Senior Java Backend Engineer - Scalable APIs & Performance

99X Technology; Portugal; Teletrabalho; EUR 40 000 - 60 000; Tempo integral

Resumo da oferta

99X Technology in Lisbon is looking for a Backend Java Engineer to design and maintain scalable backend services. The role involves building robust solutions, ensuring code quality, and optimizing performance.

Successful candidates will have over 3 years of experience, strong expertise in Java, Quarkus, and Spring Boot, along with excellent problem-solving and communication skills. A degree in Computer Engineering or Computer Science is a plus.

If you are proactive and team-oriented with a passion for continuous improvement, we want to hear from you!

Qualificações

• 3+ years of experience in a Backend Software Engineering role.
• Strong knowledge of Java fundamentals.
• Hands-on experience in the design of scalable backend services.
• Fluent English proficiency (mandatory, minimum B2 level).

Responsabilidades

• Design, develop, and maintain scalable backend services and APIs.
• Ensure application reliability and performance.
• Promote continuous improvement initiatives.
• Analyze and resolve complex application issues.
• Support backend architecture evolution.

Conhecimentos

Java fundamentals

Quarkus

Spring Boot

Automated testing

Performance optimization

Root cause analysis

Collaboration

Problem-solving

Interpersonal skills

Fluent English (B2)

Formação académica

Degree in Computer Engineering, Computer Science, or related field

Ferramentas

CI/CD pipelines

Cloud environments (preferably Azure)

Descrição da oferta de emprego

99X Technology in Lisbon is looking for a Backend Java Engineer to design and maintain scalable backend services. The role involves building robust solutions, ensuring code quality, and optimizing performance.

Successful candidates will have over 3 years of experience, strong expertise in Java, Quarkus, and Spring Boot, along with excellent problem-solving and communication skills. A degree in Computer Engineering or Computer Science is a plus.

If you are proactive and team-oriented with a passion for continuous improvement, we want to hear from you!