I will design cm4, cm5, esp32, stm32, arduino, raspberry pi, and nrf52

Professional PCB Design and Layout in Kicad, Altium Designer.

Hi, Im David Pham, a hardware and firmware professional with 8+ years of experience. I specialize in schematic design, PCB layout, and embedded systems, delivering reliable and high-performance solutions tailored to your needs.

Key Expertise:

• PCB design & layout (KiCad, Altium)
• High-density boards (12 layers) with DDR3/DDR4, PCIe, Gigabit Ethernet
• Impedance-controlled & miniaturized PCBs for IoT/wearables
• Manufacturing files (Gerber, ODB++), BOM optimization, IPC-compliant footprints
• Board-level testing, debugging, validation plans

Skills & Tools:

• CAD: KiCad, Altium, OrCAD, Eagle
• Firmware: C/C++ for STM32, ESP32, nRF52, Arduino, Raspberry Pi
• Protocols: USB, UART, I2C, SPI, CAN, Ethernet
• Wireless: WiFi, BLE, LoRa, ZigBee, UWB, NFC
• Power conversion: Buck, Boost, Flyback

Applications: IoT devices, RF systems, power supplies, signal processing, multi-CPU boards.

Every project is unique, and the listed packages are general estimates. Please reach out for personalized consultancy or a quote tailored to your specific needs. Together, we can turn your vision into reality and achieve exceptional results.