Profile image of js72c
Flag of China Shenyang, China
Member since April 10, 2018
1 Recommendations


Online Offline
I'm a software/hardware engineer with 10+ years experience and high skills. - Visual Studio for Windows/Mac OS, C#, .NET, XAML, C/C++ - Xcode, Objective-C, Swift for iPhone/iPad app development - Android Studio, Java, Xaml for android app development - QT, c/c++, qml programming - Multi platform UI framework - ElectronJS, node.js - BLE Android/iPhone app development - OpenCV Image/Video processing - Bar code/QR code scanner - AWS, MS Azure - SQLyog, MySQL - SSMS, SQL Server - Microsoft Access, VBA, Macro - SQL Programming - PCB design/manufacturing using Altium Designer - Remote sensor/control network system - Arduino & Atemga programming - RF Wireless communication - Bluetooth/WiFi app & firmware development - Robot & Motor Controlling - Arduino IDE - MPLABX IDE/IPE - Atmel Studio - Keil Studio - Proteus
$25 USD/hr
9 reviews
  • 67%Jobs Completed
  • 99%On Budget
  • 97%On Time
  • 10%Repeat Hire Rate


Recent Reviews

  • image of Razan M. Mathlab Work $10.00 USD

    “One of the WORST experiences i’ve ever had”

  • image of Abdulaziz A. Minimum Spanning Tree Problem With GUI $25.00 USD

    “he has good communication I get bad work with him work not complete and its not come same our project”

  • image of Mohammad A. C++ databas and gui $100.00 AUD

    “The project is not completed according to the dispute”

  • image of John D. Fix a .wsdl file $15.00 USD

    “The project is not completed according to the dispute”

  • image of Peter L. Project for Aym M. -- 5 $407.00 USD

    “Good work on this tricky development project. The Scoreboard is very important addition to our live gaming system”

  • image of Peter L. Project for Aym M. -- 3 $193.00 USD

    “Helped me find a suitable low volume electronics manufacturer to modify boards. Thank Aym M for doing this. very helpful.”


Software Development

Jun 2006 - Mar 2017 (10 years)

Mobile app development, IoT & firmware development, desktop app development

PCB Design & Firmware Development

May 2006 - Oct 2009 (3 years)

Worked in professional engineer team with some rich experienced engineers which can offer design service of PCB, FPC and PCBA. Created and defined component landing patterns for high density layouts beyond the specifications of IPC standards and in compliance with RoHs. Reconfigured high density layouts to obtain Surface Mount/Through Hole product options. Demonstrated routing and copper shape practices to achieve embedded technology concepts.


Bachelor of Electronic Information Engineering

2001 - 2005 (4 years)


Betty Liu on Career Success (2016)


Android Certified Application Developer by ATC (2017)

Android Advanced Training Consultants

One performance-based exam (a coding project) 1- Android ATC Authorized Training Centers 2- Self-Study

Microsoft Technology Associate Developer (2018)


MTA exams


Electronic Information Science and Engineering Professional Planning Textbook

Details the schematic design, electronic circuit simulation and printed circuit board design in Altium Designer software. Among them, the schematic design part includes: schematic design, hierarchical schematic design, schematic component symbol design and modification; double-sided PCB design, single-sided PCB design, multi-layer PCB design, component package design and so on.


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