Fullstack Developer

About the role

ADENTIS is looking for a motivated Fullstack Developer to join its Lisbon team. You will work on large‑scale software projects, creating web applications and integrating robust RESTful APIs.

Key responsibilities

• Design, develop, and maintain large‑scale web applications.
• Build and integrate RESTful APIs using Ruby, Java, Spring and Spring Boot.
• Implement front‑end features with React and JavaScript.
• Perform debugging, performance optimisation and code refactoring.
• Write and maintain unit and integration tests to ensure high quality.

Required profile

• Bachelor’s degree in Computer Science, IT or Engineering (or equivalent).
• At least three years of experience building large‑scale software applications.
• Proven experience in web application development and API design.
• Fluent English communication skills.

Required skills

• Ruby
• Java
• Spring
• Spring Boot
• React
• JavaScript
• RESTful API design and integration
• Unit testing
• Integration testing
• Debugging and performance optimisation

What we offer

• Work‑life balance and flexible organisational routine.
• Health benefits for employees and families.
• Team‑building events and a network of 300+ partners.
• Continuous training through a professional training and certification centre.
• Personalised monitoring, feedback and career progression based on objective evaluations.