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$15 USD / hour
Flag of VIETNAM
ho chi minh, vietnam
$15 USD / hour
It's currently 1:18 AM here
Joined February 27, 2015
4 Recommendations

Tra D.

@boopom

 5.0 (17 reviews)
5.3
5.3
100%
100%
$15 USD / hour
Flag of VIETNAM
ho chi minh, vietnam
$15 USD / hour
100%
Jobs Completed
100%
On Budget
100%
On Time
42%
Repeat Hire Rate

PCB design, Circuit Design

8 years experience in: - PCB design with Altium and Cadence Allegro tools + Mutilayer: 4 - 6 layer + BGA footprint + Control impedance, different pair, match length for high speed signals , such as DDRAM My all experiences are in IoT, IoE area. Hope I can help you! Feel free to contact me.
Freelancer PCB Layout Designers Vietnam
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Portfolio

1937476
Design PCB, 3D component model, Enclosure.
PCB -3D design example
Design PCB, 3D component model, Enclosure.
PCB -3D design example
Design PCB, 3D component model, Enclosure.
PCB -3D design example
1937461
The Design includes: - MCU: TM4C123. - Wifi: CC3000. - Bluetooth: CSR8670. - BLE CC2540. - Micro SD card. - Battery Rechargeable. - Boost circuit. - Buck circuit. - Battery charging circuit. - Manufacture in China.
PCB Design based Tiva MCU
The Design includes: - MCU: TM4C123. - Wifi: CC3000. - Bluetooth: CSR8670. - BLE CC2540. - Micro SD card. - Battery Rechargeable. - Boost circuit. - Buck circuit. - Battery charging circuit. - Manufacture in China.
PCB Design based Tiva MCU
1813293
This project, I design schematic, pcb layout and firmware (a part).
PCB Design: BLE dongle - Accessory of iOS device
This project, I design schematic, pcb layout and firmware (a part).
PCB Design: BLE dongle - Accessory of iOS device
1813270
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
1772856
In 2006, I completed this training course.
High Speed PCB Design Certificate by Cadence
1772739
This is one of my PCB projects. I designed front to end:- Schematic design- PCB layout - BOM cost - Testing. PCBA in China. It is 6 layer PCB with iMx CPU, SRAM, LCD, Touch.
6 Layer PCB Design
This is one of my PCB projects. I designed front to end:- Schematic design- PCB layout - BOM cost - Testing. PCBA in China. It is 6 layer PCB with iMx CPU, SRAM, LCD, Touch.
6 Layer PCB Design
1937476
Design PCB, 3D component model, Enclosure.
PCB -3D design example
Design PCB, 3D component model, Enclosure.
PCB -3D design example
Design PCB, 3D component model, Enclosure.
PCB -3D design example
1937461
The Design includes: - MCU: TM4C123. - Wifi: CC3000. - Bluetooth: CSR8670. - BLE CC2540. - Micro SD card. - Battery Rechargeable. - Boost circuit. - Buck circuit. - Battery charging circuit. - Manufacture in China.
PCB Design based Tiva MCU
The Design includes: - MCU: TM4C123. - Wifi: CC3000. - Bluetooth: CSR8670. - BLE CC2540. - Micro SD card. - Battery Rechargeable. - Boost circuit. - Buck circuit. - Battery charging circuit. - Manufacture in China.
PCB Design based Tiva MCU
1813293
This project, I design schematic, pcb layout and firmware (a part).
PCB Design: BLE dongle - Accessory of iOS device
This project, I design schematic, pcb layout and firmware (a part).
PCB Design: BLE dongle - Accessory of iOS device
1813270
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
\n This project, I design schematic,PCB layout, and do firmware.
PCB Design: IR Dongle - Accessory of iOS device
1772856
In 2006, I completed this training course.
High Speed PCB Design Certificate by Cadence
1772739
This is one of my PCB projects. I designed front to end:- Schematic design- PCB layout - BOM cost - Testing. PCBA in China. It is 6 layer PCB with iMx CPU, SRAM, LCD, Touch.
6 Layer PCB Design
This is one of my PCB projects. I designed front to end:- Schematic design- PCB layout - BOM cost - Testing. PCBA in China. It is 6 layer PCB with iMx CPU, SRAM, LCD, Touch.
6 Layer PCB Design

Reviews

Changes saved
Showing 1 - 5 out of 17 reviews
Filter reviews by:
5.0
$220.00 USD
PCB's ROUTING
Thank you for good work Tra, It was plesaure to meet and work with you.
PCB Layout
B
Flag of Burel E.
@burelltd
•
8 years ago
5.0
$160.00 USD
PCB Layout -- 2
He was nice. I've worked with him several times. I want to work with him again.
PCB Layout
T
Flag of Hyungyu K.
@twogh
•
8 years ago
5.0
$100.00 USD
PCB Layout
I want to work with him again. He is excellent!!
PCB Layout
T
Flag of Hyungyu K.
@twogh
•
8 years ago
5.0
$600.00 USD
Altium layout
I want to work with him again.
CAD/CAM
Manufacturing Design
T
Flag of Hyungyu K.
@twogh
•
8 years ago
5.0
$135.00 USD
Add Beaglebone Black to existing PCB - ongoing work
Tra did a fantastic job on this project. I plan to hire him again for additional work.
Electrical Engineering
PCB Layout
J
Flag of Jason J.
@jasoncjones
•
8 years ago

Experience

Embedded Firmware and Hardware Design

SamsonVn
Jul 2007 - Present
My job is design hardware, do BOM cost, prototype board, find source supply components and firmware programming.

Education

Bachelor - Honor Program

Dai hoc Quôc Gia Tp. Hô Chí Minh, Vietnam 2003 - 2007
(4 years)

Qualifications

High Speed PCB Design Certificate by Cadence

Cadence
2006

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Log in to discuss any details over chat.

Verifications

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Certifications

us_eng_1.png US English 1 78%

Top Skills

PCB Layout 15
Electronics 8
Circuit Design 6
Electrical Engineering 5
Engineering 3

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