Upwork home
Sign up
Project Catalog
DesignDesign
Video & AudioVideo & Audio
Development & ITDevelopment & IT
MarketingMarketing
Writing & TranslationWriting & Translation
MoreMore

You will get Arduino programmer | STM32 | ESP32 Firmware Raspberry PI | Schematic

Maxim G.Status: Offline
Maxim G. Maxim G.
5.0
Top Rated
Preview image

Let a pro handle the details

Buy Other Development & IT services from Maxim, priced and ready to go.
Maxim G.Status: Offline
Maxim G. Maxim G.
5.0
Top Rated
Preview image

Let a pro handle the details

Buy Other Development & IT services from Maxim, priced and ready to go.

Project details

Need an expert Arduino programmer or an Embedded Systems Engineer for your next hardware project?

I provide professional firmware development and schematic design services, helping you transform ideas into functional, production-ready prototypes. Whether you are building a simple automation tool on Arduino or a complex industrial IoT system using ESP32, STM32, or Raspberry Pi, I ensure your firmware is efficient, stable, and scalable.

What I offer in this project:

Custom Firmware Development: Clean and optimized code in Embedded C/C++, Python, and Arduino IDE.

Microcontroller Expertise: Deep experience with ESP32 (Wi-Fi/BLE), STM32 (Industrial/RTOS), and Arduino (Prototyping).

Schematic Design & Analysis: Professional circuit design to ensure your hardware architecture is reliable and cost-effective.

System Integration: Connecting sensors, actuators, displays, and communication modules (MQTT, HTTP, LoRa).

Arduino programmer | STM32 ESP32 Firmware Raspberry PI | Arduino | Schematic | Embedded C | Microcontroller programming | Firmware | PCB Firmware | ESP32 firmware | Hardware design | Embedded Systems Engineer | Electronics engineer | Circuit designer |
Project Type
IT

What's included $49.99

These options are included with the project scope.

$49.99
  • Delivery Time 1 day
  • Number of Revisions 0
5.0
5 reviews
100% Complete
(5)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)

JW

Julius Farino W.
5.00
Jul 1, 2026
CBC_PCB Optimization and adjustment (V1 Prototype)

JW

Julius Farino W.
5.00
Jun 9, 2026
Review of CBC_PCB (Schematic and Routing) Had a great experience! The review was done quickly and with good quality.

OS

Ove S.
5.00
May 21, 2026
PCB Board EMI Review for CE Certification Great work and communication. Thank you very much!

OH

Octavian H.
5.00
Jul 27, 2024
Smart Plant Watering System with Arduino and Custom PCB Everything was great, Max and the team helped me assemble the prototype, and I'll be back later for the PCB.

MM

Marius M.
5.00
Jul 20, 2024
Freelance PCB Design Engineer / PCB Design for Wi-Fi Relay System Maxim was great at identifying what I didn't know I had to solve, so he's the real deal.
Maxim G.Status: Offline

About Maxim

Maxim G.Status: Offline
PCB Design | Embedded C | esp32 Firmware | Arduino | Hardware | KiCad
100% Job Success
5.0  (5 reviews)
Cherkasy, Ukraine - 2:11 pm local time
I am a Hardware Engineer with 6+ years of experience in PCB Design, Microcontroller Programming, and Embedded Systems development. I specialize in building robust Hardware solutions using ESP32, STM32, Arduino, and Raspberry Pi platforms. From initial Schematic capture in Altium or KiCad to final production-ready devices, I deliver high-performance electronics that work in the field.

Highlights:
- 100% Client success score
- 95% first-pass PCB success rate across 100+ boards
- Reduced BOM cost by 10–20% per unit through component optimization
- Designed and reviewed 100+ PCBs across IoT, industrial, and automotive sectors
- Firmware optimized on battery-powered ESP32 devices

📍 Core Services:
1. Professional PCB Design & Schematic Capture
- High-quality PCB Design delivery using industry-standard tools like Altium and KiCad.
- Schematic development and PCB Design for multilayer boards.
- Hardware Design focusing on DFM/DFA (Design for Manufacturing).
- Expertise as a PCB Designer in Altium Designer, KiCad PCB, and EasyEDA.
- PCB Design for PCB Audio, RF, and high-speed digital interfaces.
- Professional PCB Design and Circuit Designer services for Electronics projects.

2. Expert Microcontroller Programming & Firmware
- Expert Microcontroller Programming for diverse industrial and consumer platforms.
- Microcontroller Programming for ESP32, STM32, Arduino, and Raspberry Pi.
- Embedded Systems development using Embedded C and C language.
- Custom Firmware and Embedded Software for Embedded Systems IoT applications.
- Advanced Microcontroller Programming for ESP32 Firmware, STM32 HAL, and Arduino Programmer tasks.
- Embedded Systems and Microcontroller Programming for Robotics and Python-based logic.

3. Strategic Leadership & IoT Solutions
- I lead ARTAXE Electronics, a hardware engineering team. As CEO and Electronics Engineer, I ensure every Embedded Systems project is scalable and commercially viable.
- IoT architecture for ESP32 and Raspberry Pi systems.
- Embedded Systems Engineer services for Embedded Systems with long-range connectivity.
- Integration of Schematic designs with Antenna Design and PCB Firmware.
- Deployment of Embedded Systems for AgTech (PivotHawk) and industrial monitoring.

4. Mechanical Design & Enclosure Development
- Bridging the gap between an Electrical Engineer and a Mechanical Engineer.
- Mechanical Design using SolidWorks, AutoCAD, and CAD tools.
- Enclosure Design and Industrial Design for IP-rated devices.
- Professional Mechanical Design Engineer and Enclosure Designer support.
- Mechanical Designer services for custom Hardware housing.

Why Partner With Me❓
✅ Altium & KiCad Mastery: Expertise in Altium for high-end professional projects and KiCad for open-source flexibility. The workflow in Altium ensures precision, while KiCad provides cost-efficiency.
✅ Prototyping & Production: I don't just create a Schematic; I deliver a working device. From Arduino prototypes to STM32 production units.
✅ Comprehensive Hardware Support: Every Hardware project includes a thorough Schematic review and PCB Design Circuit Design validation.
✅ Reliable Microcontroller Programming: Providing Embedded Engineer grade code for ESP32, STM32, and Raspberry Pi nodes.

💡 Technical Toolkit:
✅ Software: Altium, KiCad, EagleCAD, EasyEDA, SolidWorks, AutoCAD.
✅ Platforms: ESP32, STM32, Arduino, Raspberry Pi, nRF52, i.MX8.
✅ Focus: Embedded Systems, IoT, PCB Design, Microcontroller Programming.

Ready to bring your hardware vision to life❓

From the initial Schematic stage to the final PCB Design and production support, I am dedicated to your project's success. Whether you need a simple prototype or a complex Hardware system, let's discuss how my expertise can drive your innovation forward.

❗ Click the "Message" or "Invite" button to start a conversation about your project today❗

Steps for completing your project

After purchasing the project, send requirements so Maxim can start the project.

Delivery time starts when Maxim receives requirements from you.

Maxim works on your project following the steps below.

Revisions may occur after the delivery date.

Consultation

Consultation

Review the work, release payment, and leave feedback to Maxim.