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andrew_john64

Andrew J

@andrew_john64

pcb design and firmware development expert

United Kingdom
English, German, Spanish
About me
I'm Andrew John, a PCB and embedded systems engineer specializing in wearable health devices, smartwatches, and fitness trackers. I design compact, low power, manufacturing ready hardware for medical, wellness, and IoT applications. My expertise includes PCB design, flexible and rigid-flex PCBs, BLE connectivity, sensor integration, battery management, firmware development, and prototype optimization. I deliver reliable, high quality solutions with clear communication, fast turnaround, and attention to detail.... Read more

Skills

a
andrew_john64
Andrew J
Offline • 

See my services

Printed Circuit Boards (PCB)
I will design wearable health devices, smartwatches, and fitness trackers
From$80 / projectMore details
Technical Support
I will design cisco network, infrastructure, routing, switching, vlan and firewall
From$45 / projectMore details

Work experience

Fiverr

Embedded Systems & PCB Design Engineer

Fiverr • Freelance

Feb 2021 - Present • 5 yrs 5 mos

Designed custom PCBs for wearable medical and IoT healthcare devices. Created schematic designs, multilayer PCB layouts, and prototype hardware. Selected electronic components based on power consumption, cost, and reliability. Performed signal integrity, EMC, and thermal analysis for wearable electronics. Conducted hardware validation, debugging, and product testing. Supported prototype assembly, manufacturing, and production release.