Java Backend Developer

Tel.: +351 214 171 161 - Lisboa

Tel.: +351 253 120 734 - Braga

Fax: +351 214 177 610

(Chamada para a rede fixa nacional) (Call to the national fixed network)

About Us: DataSmart is a Portuguese company, positioning itself as a consulting company of excellence, with over 20 years of existence. We are specialized in Technologies and Information Systems services, for the Portuguese and International markets. We pride ourselves on fostering a culture of involvement, experience, and excellence.

Join our team as a

Java Backend Developer

(Hybrid – Lisbon)!

What You’ll Do:

Design, develop, andmaintainhigh-quality Java applications.

Implement andoptimizemicroservices and modular architectures.

Build and enhance RESTful APIs and backend services.

Ensure strong database integration, query optimization, and data integrity.

Contribute to CI/CD pipelines, automation, and DevOps practices.

Participate in code reviews, ensuring clean, maintainable, and secure code.

Collaborate with cross-functional teams to deliver sprint goals on time.

Write andmaintaintechnical documentation.

Ensure applications follow best practices, performance standards, and security guidelines.

Qualifications:

5+ years of experience in Java 8+ development.

Solid knowledge of RDBMS technologies (Oracle, PostgreSQL, SQL).

Hands-on experience with Spring/Spring Boot.

Understanding of application architectures (Microservices, Hexagonal Architecture, etc.).

Experience with CI/CD pipelines, Docker and Kubernetes.

Experience in API design and RESTful services.

Experience working with AWS or GCP cloud environments.

Strong problem-solving skills and logical thinking.

Passion for continuous learning and professional growth.

Previousexperience in an Agile environment using Scrum.

Portuguese and Englishproficiencyat a professional level(minimum B2).

Living in Portugal and available to work in a hybrid model.

At DataSmart , you will have the opportunity to integrate into a solid company and participate in projects of high recognition, nationally and internationally, with an appealing technological environment and career progression.

Excellence in the way to the future!

Connect with Us : Follow us on LinkedIn for updates on career opportunities, company news, and industry insights! For further details, visit us at www.datasmart.pt

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Do you accept the challenge?

We are waiting for you!

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