Core services, Customer Facing Apps Mid\-level Lisboa, Braga, Viana do Castelo Accelerate your career as a Full Stack Developer at Xpand IT, developing end\-to\-end web solutions with Java and JavaScript for maximum efficiency. Key responsibilities Analyze and define application requirements and translate them into technical services; Use/suggest modern programming languages to create user\-friendly web interfaces; Design and create mockups and develop high\-quality prototypes; Optimize applications for maximum performance and ensure compatibility across different browsers and devices; Create reusable API libraries for future use; Work in multidisciplinary teams including backend developers and web designers; Design and develop backend application services using best practices and design patterns; Recommend solutions by comparing pros and cons of alternative development strategies; Integrate application modules through API/service development; Ensure proper performance, security and scalability of implemented backend services; Ensure unit/integration tests are properly updated and accurate, guaranteeing the integrity of the continuous integration mechanism. **Stacks:** JavaScript; Java; Angular; React, Spring Requirements Academic background Bachelor's or Master's degree in Computer Science, Information Systems or related field. Professional experience Over 3 years of experience as a Developer in technologies based on JavaScript, HTML5, CSS3 and Java. Technical knowledge Experience with frontend frameworks such as React or Angular, and backend frameworks such as Spring. Software development Experience implementing advanced software solutions, including REST APIs and database management systems such as MS SQL Server, MySQL or PostgreSQL. Development tools Familiarity with tools such as Eclipse, Maven, Jenkins, GIT, JIRA or equivalent. Languages Fluency in English, both spoken and written. **Bonus points:** Shell scripting knowledge; Knowledge of Java or Python programming; Experience with Eclipse, Maven, Jenkins, GIT, JIRA or equivalent tools.