Profile image of smarthardware
@smarthardware
Flag of China Xiamen City, China
Member since September 4, 2019
1 Recommendations

smarthardware

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Thank you for your regarding me. My name is Luo Sheng Ju. I am an experienced hardware design engineer with extensive experience in analog & digital system design, embedded system design and control. Most of my work is related with rapid prototyping projects(including design, testing, firmware programming) and R&D work. I have engineering design and implementation experience with various products across several industries including Home automations, Biomedical device instrumentation fo r the Medical industry, and Real-Time single board computers,,, //////////////////// My skills overview //////////////////////// - Schematic Capture & PCB design Experience for analog & digital circuits, various kind of prototyping.(Low&High speed design, multi-layout routing,) -Familiarity with common digital interfaces with SPI,I2C,I2S,DDR,PCI,USB,CAN,Serial UART over 232/422/485/ ,JTAG, etc. -Embedded software and firmware for real-time computing in C/C++ -Embedded Linux kernel and OS Develpment.
$20 USD/hr
6 reviews
4.4
  • 100%Jobs Completed
  • 100%On Budget
  • 100%On Time
  • 7%Repeat Hire Rate

Portfolios

Recent Reviews

  • image of David R. ESP8266 Audio Recorder $140.00 USD

    “Works very hard and communicates quickly. Speaks English. Good, honest, and an expert in embedded development. Highly recommended!”

  • image of Chris D. Project for Shengju L. $150.00 USD

    “Shengju did another great job for me, sorting out a design issue with my PCB. He is easy to work with and communicates well. I will certainly hire him again.”

  • image of Chris D. Determine PCB Design fault $140.00 AUD

    “Shengju L. worked fast and quickly identified the issue with my PCB then assisted me with the fix. Great communication skills and expertise. I will definitely work with him again.”

  • image of Felipe A. Review The PCB project in Altium $130.00 USD

    “Very good communication and JOB.”

  • image of Ozgur O. PCB Design $115.00 USD

    “Everything is great , fast communication and very satisfying work . I will work with him again for sure Thanks.”

  • image of Edward C. Project 21303502 has been deleted $35.00 USD

    “great, he has worked on difficult OBD2 PCB design, but he has done it for 1 day, I think he is really having great experiences on these area. thanks ~~~”

Experience

Embedded System designer

Jul 2001 - Oct 2018 (17 years)

I have worked as embedded system designer.

Education

Bachelor of Engineering

1996 - 2000 (4 years)

Certifications

  • Preferred Freelancer Program SLA
    97%

Verifications

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