AI-Native Fullstack Engineer - Tech Lead

Valencia, Valencian Community, Spain • Posted June 04, 2026

Job Type: Full time
Location: Valencia, Valencian Community
Posted: June 04, 2026
Category: Computer Occupations
Application Deadline: July 14, 2026

Role Description

About the team:

You’ll run a small group inside our R&D function whose mission is to validate new product bets quickly. We move from “is this worth building?” to a working prototype in weeks, not quarters. You set the research direction, decide what to build and how, and lead the team to get it in front of users and stakeholders fast. This is a builder-leader role: roughly hands-on coding alongside the team, with the rest spent on strategy, planning, and unblocking people. 

What you’ll do:

  • Own the technical vision and execution for a portfolio of PoCs, from initial research through working prototype. 
  • Lead a small engineering team — set direction, review work, grow people, and keep the group focused and motivated. 
  • Run lightweight research: scope a problem, survey the landscape, form a hypothesis, and define what a s...

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