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STM32 Experts in Berlin

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Hire experts who design firmware, configure STM32Cube tools and bring connected, low-power devices from prototype to production. FRATCH matches you quickly with vetted, available freelancers whose skills fit your technical needs.

Meet FRATCH Experts in Berlin, who have recently used STM32

Verified expert

Mario J.

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Architect / Developer

Berlin
Mario J.

Last position:

Architect / Developer at handyhase

  • Overhaul of the entire design and implementation of new UI/UX aspects using React
  • Planning of the software architecture and structuring of the project for long-term scalability using Git for version control
Verified expert

Peter K.

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Hardware and Software Developer / Project Manager

Berlin
Peter K.

Last position:

Hardware and Software Developer / Project Manager at Anonymer Kunde

  • Development of control units for the automotive industry incl. embedded software
  • CAN bus, Vector Tools, CANoe
  • Support of the development process according to ISO 26262
  • Ensuring cyber security standards:
  • Key exchange (PKI) between vehicle and control units
  • Hardware Security Module (HSM)
  • Communication with external service providers (international)
  • Development (PCB) of measuring adapters, statistical analysis of sensors
  • IoT and embedded software development, backend administration
Verified expert

Anuja C.

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Embedded Software Engineer

Berlin
Anuja C.

Last position:

Embedded Software Engineer at Digital Core Technology

  • Designed and implemented embedded firmware in C/C++ for ARM-based microcontrollers and SoCs (STM32, NXP, Infineon)
  • Worked across bare-metal, FreeRTOS, and Embedded Linux environments, contributing to BSP-level functionality, driver bring-up, and system integration
  • Built, configured, and validated Embedded Linux systems using Yocto, including image build, boot validation, and runtime debugging
  • Developed and executed unit, integration, and system-level tests, including HIL and SIL test scenarios on real hardware and simulated environments
  • Created Python and Bash scripts to automate build, test execution, simulation runs, and reporting within CI/CD pipelines (Jenkins, GitLab CI)
  • Designed test cases from software and system-level requirements, covering normal operation, edge cases, and failure scenarios
  • Performed low-level debugging using JTAG/GDB, analyzing boot issues, timing problems, interrupts, and peripheral behavior
  • Developed and validated communication interfaces including UART, SPI, I2C, CAN using logs and external measurement tools
  • Used simulation and virtual test environments to validate software behavior prior to hardware availability
  • Read and interpreted hardware schematics to understand signal routing, pin multiplexing, and peripheral connections
  • Supported PCB design and review activities using Altium tool, assisting with component selection, pin mapping, and bring-up readiness
  • Collaborated with cross-functional hardware, firmware, and system teams to clarify requirements, document assumptions, and improve overall test coverage
  • Developed web interfaces using HTML, CSS, and JavaScript (ES6) and basic REST API development with Node.js
  • Experience testing web applications and building UI automation frameworks using Selenium WebDriver
Verified expert

Mostafa S.

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Embedded Firmware Engineer

Berlin
Mostafa S.

Last position:

Embedded Firmware Engineer at Esko-Graphics Imaging GmbH

  • FPGA code conversion from AHDL to Verilog and SystemVerilog (Altera Cyclone)
  • IDE: Intel Quartus Prime (Altera)
  • Code simulation: QuestaSim
  • Timing analysis
Verified expert

Varsha S.

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Embedded Engineer (Working Student)

Berlin
Varsha S.

Last position:

Embedded Engineer (Working Student) at Lautsprecher Teufel GmbH

  • Proficient in using JIRA for sprint planning, bug reporting, and task management.
  • Modified and enhanced embedded C/C++ firmware code on STM32, ESP32 and ARM-based MCUs and SoCs.
  • Debugged and fixed embedded software issues; managed code with Git/GitLab (commits, merge requests, reviews).
  • Created and maintained test cases and test plans using Testmo.
  • Debugged and validated firmware builds; provided detailed bug reports.
  • Executed manual tests across development stages.
  • Familiar with RTOS concepts and implementation, including task scheduling and interprocess communication for real-time embedded systems.
  • Managed planning and execution of acceptance and regression testing.
  • Supported mobile app and system-level testing for audio streaming device.
  • Tested communication protocols (HTTP, I2C, SPI, UART) and API interactions.
  • Used terminal tools and SSH to debug embedded Linux systems.
Verified expert

Mario E.

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Developer and Consultant

Berlin
Mario E.

Last position:

Developer and Consultant at Freelancer

Discover over 15,000 top freelancers

Statistics of experts using STM32

Aggregated from the professional profiles of matched freelancers.

Experience

22 years (Germany: 20 years)

STM32 experts in Berlin have 22 years of professional experience on average. It is 2 years more than in Germany, where the average stands at 20 years.

Position duration

2.4 years (Germany: 3.2 years)

STM32 experts in Berlin stay in a single position for 2.4 years on average. It is 0.8 years less than in Germany, where the average stands at 3.2 years.

Positions per freelancer

16 (Germany: 13)

STM32 experts in Berlin have completed 16 positions on average over the course of their careers. It is 3 more than in Germany, where the average stands at 13.

Top business areas

Product Development, Information Technology, Quality Assurance

STM32 experts in Berlin have gathered most of their hands-on project experience in Product Development, Information Technology, and Quality Assurance.

Top industries

Information Technology, Energy, Manufacturing

STM32 experts in Berlin are most in demand in Information Technology, Energy, and Manufacturing.

Certification focus areas

Information Technology, Logistics, Product Development

STM32 experts in Berlin earn their certifications most often in Information Technology, Logistics, and Product Development.

Bachelor's degree or higher

100% (Germany: 95%)

100% of STM32 experts in Berlin hold at least a Bachelor's degree. It is 5% higher than in Germany, where the rate stands at 95%.

Master's degree or higher

83% (Germany: 73%)

83% of STM32 experts in Berlin hold at least a Master's degree. It is 10% higher than in Germany, where the rate stands at 73%.

Doctorate

17% (Germany: 9%)

17% of STM32 experts in Berlin have a doctorate (PhD). It is 8% higher than in Germany, where the rate stands at 9%.

Certifications per freelancer

1

STM32 experts in Berlin hold 1 professional certification on average.

Most common languages

German, English, Spanish

STM32 experts in Berlin most often speak German, English, and Spanish.

Speak two or more languages

100% (Germany: 98%)

100% of STM32 experts in Berlin speak two or more languages. It is 2% higher than in Germany, where the rate stands at 98%.

Based on our profile pool as of 29 Oct 2026.

Daily rate distribution

0% 25% 50% 75% 100%
67% of STM32 experts in Berlin charge less than €800 per day.
17% of STM32 experts in Berlin charge between €800 and €1200 per day.
17% of STM32 experts in Berlin charge €1600 or more per day.
<€800 €800-​1200 €1600+

The chart shows how the daily rates of experts in this technology in Berlin are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.

Average rates of experts in Berlin using STM32

Rates are based on recent contracts and do not include FRATCH margin.

800
600
400
200
Rate comparison chart
Daily rate avg. 746 €
Germany avg. 715 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

800
600
400
200
Rate comparison chart
Median rate 736 €
Germany median 720 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

STM32 experts industry focus

See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.

  • Information Technology (100%)
  • Energy (71%)
  • Manufacturing (71%)
  • Automotive (57%)
  • Healthcare (57%)
  • Education (43%)
  • Telecommunication (43%)
  • Professional Services (29%)

Please note that freelancers can work across multiple industries, so percentages overlap.

About the technology

What STM32 is

STM32 is a family of 32-bit microcontrollers from STMicroelectronics, built around Arm Cortex-M cores. Companies use STM32 microcontrollers to control sensors, motors, displays, communications and power systems in embedded products. The family spans efficient entry-level devices and high-performance chips for demanding real-time workloads.

Where it is used

STM32 appears in products that need predictable timing, low power use and direct hardware control. Common applications include:

  • Industrial controllers and measurement devices
  • Medical and laboratory equipment
  • Robotics, motor control and smart appliances
  • Automotive modules and connected sensors
  • Wearables and battery-powered electronics

Ecosystem and tooling

Strong STM32 professionals work with STM32CubeMX for device configuration and STM32CubeIDE for project development and debugging. They may also use STM32CubeProgrammer, HAL and LL libraries, CMSIS, FreeRTOS, Zephyr, GNU Arm tooling and vendor or custom board-support packages. Hardware bring-up often includes JTAG or SWD probes, oscilloscopes and logic analyzers.

When companies need expertise

Freelance support is useful when a team must move from a schematic or evaluation board to stable firmware. It can also help when an existing product has timing faults, power problems, bootloader issues or difficult field updates. In Berlin, on-site collaboration can support lab testing, while remote work suits firmware, review and documentation tasks when hardware access is organized.

Typical deliverables

An STM32 specialist may deliver a board bring-up, peripheral drivers, control loops, communication firmware or a production-ready update process. Related work includes CAN, USB, UART, SPI, I2C, Ethernet, Bluetooth or Wi-Fi integration, depending on the selected device and external components. Good documentation makes the result maintainable by the wider team.

What strong specialists bring

Quality depends on more than writing C code. Experienced professionals read schematics, understand datasheets and reference manuals, validate behavior with instruments and design for fault handling, secure boot and recovery. They define clear interfaces between firmware and hardware, test timing and memory use, and explain trade-offs across the STM32 family. German or English communication may be relevant for teams working in Berlin.

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Frequently asked questions

Quick answers to the questions that come up most around STM32.

STM32 microcontrollers control embedded devices where real-time response, low power use and reliable peripheral access matter. They run firmware for sensors, motor systems, industrial equipment, medical instruments, consumer products and connected devices.

STM32 offers a broad range of microcontrollers, detailed peripheral control and strong options for production firmware. Arduino is often chosen for simpler prototyping, while ESP32 is attractive when integrated Wi-Fi or Bluetooth is central; the right choice depends on performance, power, connectivity and certification needs.

An STM32 specialist should often understand embedded C, debugging, electronics, reading schematics and real-time design. Useful adjacent skills include FreeRTOS or Zephyr, CAN, USB, wireless modules, bootloaders, hardware-in-the-loop testing and production programming.

The required background depends on the scope. A simple peripheral integration may suit a professional familiar with the selected chip and board, while safety-sensitive control, low-power optimization or a production migration calls for deeper experience with STM32 hardware, testing and failure recovery.

STM32 firmware can often be developed remotely when the specialist has reliable access to boards, logs, test equipment or a hardware lab. On-site sessions in Berlin are valuable for board bring-up, intermittent electrical faults and tests that cannot be reproduced through a shared setup.

Ask for examples of shipped embedded products, not only tutorial or evaluation-board work. Check whether the professional can explain interrupt design, clock configuration, memory constraints, debugging methods and how firmware was tested on real STM32 hardware.

STM32CubeMX and STM32CubeIDE are common for configuration, project setup, coding and debugging. Depending on the project, specialists also use STM32CubeProgrammer, HAL or LL libraries, CMSIS, FreeRTOS, Zephyr, vendor SDKs and SWD or JTAG tools.

High-quality STM32 firmware is predictable, testable and recoverable under faults. Review its timing behavior, power profile, watchdog and boot strategy, boundary checks, hardware abstraction, automated tests, documentation and performance on the actual target board.

The average hourly rate of freelancers in Berlin, Germany who have used STM32 in their recent projects is 93 €, which corresponds to a daily rate of about 746 € based on an 8-hour working day.

Of the freelancers in Berlin, Germany who have used STM32 in their recent projects, 100% hold at least a Bachelor's degree, 83% hold at least a Master's degree, and 17% hold a doctorate.

On average, freelancers in Berlin, Germany who have used STM32 in their recent projects have 22 years of professional experience, with a single engagement typically lasting around 2.4 years.

The most common languages among freelancers in Berlin, Germany who have used STM32 in their recent projects are German (100%), English (100%), and Spanish (29%).

The most common industries among freelancers in Berlin, Germany who have used STM32 in their recent projects are Information Technology (100%), Energy (71%), and Manufacturing (71%).

The most common business areas among freelancers in Berlin, Germany who have used STM32 in their recent projects are Product Development (100%), Information Technology (86%), and Quality Assurance (86%).

Main locations of FRATCH Experts, who have recently used STM32

Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.

Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg

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