Senior FullStack Java Developer

act digital; Lisboa; Vor Ort; EUR 55.000 - 75.000; Vollzeit

Zusammenfassung

act digital is seeking a Senior Full Stack Java Developer to join their international team in Lisbon. You will design, develop, and maintain enterprise web applications using Java and modern frontend tech, building microservices and RESTful APIs with Spring Boot.

Strong SQL skills and experience with Docker, Kubernetes, and cloud environments are essential. The role emphasizes collaboration in an Agile setting, code quality, and continuous delivery across development, testing, and production

Qualifikationen

• University degree in Computer Science or related field.
• 6+ years of professional Java development experience.
• Strong proficiency with Spring Framework and Spring Boot.
• Experience designing and developing microservice-based architectures.

Aufgaben

• Design, develop, and enhance web applications using Java and frontend technologies.
• Build and maintain microservices and RESTful APIs using Spring Boot.
• Develop and optimize SQL procedures and queries for data access and transactions.
• Integrate applications with enterprise systems using established standards.
• Write unit and integration tests and conduct code reviews.
• Refactor code to improve performance and maintainability.
• Ensure security, coding standards, and software architecture principles.
• Collaborate in an Agile environment across development, testing, and production.
• Support delivery across development to production environments.
• Contribute to cloud-native software development and CD practices.

Kenntnisse

Java

Spring Framework

Spring Boot

Microservices

SQL

JUnit 5

Mockito

Docker

Kubernetes

AWS

Git

Maven

Gradle

Hibernate

CI/CD

English proficiency

Ausbildung

Bachelor's degree in Computer Science

Tools

SQL

Jobbeschreibung

We are looking for an experienced Senior Full Stack Java Developer to join a dynamic, international team in Lisbon.

In this role, you will contribute to the design, development, and maintenance of enterprise web applications, delivering high-quality, secure, and scalable software solutions. You will work closely with cross-functional teams throughout the development lifecycle, from requirements analysis and implementation to testing, deployment, and continuous improvement.

• Design, develop, and enhance web applications using Java and modern frontend technologies.
• Build and maintain microservices and RESTful APIs using Spring Boot.
• Develop and optimize SQL procedures and queries for efficient data access and transaction processing.
• Integrate applications with enterprise systems using established integration standards and best practices.
• Design, implement, and maintain unit and integration tests.
• Conduct code reviews, refactor existing code, and improve application performance and maintainability.
• Ensure compliance with coding standards, software architecture principles, and security best practices.
• Perform debugging, static code analysis, and security vulnerability scanning.
• Collaborate with cross-functional teams in an Agile environment.
• Support application delivery across development, testing, and production environments.
• Contribute to continuous delivery practices and cloud-native software development.
• Java: 6+ years of professional development experience, including Java 21.
• Backend: Strong experience with Spring Framework and Spring Boot.
• Microservices: Experience designing and developing microservice-based architectures.
• Database: Strong SQL development skills, preferably T-SQL/Sybase or a similar transactional database.
• Testing: Experience with JUnit 5, Mockito, and integration testing.
• Containers & Cloud: Proficiency in Docker and Kubernetes; AWS ECS is a plus.
• Version Control: Strong Git knowledge, including branching strategies.
• Build Tools: Experience with Maven and Gradle.
• ORM: Knowledge of Hibernate or other ORM frameworks.
• Software Engineering: Understanding of design patterns, clean code, software architecture, and development best practices.
• Delivery: Experience with Agile development methodologies and continuous delivery in cloud environments.
• University degree in Computer Science, Information Technology, Computer Engineering, Informatics, or a related field.
• Expert-level English, both written and spoken.

What We're Looking For

• Excellent communication and collaboration skills.
• An Agile mindset focused on continuous improvement.
• Strong autonomy and ownership.
• Excellent analytical and problem-solving abilities.
• A results-oriented approach without compromising software quality.
• Ability to work effectively with international and multicultural teams.

Are you an experienced Java Developer looking for your next challenge in an international environment?

Feel free to share this post with someone who might be a great fit!

#Hiring #JavaDeveloper #SeniorJavaDeveloper #FullStackDeveloper #Java21 #SpringBoot #Angular #Microservices #Kubernetes #Docker #SoftwareEngineering #ITJobs #LisbonJobs #PortugalTech