|
|Cocoa programming for Mac OS X 10.5 Test||4.50||Below Average||6 mins|
|Objective C Test||4.10||Top 30%||12 mins|
|Java Test||3.75||Top 10%||15 mins|
|PHP5 Test||4.40||Top 10%||3 mins|
|U.S. English Basic Skills Test||4.90||Top 10%||8 mins|
|iPhone Programming OS 4.0 Test||4.60||Above Average||5 mins|
|Programming with C Test||3.50||Top 20%||15 mins|