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Senior Full Stack Software Developer

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HUBBLR GmbH

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Location:
Spain , Valencia

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

At HUBBLR you get to own the end-to-end delivery of innovative software products, and can hands on shape longterm scalable projects with a diverse, collaborative team.

Job Responsibility:

  • Supporting in new and long-term projects as a (senior) software engineer
  • Joining a growing team of 9
  • Working mainly on client-projects and sharing experience with team members
  • Taking end to end ownership in a delivery cycle with highly autonomous decision making
  • Actively participating in architectural and technological decisions for software projects
  • Taking over own responsibilities in projects, estimating developing tasks and giving other coworkers advice
  • Reviewing code from other coworkers and actively part of continuous improvement
  • When working on client-projects, partly responsible for communicating with their CTO / Stakeholder, joining conference calls/meetings on status update, time estimation and project management

Requirements:

  • Experience in modern backend technologies - i.e. Golang, Node.js. (esp. nestjs) (must-have)
  • Experience in other backend technologies - PHP (esp. Laravel), Python (preferred)
  • Experience in modern web technologies - Vue.js, React.js, Flutter or similar framework (must-have)
  • Familiarity with agile software developing methods (must-have)
  • Familiarity in responsible coding with LLM based assistants - i.e. Claude Code, Gemini Code, etc. (must-have)
  • Experience in common API techniques - HTTP, GraphQL, GRPC - at least 1 of them (must-have)
  • Communication skills for constructive team feedback and client calls (must-have)
  • Analytical thinking & MVP mindset (must-have)
  • Fluent in English (must-have)
  • Minimum 4 years of experience (must-have)
  • Ability to work independently on tasks (must-have)
  • Work permit for Spain and living in Valencia or Valencia Region (must-have)

Nice to have:

  • Experience in E2E tests
  • Experience in TypeScript
  • Experience in TailwindCSS
  • Experience in CI/CD processes
  • Experience in eCommerce

Additional Information:

Job Posted:
May 04, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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