
Daniel B
pcb design and embedded firmware developement expert
Compétences

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Expérience professionnelle
freelance Electronics Design Consultant
Fiverr • Freelance
May 2021 - Present • 5 yrs 2 mos
Designed ultra-compact multilayer wearable PCBs with rigid flex technology Developed smartwatch and fitness tracker hardware using BLE SoCs Integrated biomedical sensors including ECG, PPG, SpO₂, temperature, IMU, and bioimpedance sensors Designed low-power battery charging and power management systems Performed RF layout optimization for Bluetooth, Wi-Fi, NFC, and GPS modules Developed embedded hardware around Nordic nRF52, ESP32, STM32, and Dialog chipsets Created manufacturing-ready Gerber, BOM, Pick & Place, Assembly drawings, and fabrication packages Conducted DFM, DFT, EMI/EMC, and signal integrity optimization Collaborated with firmware developers and mechanical engineers to ensure seamless product integration Technical Expertise