I’m an experienced over 10 years PCB and Embedded Systems Engineer specializing in hardware–firmware integration, RF design,ESP32 ,STM32,Altium,KiCAD and IoT product development. Electrical and Embedded Systems Engineer with over 10 years of experience in PCB design, embedded firmware development, and hardware system integration. Proven expertise in ESP32, STM32, Arduino, MATLAB, and Altium Designer. Strong background in delivering production‑ready designs for IoT, automation, and industrial applications.
Core Skills
- Embedded Systems (ESP32, STM32, Arduino)
- PCB Design – Altium, KiCad
- Firmware Development (C/C++)
- MATLAB / Simulink / LabVIEW
- Communication Protocols: UART, SPI, I2C, CAN
- IoT Systems & Sensors
- Hardware Debugging & Testing
- Power Electronics & Control Systems
My focus is on precision, efficiency, and reliability from concept to prototype.
I specialize in transforming ideas into reliable, production-ready electronic systems from schematic to firmware to prototype.
💡 Core Expertise
🔹 PCB Design & Hardware Development
Expert in Altium Designer, KiCad, Eagle, and EasyEDA
High-speed multilayer PCB design with analog/digital mixed-signal precision
Proven experience with BMS boards, IoT devices, RF modules, and motor drivers
Emphasis on EMC compliance, low-noise layout, and manufacturability
🔹 Embedded Systems & Firmware Engineering
Proficient in C/C++, FreeRTOS, and bare-metal programming
Platforms: STM32, ESP32, PIC, Arduino, nRF52, Raspberry Pi
Integration of sensors, actuators, communication interfaces, and wireless modules
Focused on power optimization, real-time control, and efficient resource use
🔹 RF, IoT, Raspeberry PI & Wireless Communication
Skilled in Wi-Fi, BLE, Zigbee, LoRa, and custom RF design
PCB antenna tuning and matching network design
Cloud & data integration via MQTT, HTTP/HTTPS, and Python automation
🧠 Secondary Expertise
🔸 Simulation & Modeling
MATLAB/Simulink for control, signal processing, and dynamic systems
LTSpice, Multisim, Proteus for analog/digital circuit simulation
🔸 Test, Measurement & Automation
LabVIEW NI for data acquisition, visualization, and industrial automation
Real-time system design, test bench automation, and measurement control
🎯 Why Choose Me
✔ Master’s-level expertise in Embedded & Electronics Design
✔ Cross-domain proficiency: Hardware + Firmware + RF
✔ Precise documentation — schematics, BOM, and Gerber files
✔ Fast communication, full confidentiality, and milestone-based delivery
✔ Free post-project support for long-term client satisfaction
Let’s turn your concept into a powerful, real-world product with precision, reliability, and innovation.
Best regards,
Engr. Muhammad Usman
PCB | Embedded | RF | IoT | MATLAB | LabVIEW|ESP32|STM32
PCB Design
Electrical Engineering
MATLAB
Simulink
AutoCAD HVAC Loads Calculations
Multilayer PCB
ESP32
ESP8266
STM32
STM32F4
Embedded System
Arduino Firmware
LabVIEW
Autodesk AutoCAD
Electrical Layout Design
Saad Z.
Karachi, Pakistan
$5/hr
5.0
4 jobs
I am an experienced Embedded Systems and IoT Developer with a strong background in ELECTRONICS and C++ programming, specializing in end-to-end development of automation and connected device solutions. I have hands-on expertise working with a wide range of microcontrollers and platforms including Arduino, ESP32, Nordic (nRF series), PIC, and Atmel (AVR, SAM).
My skill set spans both hardware and software, allowing me to take projects from concept to prototype and production. This includes schematic design, PCB layout and firmware development, and integration of sensors and communication protocols like BLE, Wi-Fi, LoRa, Zigbee, UART, I2C, and SPI.
I focus on building efficient, low-power, and reliable solutions for home automation, industrial control, wireless communication, and IoT applications. Whether it's developing custom firmware, designing PCBs, or creating scalable IoT systems, I deliver high-quality and well-documented results
PCB Design
Circuit Design
Electrical Engineering
Engineering & Architecture
Multilayer PCB
Microcontroller
EasyEDA
Simulation Game
Arduino IDE
NI Multisim
Embedded System
Hardware Design
Schematic Capture
Abdullah M.
Karachi, Pakistan
$35/hr
4.7
14 jobs
Hi, I'm Abdullah. Transforming complex tech ideas into market-ready products is my forte. With 9 years of hands-on experience, I offer end-to-end expertise in advanced PCB design, rapid prototyping, and robust firmware development for IoT, robotics, and ultra-low power applications. My background as a startup team leader ensures a product-centric vision and accelerated project/ MVP delivery.
A Glimpse of My Technical Arsenal:
- PCB Schematic Design & PCB Layout
- Multilayer PCB Design & PCB Prototyping
- High-Speed PCB Design, Signal Integrity & Power Integrity
- Analog, Digital & Mixed-Signal PCB Design
- Rigid, Rigid-Flex & Power Electronics PCB Design
- EMI/EMC-Compliant PCB Design
- Component Selection, Derating & PCB Stack-Up Design
- PCB Design for Manufacturability (DFM), Design for Assembly (DFA) & Design for Testability (DFT)
- PCB Manufacturing Documentation (Gerber, ODB++, Drill Files & STEP Models)
- PCB Assembly Support, BOM Optimisation & Production Engineering
- PCB Hardware Security, Secure Boot, Firmware Protection & Secure Hardware Architecture
Embedded and System/Firmware Development:
- Embedded firmware in C, C++, Python, and Qt
- Hardware integration using UART, SPI, I2C, and USB protocols
- Robotics and automation using ROS/ROS2
- Experience in AGVs, AMRs, and 6-axis robotic systems
- BOM creation, somponent selection, and sourcing (DigiKey, Mouser, JLCPCB, LCSC, Farnell, Newark), Supply Chain Optimisation
My work complies with IPC, IEC, UL (USA), FCC (USA), CE (Europe), UKCA (UK), CSA (Canada), RCM (Australia/New Zealand), RoHS, REACH, SASO (Saudi Arabia), GSO (GCC), UAE regulatory requirements, and applicable EMI/EMC standards. Every product is designed to meet the regulatory, government, and industry specific requirements of your target market ensuring reliability, safety, compliance, and manufacturability.
I welcome your invitation to the job and look forward to turn your idea into a practical, reliable solution, from concept to circuit, from design to reality!
PCB Design
Electronics
Altium Designer
Eagle
Electrical Engineering
Electronic Design
KiCad
Multilayer PCB
CAD
Embedded System
STM32
Engineering & Architecture
Electrical Design
Arduino
Arduino IDE
Arduino Firmware
Robot Operating System
Wearable Technology
Prototyping
Hardware Design
Faizan H.
Karachi, Pakistan
$50/hr
4.9
192 jobs
Passionate about designing Embedded devices, power electronics, battery operated systems, Raspberry Pi HATs, Arduino Shields.
I turn your ideas into market ready products.
Expertise in KiCAD, Eagle, Altium and EasyEDA.
I have fully functional electronics lab where I offer prototype testing services.
I can manage production runs from any PCB manufacturer.
On firmware side, I can program in Arduino IDE, stm32Cube IDE and others...
Extensive experience with PLCs like Siemens, Fatek, Click, Do More.
With customer satisfaction a priority.
I let my work profile speak for myself. Proudly boost my top rated status and 100% happy clients...
PCB Design
Eagle
Electrical Engineering
Electronic Design
KiCad
PLC Programming
Arduino
Analog Electronics
Embedded System
Schematic
Multilayer PCB
EasyEDA
STM32
ESP32
Raspberry Pi
Abdurrahman M.
Karachi, Pakistan
$20/hr
5.0
2 jobs
PCB Designer and Embedded Hardware Engineer with hands-on experience with STM32, ESP32, SAMD21, and ATMEGA architectures and IoT product development, along with firmware development. I design PCBs in KiCad and Altium with full JLCPCB and PCBway production support.
I will turn your ideas into a real, manufacturable product or a hobbyist project by providing professional-level PCB layouts, schematic designs, BOMs, pick-and-place files, and even enclosure STL or STEP files.
Services I provide:
PCB design for ESP32, STM32, ATMEGA, or any ARM-based architecture system
Schematic design and multilayer PCB layout in Altium and KiCad
IoT hardware design with sensors, power management, and connectivity
Design for manufacturing and JLCPCB- and PCBway-ready Gerbers
Hardware debugging and prototype improvement
PCB review services
Enclosure design in FUSION360
I focus on practical engineering, not just producing design files. My goal is to deliver PCBs that work reliably in real hardware, are easy to manufacture, and are optimized for cost, performance, and long-term reliability. Whether you're building an IoT device, embedded system, or custom electronic product, I can help take your idea from concept to a production-ready prototype efficiently.
PCB Design
Altium Designer
Circuit Design
Electrical Engineering
KiCad
Arduino IDE
Arduino Firmware
STM32
Multilayer PCB
ESP32
Schematic
Embedded System
Ovais I.
Karachi, Pakistan
$40/hr
4.7
9 jobs
I am electronics engineer and have build more than hundred electronics boards, most of which have been commercial products.
I will take you idea and transform it into real world product. All I need is some basic specification and intended application and then I can create a high level design document which will translate into properly annotated schematics and production-ready, cost optimised PCB design.
PCB Design
Eagle
Electrical Engineering
KiCad
Multilayer PCB
Raspberry Pi
Firmware
nRF52
Arduino
STM32
Electronic Circuit Design
EasyEDA
Schematic Capture
ESP32
PLC Programming
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