Senior Java Developer

Nuvolar is a global technology consulting company with over 14 years of experience delivering IT solutions, cloud-based platforms, and mobile and web applications for complex industries like pharmaceuticals, healthcare, and consumer goods, including Salesforce-powered projects.

At Nuvolar, people come first. We're a multicultural team of more than 100 professionals who thrive on collaboration, continuous learning, and mutual support. We believe great technology is built by people who feel valued , so we foster an environment where diversity, flexibility, and personal well-being are as important as technical excellence.

You'll join a backend platform team at a global healthcare organization, working on the data infrastructure that powers multiple digital health products. High-ownership, technically rich, and genuinely impactful,  the platforms you build are consumed by product teams across the organization.

Your main responsibilities will include:

• Maintain and evolve mission-critical backend data platforms used across multiple healthcare products and teams.
• Design, develop, test, and maintain backend services using Java and Spring Boot.
• Build and support microservices, REST APIs, and data integrations across a distributed platform ecosystem.
• Drive platform modernization initiatives and contribute to the evolution towards a more scalable and centralized architecture.
• Collaborate with developers, QA engineers, Product Owners, architects, and other stakeholders to deliver robust technical solutions.
• Identify architectural risks, scalability bottlenecks, and operational challenges, proposing improvements and influencing technical decisions.
• Contribute to engineering excellence through CI/CD, automated testing, code reviews, and technical documentation.
• Improve platform observability, reliability, and operational efficiency through metrics, logging, monitoring, and debugging practices.
• Support multiple teams by building platform capabilities that enable product development at scale.

• Strong experience as a senior Java backend developer.
• Solid hands-on experience with Spring Boot and microservices.
• Strong grasp of REST APIs, integration patterns, and service-to-service communication.
• Experience with PostgreSQL or similar relational databases.
• Experience in cloud environments, ideally AWS.
• Good understanding of CI/CD and tools like GitHub Actions.
• Ability to write clean, testable code and contribute to code reviews.
• Experience with automated backend testing (unit, integration, API).
• Comfortable in complex ecosystems with multiple services and stakeholders.
• Strong troubleshooting skills in non-trivial environments.
• Agile/Scrum experience and collaborative mindset.
• Fluent in professional English.
• Ownership mindset, proactive, clear communicator, adaptable.

Nice to have:

• Healthcare, digital health, or regulated environment experience.
• Deeper AWS 
• Datadog or similar observability tools.
• Docker and containerized environments.
• Maven, OpenAPI/Swagger, contract-first development.

• Flexible Work & Work-Life Balance: enjoy options to balance work and personal life, including every other Friday off.
• 100% remote work, based in Barcelona, with occasional (non-mandatory) meetups in client sites
• Seniority Program: additional benefits and privileges as you grow with the company.
• Social & Team Budget: Even though we primarily work remotely, we encourage team gatherings and activities, with a dedicated budget.
• Continuous Learning: training, mentorship and an annual professional development budget
• Health and wellness benefits, including private health insurance and gym subsidy

1. HR Interview – A friendly conversation to understand your background and career aspirations.
2. Technical Exercise – A Java backend exercise reviewed by our backend engineering team, focused on architecture, code quality, and problem-solving.
3. Technical Interview – Meet the engineering team, discuss the technical exercise, and explore the role and tech environment in depth.
4. Final Interview with the client – A conversation with the principal technical architect of the data platform team.

In our screening process, we prioritize verifiable signals of excellence, regardless of seniority. There are no preferential paths beyond what your application demonstrates, and we evaluate every candidate through the same process. Some people hold back because they feel they lack experience or have an “imperfect” CV. If you like the role and believe you could excel over time, don’t self-reject. All applications go through our careers page, which is the only way to be considered. If you pass our screening, you’ll be asked to complete one or more tests. 

🚀 Join a team where trust, growth, and purpose go hand in hand. Apply now and let’s build meaningful tech — together, from anywhere.

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Equal Opportunity Statement
Nuvolar Works is an equal-opportunity employer. We welcome and encourage applications from all backgrounds. We do not discriminate based on age, sex, gender, gender identity or expression, sexual orientation, family or marital status, disability, national origin, race, ethnicity, religion, or any other protected characteristic. Candidates with disabilities are encouraged to apply, and we are committed to providing an inclusive and accessible recruitment process. If you require any adjustments during the hiring process, please let us know.