Java Developer DataSmart Braga November 5, 2025

Data
Smart emerged in 2003 as a provider of IT services, primarily focusing on consulting, training, and outsourcing.

Data
Smart 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 Developer (Hybrid – Lisbon, Coimbra, Porto, Braga)!

What You’ll Do:

• Design, develop, and maintain robust and scalable backend applications using Java and Spring Boot;
• Contribute to the design and evolution of
  - based architectures and modular systems;
• Implement RESTful APIs ensuring high performance, security, and maintainability;
• Work with RDBMS such as Oracle, Postgre
  SQL, or SQL Server for data modeling and optimization;
• Collaborate on the setup and enhancement of CI/CD pipelines to ensure efficient and reliable software delivery;
• Deploy and manage applications on cloud environments (AWS or GCP);
• Utilize Kubernetes for container orchestration and system scalability;
• Work closely with
  - functional teams to define requirements, troubleshoot issues, and deliver
  - quality solutions.

Qualifications:

• 3+ years of experience in Java backend development;
• Strong proficiency in Java (version 8 or higher) and Spring/Spring Boot frameworks;
• Solid experience with RDBMS (Oracle, Postgre
  SQL, SQL);
• Knowledge of application architecture (Microservices, Hexagonal, or similar patterns);
• Experience implementing and maintaining CI/CD pipelines;
• Hands‑on experience with cloud platforms such as AWS or GCP;
• Experience with Kubernetes for container deployment and management;
• Deep understanding of RESTful API design and best practices;
• Excellent problem‑solving and analytical skills;
• English proficiency at a professional level (minimum B2);
• Living in Portugal and available to work in a hybrid model.

At Data
Smart, you will have the opportunity to integrate into a solid company and participate in
- profile projects, both nationally and internationally, in an appealing technological environment with clear career progression.

Excellence is the way to the future!

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Smart #Think
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