You will get your IoT-ready Embedded Systems project developed by a certified specialist
Project details
You’ll get custom Embedded Systems code professionally written for Raspberry Pi, ESP32, STM32, PIC, AVR, and other microcontrollers from the Embedded family. I offer scalable firmware development using Embedded C, optimized for low-power, real-time applications. Whether you need sensor integration, communication protocols (UART, SPI, I2C, BLE), or IoT-ready firmware with RTOS like FreeRTOS or bare-metal solutions, I deliver clean, reliable, and production-grade code. With deep experience across industrial automation, smart devices, and wireless embedded systems, I ensure precise functionality and long-term stability. Let’s bring your embedded vision to life — feel free to reach out!
What's included
| Service Tiers |
Starter
$50
|
Standard
$200
|
Advanced
$1,000
|
|---|---|---|---|
| Delivery Time | 7 days | 15 days | 28 days |
Number of Revisions | 2 | 2 | 2 |
Source Files |
About Rizwan
Embedded Systems Engineer | IoT Developer (ESP32, STM32, nRF, Pi)
Gojra, Pakistan - 5:21 am local time
Core Expertise & Technical Skills:
Microcontroller Programming & Development: ESP32, STM32, Nordic nRF series (nRF52/nRF53), Raspberry Pi, ARM Cortex-M, AVR, PIC — bare-metal programming and advanced configurations
Embedded C/C++ Firmware Development: Real-time optimized code for resource-constrained devices, low-power techniques (sleep modes, battery optimization), debugging, and optimization
PCB Design & Layout: Multilayer, high-speed, low-noise designs using Altium Designer, KiCAD, Eagle — complete from schematic capture to Gerber files and fabrication-ready prototypes
Sensor Integration & Processing: Temperature, pressure, motion, environmental sensors — including calibration, filtering, and real-time data acquisition
Communication Protocols & Wireless: UART, SPI, I2C, CAN Bus, USB, BLE (Bluetooth Low Energy), LoRaWAN, Zigbee, WiFi, Ethernet — expert in Nordic nRF BLE/Thread/Zigbee stacks
RTOS & Multitasking: FreeRTOS, Zephyr RTOS for real-time control, task management, and deterministic performance
IoT Architecture & Cloud Integration: MQTT, REST APIs, secure OTA (Over-The-Air) firmware updates, AWS IoT Core, Azure IoT Hub, Blynk, Ubidots
Embedded Linux Development: Custom builds, drivers, and applications for Raspberry Pi, BeagleBone, and other SBCs
Hardware-Software Co-Design: End-to-end development including EMI/EMC compliance, prototyping, testing, validation, and production handoff
Services I Provide on Upwork:
Full-cycle embedded product development: Proof-of-concept (POC) to production-ready devices
Custom firmware development, optimization, porting, and hard debugging (bare-metal or RTOS-based)
Professional PCB design, schematic capture, multilayer layout, and prototyping support
IoT device development with secure cloud connectivity, MQTT integration, and reliable OTA updates
Wireless sensor networks, real-time control systems, and protocol stack implementation (including Nordic nRF BLE/Thread)
Low-power battery-operated devices with advanced power management and energy harvesting
Complete system testing, validation, documentation, schematics, and BOM preparation
Industries I Serve:
Industrial Automation | Smart Agriculture | Wearables | Home Automation | Robotics | Automotive | Wireless Sensor Networks | Consumer Electronics
I deliver clean, maintainable, well-documented code and hardware that performs under real-world constraints. If you're looking for an experienced embedded systems engineer for ESP32, STM32, Nordic nRF, or Raspberry Pi firmware, professional PCB design, low-power IoT solutions, or complete product architecture — let's discuss your project. I'm ready to help bring your idea to life efficiently and reliably.
Steps for completing your project
After purchasing the project, send requirements so Rizwan can start the project.
Delivery time starts when Rizwan receives requirements from you.
Rizwan works on your project following the steps below.
Revisions may occur after the delivery date.
How you can hire me.
Please feel free to contact to discuss project and I will try to provide customised solution as per your requirement. I am always available for your help.