Top Serial Port Interfacing freelancers

13 freelancers list Serial Port Interfacing on Upwork.

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Showing 13 of 13Data updated Nov 7

# Freelancer		SinceMember since
Zeshan A. 🇵🇰🇵🇰 Device Integration Developer \| C#/.NET, APIs \| Serial, USB, TCP/IP	$8k↑ 3%	May 2010May 15, 2010
Omer Faruk E. 🇹🇷🇹🇷 PCB Design Engineer, Professional Hardware Designer, Altium Educater	$2k↓ 8%	Jun 2023Jun 5, 2023
Davor S. 🇭🇷🇭🇷 Android native Java/Kotlin/C++/NDK/JNI programmer	$1k↑ 8%	May 2015May 27, 2015
4 Chandra Prakash B. 🇳🇵Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇳🇵 Lab Instrument Interfacing Specialist \| HL7, ASTM, LIS & Lab Analyzers	≈$776–	Jan 2022Jan 7, 2022
5 Yevhen V. 🇵🇱🇵🇱 Expert C++ \| Desktop \| Backend \| Qt \| Firmware \| STM32 \| ThreadX \| LTE	$670↑ 43%	Jan 2015Jan 5, 2015
6 Jeremy B. 🇺🇸🇺🇸 Embedded Systems Developer \| Raspberry Pi, ESP32, Arduino	$369↓ 31%	Apr 2026Apr 11, 2026
7 Sergey S. 🇦🇲🇦🇲 Commercial Electronics (Firmware, Hardware, PCB) Development & Product	$176↓ 12%	Jan 2021Jan 25, 2021
8 Dmytro S. 🇺🇦🇺🇦 Qt/Qml/C++ Software Developer	$45↓ 4%	Jan 2021Jan 6, 2021
9 Farhan Zafar K. 🇵🇰🇵🇰 R&D Product Developer \| Embedded Expert \| IOT \| HW & SW Expert	$8↓ 1%	Sep 2024Sep 20, 2024
10 Tejas P. 🇮🇳🇮🇳 Embedded Engineer	$0–	Jul 2015Jul 5, 2015

Freelancer	MRR	Member since
11 Jeffrey L. 🇵🇭🇵🇭 Full-stack Unity Developer	$0–	Feb 2014Feb 7, 2014
12 Subhodeep B. 🇮🇳🇮🇳 Windows Desktop App Developer \| C# .Net, Plugins \| Serial, USB, TCP/IP	$0–	Jan 2017Jan 14, 2017
13 Hardik J. 🇺🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.🇺🇸 Senior Embedded & Full-Stack Engineer \| Raspberry Pi, Python, API, IoT	≈$0–	Sep 2022Sep 25, 2022

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