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Arduino
C Programming
Electronics
Microcontroller
Serial Peripheral Interface (SPI)
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$30 USD / hour
Flag of INDONESIA
yogyakarta, indonesia
$30 USD / hour
It's currently 7:00 PM here
Joined November 9, 2018
1 Recommendation

Ahmad E.

@edi45

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verified.svg
 5.0 (18 reviews)
5.0
5.0
84%
84%
$30 USD / hour
Flag of INDONESIA
yogyakarta, indonesia
$30 USD / hour
100%
Jobs Completed
100%
On Budget
100%
On Time
15%
Repeat Hire Rate

Electronic and Embedded System Engineer

Professional Embedded System Engineer with 9 years of experience on hardware and embedded software development. PCB Tools : - Altium - KiCAD - Eagle - EasyEDA Microcontroller : - AVR - STM32 - ESP8266 / ESP32 - NXP - Texas Instrument - Arduino - Raspberry / Banana / Orange Pi SBC Wireless Communication - NFC (MF classic, desfire, ultralight, NTAG424, NTAG213, NTAG21x, ICODE) implemented on payment, membership, access control with various NFC reader on desktop such as ACR122U, ACR120U, castle tech QP8000 to android custom reader - RFID short / long range - WiFi, Bluetooth, LoRa Wired Communication - UART, SPI, I2C, CAN, LIN, RS232, RS485 Protocol Data - MODBUS RTU / ASCII - HTTP, MQTT, TCP, UDP
Freelancer Arduino Engineers Indonesia
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Portfolio

11311078
IO Expansion for industrial control
IO Expansion
11311056
4 layer gas sensor monitoring PCB sending environmental data to AWS dashboard over WiFi, with very low power design that can reach 10nA sleep current
10nA Low Power Gas Monitoring Device
10152009
featuring monitoring worker's work flow, signed with RFID/NFC card and start counting the productivity, stored on postgreSQL database
Time tracking management system
10152003
Design Multi-Layer PCB for industrial application
PCB Design
Design Multi-Layer PCB for industrial application
PCB Design
Design Multi-Layer PCB for industrial application
PCB Design
10151999
featuring CANBUS to serial port (Teensy) using java
Car Enginer Monitoring
10151992
Monitoring BMS and Inverter for solar panel, powering RS485, RS232 and modbus RTU and cloud dashboard with MQTT communication
Raspberry Pi-GUI base
Monitoring BMS and Inverter for solar panel, powering RS485, RS232 and modbus RTU and cloud dashboard with MQTT communication
Raspberry Pi-GUI base
11311078
IO Expansion for industrial control
IO Expansion
11311056
4 layer gas sensor monitoring PCB sending environmental data to AWS dashboard over WiFi, with very low power design that can reach 10nA sleep current
10nA Low Power Gas Monitoring Device
10152009
featuring monitoring worker's work flow, signed with RFID/NFC card and start counting the productivity, stored on postgreSQL database
Time tracking management system
10152003
Design Multi-Layer PCB for industrial application
PCB Design
Design Multi-Layer PCB for industrial application
PCB Design
Design Multi-Layer PCB for industrial application
PCB Design
10151999
featuring CANBUS to serial port (Teensy) using java
Car Enginer Monitoring
10151992
Monitoring BMS and Inverter for solar panel, powering RS485, RS232 and modbus RTU and cloud dashboard with MQTT communication
Raspberry Pi-GUI base
Monitoring BMS and Inverter for solar panel, powering RS485, RS232 and modbus RTU and cloud dashboard with MQTT communication
Raspberry Pi-GUI base

Reviews

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Showing 1 - 5 out of 18 reviews
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5.0
$184.00 USD
Python with Qt designer Code update for exe creation -- 2
Ahmad E. was very keen on understanding requirements and completed the job on time and within budget.
Python
Software Architecture
C++ Programming
Arduino
Graphical User Interface (GUI)
S
Flag of Nilesh B.
@surietech
•
1 year ago
5.0
₹10,000.00 INR
Arduino Program for BMS with Temperature Sensor and Charger
They really knew what they talking about and were great to work with. This freelancer is awesome.
C Programming
Electronics
Microcontroller
Electrical Engineering
Arduino
M
Closed User
@milindra17
•
2 years ago
5.0
$780.00 USD
Project for Ahmad E. -- 2
Ahmed done a very good work to over come the challenge we face to encode NTAG chip. He also advice and recommend many other aspect of different cards and the advantage disadvatneges of there security aspects. looking forward to work more in other project related to card encoding and or RFID solution. thanks Ahmed
Automotive
Analog
ARM
Bill of Materials (BOM) Analysis
+1 more
O
Flag of One D.
@onedotcom
•
2 years ago
5.0
$35.00 USD
Python NFC read ACR 122U Data
Ahmad is very efficient, good communication, dedicate, with high skills on NFC technology!
Python
Linux
Software Architecture
Near Field Communication (NFC)
User Avatar
Flag of Allan J.
@AllanJonis
•
2 years ago
5.0
$105.00 USD
Analog data to CAN-Bus frames
Fast delivery and everything work from 1st connection. Recomended !!
C Programming
Electronics
Microcontroller
Electrical Engineering
Arduino
User Avatar
Flag of Krzysztof D.
@dvjcodec
•
2 years ago

Education

D3

Universitas Gajah Mada, Indonesia 2012 - 2015
(3 years)

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Top Skills

Arduino 14
Electronics 13
Microcontroller 12
C Programming 11
Serial Peripheral Interface (SPI) 7

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