
STM32 Experts in Berlin
matched in minutes from over 15,000 CVsHire 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
Hendrik W.
Last position:
Software Test and Maintenance Support at Anton Paar ProveTec GmbH
- Adding/creating test specifications
- Performing regression tests
- Performing release tests
- Analyzing Jira tickets
- Identifying software defects and fixing them with C#
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
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
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
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
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.
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)

Position duration
2.4 years (Germany: 3.2 years)

Positions per freelancer
16 (Germany: 13)

Top business areas
Product Development, Information Technology, Quality Assurance

Top industries
Information Technology, Energy, Manufacturing

Certification focus areas
Information Technology, Logistics, Product Development
Bachelor's degree or higher
100% (Germany: 95%)
Master's degree or higher
83% (Germany: 73%)
Doctorate
17% (Germany: 9%)

Certifications per freelancer
1

Most common languages
German, English, Spanish

Speak two or more languages
100% (Germany: 98%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
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.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
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.
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.
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