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William Balance

Lisbon

Freelance AI full-stack developer for Lisbon companies

Lisbon, a fast-growing tech capital on the Atlantic

Lisbon has become one of the most dynamic tech cities in Europe over the last decade. Web Summit at the MEO Arena cemented its international profile, and a steady flow of founders, engineers and remote-first companies has followed. Unbabel — one of the clearest Portuguese AI success stories — builds human-assisted translation at scale for global enterprises. Feedzai runs production fraud detection models for large banks worldwide. Cleverly, Sword Health and Remote add a solid B2B SaaS and healthtech layer, while the favorable expat regime keeps pulling in senior operators.

The local market is English-first, entrepreneurial and cost-aware. Lisbon teams want pragmatic freelancers who ship, not consultants who present.

Known companies and institutions

  • Unbabel and Feedzai for production AI in translation and fraud at global scale
  • Sword Health and Remote for B2B SaaS and healthtech scale-ups
  • Instituto Superior Técnico and INESC for academic and research partnerships

Relevant use cases for Lisbon

  • Copilots for fintech and payment platforms with compliance and fraud hooks
  • Multilingual customer support agents for B2B SaaS scaling across EU and US
  • Document intelligence for legal, HR and remote-work operations
  • Internal knowledge assistants for distributed engineering and product teams

Talking about a project

Lisbon runs 8 to 9 hours behind Seoul, so your morning lands at the end of my day. Need a freelance AI developer in Lisbon to ship something real? Book a 30-minute intro on Cal.com or email directly.

Got a project?

30 free minutes to scope your need and figure out whether I am the right fit.

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