AI-Driven Senior Full-Stack Engineer — Barcelona

TecAlliance

Barcelona

On-site

EUR 60,000 - 90,000

Full time

7 days ago

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Benefits offered by this job

Early-stage equity participation

Job summary

MaxIT Consulting – Max Corporate Group in Barcelona, Spain, seeks a Senior Full-Stack Engineer for AI-Native Applications to own the entire product surface from idea to production. You will work in a founder-led environment with a strong emphasis on AI-assisted development and rigorous verification of AI-generated code.

The role covers frontend to backend, databases, and cloud infrastructure, with ownership of outcomes and collaboration with cross-functional teams.

Qualifications

5+ years of professional software engineering experience.
Strong TypeScript experience with a modern frontend framework (preferably React).
Backend experience with Java, Kotlin, Python, or Go.
Strong SQL knowledge and schema design for complex workflows.
Daily use of AI coding assistants and ability to verify AI output.

Responsibilities

Design, build, deploy, and operate production web applications end-to-end.
Work across frontend, backend, databases, cloud infrastructure, and product workflows.
Build modern user experiences using TypeScript and React or similar frontend tech.
Develop backend services using Java, Kotlin, Python, or Go.
Deploy and operate applications on AWS or GCP and ensure reliability.
Collaborate with product, design, operations, and customer-facing teams.