Contact Address

Rua Julieta Ferrão N.º 12 2º Piso, 202 1600–131 Lisboa, Portugal

Entrar em contacto Get in Touch

Tel.: +351 214 171 161
Fax: +351 214 177 610
(Chamada para a rede fixa nacional)(Call to the national fixed network)

Java 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 Developer (Hybrid/Remote – Lisboa/Porto)!


What You’ll Do:

  • Design, develop, and maintain Java-based applications, ensuring high quality, performance, and reliability;
  • Collaborate with cross-functional teams to define, design, and ship new features;
  • Lead and participate in the full software development lifecycle, from initial concept to deployment and maintenance;
  • Write clean, efficient, and maintainable code that follows best practices and coding standards;
  • Stay current with emerging technologies and industry trends in Java development, continuously learning and improving skills and expertise.



  • Bachelor’s degree in Computer Science, Information Technology, or related field;
  • 5+ years of experience in Java development, with a strong understanding of object-oriented programming principles and design patterns;
  • Proficiency in Java programming language and related technologies (Spring Framework, Hibernate, etc.);
  • Familiarity with relational databases (e.g., MySQL, PostgreSQL) and NoSQL databases (e.g., MongoDB, Cassandra);
  • Experience with RESTful web services and microservices architecture;
  • Proficiency in code versioning tools, such as Git;
  • Proficiency in English, both written and verbal.


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


#JoinOurTeam #DataSmart #ThinkDataBeSmart #Java #Spring #SpringBoot #Backend #Hibernate

Do you accept the challenge?
We are waiting for you!