Profile image of ymams
@ymams
Flag of Hong Kong Kowloon, Hong Kong
Member since August, 2016
3 Recommendations

ymams

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I am a program expert and I have 10+ years in programming experiences. my Skill - Objective C. - Java for android. - Xamarin - phoneGap and ionic - Backend Development. - Integration API. - C programming for micro-controllers - 13 years - wordpress, code Ignitor, Magento. - Laravel PHP framework. - Node JS, Vue JS, Angular JS 1.0, 2.0. - Arduino - Bluetooth, Wifi, GSM, Ethernet. - Electronics circuit design - PLC - Microchip PIC - VHDL - bluetooth, wifi, RF, GSM, etc for firmware and smart phone app development. - touch controllers . - Embedded Cortex M0, M3, M4, ARM, AVR - FreeRTOSDevelopment Tools - Eclipse - IAR for ARM 7.4/AVR 5.4 - CooCox ARM Cortex-M - Visual Studio 2008/2010/2013/2015 - Altium - python - GCC - Network technologies - Embedded design of the program (Timers, DMA, external memory, USB, Interrupts , UART….) Thank you for your visiting my profile.
$30 USD/hr
43 reviews
6.1
  • 98%Jobs Completed
  • 96%On Budget
  • 99%On Time
  • 16%Repeat Hire Rate

Portfolio

Recent Reviews

  • image of Battlefield1 Project for Ymams A. -- 8 $250.00 AUD

    “SATRScore is coming along well. Ymams has cracked the difficult RF communication side.”

  • image of Battlefield1 Project for Ymams A. -- 7 $100.00 AUD

    “Good work fixing the timer issue and the creating the custom rifle folder”

  • image of Battlefield1 Project for Ymams A. -- 6 $405.00 AUD

    “Very good start to our Scoreboard application.”

  • image of Battlefield1 Project for Ymams A. -- 5 $250.00 AUD

    “Good work, smart solution to a difficult problem with a interrupt trying another interrupt.”

  • image of Microdefenders Project for ymams -- 2 $510.00 USD

    “Ymams is everything I need to complete a project. please do not hire her for your project. I still need her.”

  • image of Battlefield1 Project for Ymams A. -- 4 $720.00 AUD

    “Good smart solution for encryption of the hex file for software distribution. Well done to Ymams.”

Experience

Android & iPhone Developer

Jan 2015 - Apr 2016 (1 year)

I developed various apps and games with web.

Digital and Analog Circuit Designer

Mar 2013 - Oct 2014 (1 year)

I developed several control system including schematic and PCB design and firmware on board , PC - side program.

Embedded System Developer

May 2008 - Dec 2012 (4 years)

I developed several embedded systems based on microcontroller,microprocessor and dsp. A system include device, firmware and pc application.

Education

Master

2003 - 2007 (4 years)

Certifications

  • C++ Level 1
    87%
  • US English Level 1
    75%

Verifications

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My Top Skills

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