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heinrich jakob
@heinrich_jakob
PCB Design, Reverse Engineering, IoT ESP32 STM32 and hardware Product CAD Expert
Spain
German, English, Spanish, French
About me
I help engineers, startups, and hardware teams turn ideas into working electronic systems through PCB design, PCB reverse engineering, IoT hardware, and product CAD. My focus includes ESP32, STM32, sensor systems, and Bluetooth-based devices, ensuring designs are practical and manufacturing-ready. I handle PCB reverse engineering, schematic reconstruction, Gerber recreation, BOM rebuilding, circuit redesign, IoT PCB layout, and enclosure design for electronics. If you need support with PCB or product development, feel free to message before ordering so we can align on your project needs.
Skills
heinrich jakob
Offline •
See my services
Printed Circuit Boards (PCB)
I will fix pcb design, schematic, gerber, altium errors and pcb redesign for pcb repair
Full Design Process
I will design consumer electronics enclosure, product cad and injection mold ready cads
Work experience
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Product Design & Embedded Systems Engineer
Fiverr • Freelance
Sep 2025 - Present • 9 mos
Provided product CAD and electronic design support for hardware startups, focusing on enclosure design, injection mold-ready CAD, and IoT device integration. Delivered complete development support from concept sketches to manufacturing-ready designs, including PCB reverse engineering, schematic reconstruction, and product prototyping for consumer electronics.
PCB Design & Hardware Engineer
Upwork • Freelance
Dec 2024 - Present • 1 yr 6 mos
Worked on PCB design and development for IoT and consumer electronics projects, including ESP32 and STM32-based systems. Handled PCB layout, schematic design, Gerber file preparation, BOM creation, and circuit optimization for manufacturing readiness. Collaborated with startups and engineers to convert product ideas into functional and testable electronic prototypes.
