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Service · Barcelona, Spain

Rapid Hardware Prototyping in Barcelona, Spain

Opotek builds functional hardware prototypes (electronics, firmware and an enclosure) so you can test a concept with users or investors. Prototypes are designed with manufacturing in mind, so what you learn carries over to production.

  • Based in Barcelona
  • NDA by default
  • IP ownership: your choice

What is a functional prototype?

A functional ("works-like") prototype behaves like the final product, with real electronics and firmware, even if it does not yet look or cost like it. A "looks-like" model only shows the appearance.

Can you turn my Arduino, ESP32 or Raspberry Pi proof of concept into a custom PCB?

Yes. We take dev-kit proofs of concept to a custom board with structured firmware and an enclosure, keeping the behaviour you already validated.

What happens after the prototype?

Typical next steps are an MVP or a small production run.

Example projects

Frequently asked questions

How long does it take to build a prototype?

It depends on complexity and part lead times. We give a specific schedule with the estimate once we have your specifications.

Last updated: 2026-10-20