c
cyao1234

Cyao

@cyao1234
5.0(1)

Electronics Engineer

Switzerland
English, French, Chinese
About me
I'm an EE student in Switzerland @ EPFL with a lot of practical experience. I've been making custom PCBs for The Hack Foundation since 1 year ago, and I've mass-produced several of my designs to sell Doing some work as a side gig so I won't be charging a ton, send me a message for a real quote: layer count can't capture the complexity of a design I'll deliver designs with quality: good grounding, low EMI, reliable PD etc. I have the knowledge and education required for real EE that considers all the thermal, electromagnetic and mechanical factors, making PCBs not just work, but work reliably... Read more

Skills

c
cyao1234
Cyao
Offline • 
Average response time: 1 hour

See my services

Printed Circuit Boards (PCB)
I will design a custom printed circuit board for you
5.0(1)
Printed Circuit Boards (PCB)
I will design, layout a pcb, and draw a schematic for you

Portfolio

Work experience

PCB Merch Designer for The Hack Foundation

Not Found • Freelance

May 2025 - Present • 1 yr 5 mos

Designed multiple PCB devboard for The Hack Foundation, each with over 100 pcs manufactured. Managed projects from design to manufacturing, with minimal intervention. Everything is made with EMI considerations, maintaining compliance with regulations. Also provided professional schematics & PCB reviews, spotting errors before manufacturing.

1 Reviews
5.0

(1)
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Rating Breakdown
  • Seller communication level
    5
  • Quality of delivery
    5
  • Value of delivery
    5
1-1 out of 1 Reviews
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Most relevant
    J

    j_pet_137

    CA

    Canada

    5

    Cyao is extremely knowledgeable about PCBA design. They took the time to understand my project's requirements and delivered excellent work. They asked and answered great questions where needed and were proactive about recommending alternatives I hadn't thought of.

    $100-$200

    Price

    7 days

    Duration

    gig

    Printed Circuit Boards (PCB)

    Helpful?
    Yes
    No