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$10 USD / hour
Flag of VNFlag of VN
can tho city,
vietnam
$10 USD / hour
It's currently 1:14 AM here
Joined August 2, 2014
0 Recommendations

Trieu L.

@leetrieu

5.0
(1 review)
5.0
(1 review)
2.9
2.9
$10 USD / hour
Flag of VNFlag of VN
can tho city,
vietnam
$10 USD / hour
100%
Jobs Completed
100%
On Budget
100%
On Time
N/A
Repeat Hire Rate

Firmware Developer

Hi, I have many years of experience about IoT projects. Skilled in Internet of Things, Embedded Systems, Linux, Research, and Full-stack develop. Senior firmware engineer with many years of experience working in development and design many of IoTs projects. * Strong skills: + Good knowledge and experience with many of programming languages: C/C++/C#/Python + Strong experience in embedded system development + Experience with many types of MCU and embedded KIT: ARM, MSP430, Espressif chip, Atmega, Raspberry Pi, Odroid, Intel Galileo, Beaglebone, etc + Knowledge many of hardware interface protocol: UART, I2C, SPI, 1-Wire, RS232, RS485, USB, etc + Working with many of software protocol: TCP/IP, HTTP, NTP, FTP, MQTT, etc + Good experience in hardware technology: GSM, GPS, RF, Bluetooth, WIFI, NB-IOT, Sigfox, Lora, etc * Other skills: + Backend: Nodejs, php, MongoDB, etc + Frontend: JavaScript, html, AngularJS, jQuery, etc + Mobile app: Android studio, Cross platform
Freelancer
Microcontroller Developers
Vietnam

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Portfolio Items

Automatic bore pump monitoring and control system, the system supports the status of the water level buoys to automatically turn the pump on or off, collect temperature, humidity, and light sensor data send to the database. The data can be easily tracked and monitored remotely via the website.
Smart Bore Pump System
Automatic bore pump monitoring and control system, the system supports the status of the water level buoys to automatically turn the pump on or off, collect temperature, humidity, and light sensor data send to the database. The data can be easily tracked and monitored remotely via the website.
Smart Bore Pump System
Automatic bore pump monitoring and control system, the system supports the status of the water level buoys to automatically turn the pump on or off, collect temperature, humidity, and light sensor data send to the database. The data can be easily tracked and monitored remotely via the website.
Smart Bore Pump System
Automatic bore pump monitoring and control system, the system supports the status of the water level buoys to automatically turn the pump on or off, collect temperature, humidity, and light sensor data send to the database. The data can be easily tracked and monitored remotely via the website.
Smart Bore Pump System
Automatic bore pump monitoring and control system, the system supports the status of the water level buoys to automatically turn the pump on or off, collect temperature, humidity, and light sensor data send to the database. The data can be easily tracked and monitored remotely via the website.
Smart Bore Pump System
IMPLEMENTING ZIGBEE WIRELESS SENSOR NETWORK
https://www.youtube.com/watch?v=rZg5vv-ju2g
Simple wall clock uses WS2812B and ESP8266.
Beautiful and colorful RGB digital clock with in 60 LED on the border, dimmable, many effects.
[ESP8266] Digital RGB Clock
https://www.youtube.com/watch?v=iFTAqB_F-3Q

Shopping link: http://evassmat.com/7749162/aneng-q1
Unboxing and quick test of the low cost $25 ANENG Q1 Multimeter. 
ANENG Q1 True-RMS Digital Multimeter Button 9999 Counts with Analog Bar Graph XI
Specification:
Brand Name: ANENG
Model Number: Q1
Operating Temperature: 0 - 40 ℃
Operating Humidity: ≤75%RH
Storage Condition: -20~60℃
Storage Humidity: ≤80%RH
DIY Supplies: Electrical
Operating Mode: Auto/Manual Ranging
Measuring Inductance Range: no
Measuring Temperature Range:  -20~1000 C/-4F-1832F  
Measuring Capacitance Range: 9.99nF/99.99nF/999.9nF/9.99uF/99.99uF/999.9uF/9.999MF
Measuring Voltage Range: 999.9mV/9.999V/99.99V/999.9V
Measuring Current Range:999.9uA/99.99uA/999.9mA/10A
Measuring Resistance Range: 99.99/999.9/9.999k/99.99k/999.9K/9.999M/99.99M Ohm
Frequency: 99.99Hz/999.9Hz/9.999KHz/99.99KHz/999.9KHz/5MHz
Display Type: Digital Display
Diode Test: Yes
Continuity: Yes
Duty Cycle: 1%-99%
Sample Rate: 3 times per second
Power: 2 *
ANENG Q1 - Unboxing and Quick Test
https://www.youtube.com/watch?v=MCofPoglqKo
Update version: https://youtu.be/7oKGh5V9ZdE
✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯
✜ Source code: 
https://lethanhtrieu.wordpress.com/20...
✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯✯
Hi guys, in this video i will show you how to send data from ESP8266 using Arduino IDE in order to send data into Google Drive or Google Spreadsheet without using the third-party services such as Pushingbox, Xively, Thingspeak, etc. The latest version and full source code you also get from here: https://youtu.be/7oKGh5V9ZdE
How to send data from ESP8266 to Google Drive ?
https://www.youtube.com/watch?v=9WpQcjcxHVY

This video show you how to install software and programming Arduino (Arduino, ESP8266, ESP32,...) on the Visual Studio Code by using PlatformIO.
Homepage: https://platformio.org/
How to programming Arduino on Visual Studio Code ?

Reviews

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Showing 1 - 1 out of 1 reviews
Filter reviews by: 5.0
$380.00 AUD
Absolutely fantastic to work with - knows his stuff and more! Made suggestions to enhance the project which was well received.
Microcontroller
C++ Programming
Arduino
User Avatar
Flag of AU Mark G. @markrg
8 months ago

Experience

Firmware Team Leader

Technology Company
Apr 2015 - Present
Researching and Development many of IoT projects. Senior firmware engineer with many years of experience working in development and design many of IoTs projects.

Education

Computer Engineering

Truòng Dai hoc Cân-Tho, Vietnam 2010 - 2015
(5 years)

Qualifications

The University Certificate

Can Tho University
2015
An engineer degree in computer engineering granted by Can Tho University

Publications

Wireless sensor networks and satellite simulation

Scientific Journal of Can Tho University
Wireless sensor networks and satellite simulation. 7th EAI International Conference on Wireless and Satellite Systems (WiSATS 2015), July 6–7 2015, Bradford, United Kingdom. Journal: Science Conference on Information Technology and Communication 2015, University of Information and Communication, Nha Trang, 18/12/2015

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Top Skills

Arduino
1
Microcontroller
1
C++ Programming
1
Embedded Software
C Programming

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