Java Backend Developer

# Think Data Be Smart #

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, and maintain high-quality Java applications.
• Implement and optimize microservices 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 and maintain technical 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. 
• Previous experience in an Agile environment using Scrum. 
• Portuguese and English proficiency at 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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