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Fullstack Developer Job Opening In Spain, Spain – Now Hiring DEUS: human(ity)-centered AI


Job description

We are looking for a solid medior to senior Fullstack Developer based near Porto or A Coruña to join our team.



The DEUS Initiative


We're a team of curious minds who believe technology should serve people.

Our mission is to unlock the potential of AI for humanity through solutions that are not just innovative, but also ethical and impactful .

We're driven by a desire to simply make things better .

Our name is inspired by deus ex machina , not because we think we’re gods, but because we design AI that steps in to support, solve, and serve .


DEUS also stands for what we do best:


D ata | E ngineering | U ser Experience | S trategy


With offices in Amsterdam, Porto, and A Coruña, we collaborate on international projects that challenge us to think deeply, build with care, and design for human good.

Will you be part of what comes next?



⚜️ About You


This role is a great fit if you have:

  • Solid experience building full-stack applications with Next.js , React for the frontend and Go for the backend.

  • Proficiency in Functional & Object Oriented Programming, with a deep understanding of Design Patterns.

  • Experience with event-driven architectures , leveraging Kafka for reliable data pipelines.

  • Experience defining and implementing APIs with GraphQL and gRPC .

  • Strong ability to craft efficient, visually appealing, and pixel-perfect user interfaces .

  • Confidence in writing and maintaining high-quality tests, including unit and end-to-end (E2E) testing .

  • Solid experience with containers (Docker ).

  • Experience deploying production applications to cloud environments like AWS or Azure .

    Deployment experience with Kubernetes (K8s) or serverless functions is highly desirable.

  • Solid knowledge of modern coding, testing, debugging, and automation techniques.

    Experience with Clean Code architecture is highly desirable.

  • The ability to design an efficient software architecture and implement it from the ground up.

  • A mindset grounded in our values: Integrity, Curiosity, Creation, and Collaboration.


Bonus points if you have:

  • Experience with AI in general, including OpenAI APIs and machine learning.

  • Experience with building reusable components and promoting InnerSource best practices.

  • Comfort with custom charts, common notification systems, infrastructure automation, authorization services, and observability tools (like OpenTelemetry, Prometheus, etc.).



⚜️ What You’ll Be Doing


  • Work closely with other teams and individuals, including Architects and UX/UI Designers, to plan, coordinate, and gather feedback.

  • Implement full-stack solutions using Go and Next.js .

  • Set up and improve CI/CD pipelines.

  • Work with the business to gather requirements and specifications.

  • Automate mundane tasks so more time can be spent on the fun stuff.

  • Squeeze every last drop of performance out of your backend and websites through benchmarking and optimization.

  • Contribute to the team by sharing knowledge and mentoring juniors.

(…and there’s always space to explore what excites you.)



⚜️ What You’ll Experience


  • Community: Join a friendly multicultural team that loves to connect, through regular social events, activities, and our yearly company retreat, Pantheon.

  • Flexibility: We encourage a hybrid setup, but there are no mandatory office days.

    You decide when to come in and how to manage your time.

  • Growth: We support your development with a €1000 annual learning budget, dedicated mentorship, and a clear growth framework.

    We do annual reviews to recognize your growth and make sure your salary reflects it.

  • Well-being: Benefit from health insurance, flexible benefits, extra vacation days with tenure, and regular check-ins to support your well-being.

  • Purpose: Drive real impact and take ownership of meaningful projects with global clients.



⚜️ A Place Where You Belong


At DEUS, we are deeply committed to building an environment where you can truly be your authentic self.

We celebrate diversity in every dimension, fostering an atmosphere where every individual feels valued and respected.


We do not tolerate any form of discrimination.

We maintain a clear 'no assholes' policy , applying to both our team and our clients, ensuring a respectful and positive dynamic for all.


We’re committed to an inclusive and accessible recruitment process .

So please let us know how we can best support you on the application form.



Apply now if this sounds like a fit.

We’d love to meet you.

Required Skill Profession

It Services And It Consulting


  • Job Details

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Unlock Your Fullstack Developer Potential: Insight & Career Growth Guide


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37721 Jobs in Spain
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Are You Looking for Fullstack Developer Job?

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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at DEUS: human(ity)-centered AI adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying Spain laws and regulations

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The average salary range for a varies, but the pay scale is rated "Standard" in Spain. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

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Interview Tips for Fullstack Developer Job Success

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