Find freelancers. Lose those costly delays.

With 1.7 million freelancers, we'll match you with the perfect talent.

or, Register with Elance »

Ray X. | Elance
 
176985602337900
Last Sign-in: Jan 11, 2016

Ray X.

Full Stack Python, iOS, C++ and MEAN Developer
   Australia
  |   Hornsby, New South Wales

Overview

Minimum Hourly Rate $33

Full stack developer. 10 years Python/C++/Javascript/ObjectiveC in Linux/Windows/iOS/Embedded systems. Javascript with Node.js and Angular js, Django/Flask implementation and deployment. iOS App development with native ObjectiveC/Swift. Embedded device develop with C/C++ using Linux

Read More »
Nov 11, 2015|Data Engineering|Private|Working
Oct 24, 2015|Software Application|Private|Completed
|
4.6
Jul 22, 2015|Other IT & Programming|Private|Completed
Jul 7, 2015|Software Application|Private|Completed
|
5.0

View All »

Portfolio

Test different combination of parameter for trading strategies. The hottest point is...
using OpenCV do different video process like face detection, moving object detection,...
Using python and matplot & numpy and trading with python package
QT client design on windows. Enterprise software management software. All the software...
using 3D and GIS and CCTV technology. Real time analysis the video from CCTV camera...
The software server manage all the client registered. Each high concurrent server can...
back-testing different trading strategies with bt package
A iPad application for sales stores to presenting latest fashion clothes to recommend...
QT client design on windows. Enterprise software management software. All the software...
Using openCV to count the people flow in street and real time rendering into a 3D...
Implemented in IOS6/7 for enterprise based ios APP. communicated with background ERP...

Skills (10)

Tested
C++
My Score
avg
Passed
Python
My Score
avg
JavaScript
My Score
avg
Linux
My Score
avg
Node.js
Algorithms
Embedded System Design

Service Description

I focus on solve complicate software design issue for my customers. Been working in software industry for 10 years in top tired companies, I worked in different area of software industry and can design software across platform. I focus on software and customer satisfaction with Angle and Test driven development. Mostly I working with C++, Python, NodeJS and ObjectiveC, but I also speak some dialect like Lua.
The major areas I focus include
1) C++/Python to solve algorithm issue and solve complicated problem or design desktop/Embedded applications
2) NodeJS/Python to develop web service e.g. RESTful applications;
3) iOS (game, efficiency APP etc )development with ObjectC/Swift;
4) Algorithm imporve for Forex, game engine, server etc


Read More »

Employment

Bowhead
Mobility and Full stack designer
2014 - Present
1)Design next generation wearable device using BLE4.0, low power WIFI, ARM-cortexM0+. 2)Mobile APP to connecting to and control the device 3)Filing 4 patents 5) RESTFul web Service for App with...
Open Source Development
Open Source Contributer
2005 - Present
1) Design RTEMS Chinese web site (www.rtems.net) 2) Cloud storage with Django and RESTFul API for the Mobile device 3) Google Summer of Code 2008, 2009. Mentoring students in GSoC for RTEMS
Hewlett-Packard Software Core Lab
Principle Software Engineer(Employee,permernent)
2005 - 2014
Developed first Cloud Printing Laserjet, first Direct Printer for iOS device. 1)Cloud printing with RESTFul API. Working with cloud team to implement the webservice. 2)Web page automatic test...
Pap consulting
consulter
2009 - 2009
Run design service for companies that use Linux/RTEMS, including: 1) Realtime capture image and transfer to video (60fps HD) 2) VoIP service site with Django for online education 3) Training...
VIA Technology
Software Engineer
2004 - 2005
Develop video/audio demo applications on VIA x86 CPU, includes: (1)PSTN Gateway Developed with C++, route PSTN phone call to specific H.323 client in an IP based conference, encapsulated voice data...

Education

Zhejiang University
Master of Computer Science
-
Overview  |  Job History  |  Portfolio  |  Resume/C.V.

Keywords

Python
ObjectiveC
C/C++
Javascript
iOS
Embedded system
Node.js
Angular
js
Django
My Snapshot
All Categories
Elance Level
Level represents activity and experience on Elance. Freelancers start at Level 1 and achieve higher levels through their work. A higher "Level" indicates greater earnings, ratings and other achievements on Elance. Learn More »
  • 12 months
  • Lifetime
Jobs
0
0
0
Total
Milestones
Hours
Reviews
Recommend
Clients
Total
Repeat
Earnings
Private
Private
Total
Per Client
Identity
Username
rayx
Type
Individual
Member Since
May 2015
Elance URL
Verifications
0
Groups
Ray X. | Elance

Ray X.