Core services Junior Lisbon, Braga, Viana do Castelo Ensure efficient middleware solutions as an Integration Developer at Xpand IT, designing and implementing integrations with low\-code/no\-code platforms. Main responsibilities Develop high-quality middleware solutions based on integration products and technologies; Apply typical integration standards and best practices such as abstraction, reuse and composition; Ensure delivered code meets functional requirements in a resilient and scalable way, adhering to the best enterprise integration patterns; Actively participate in the design and evolution of APIs and integrations; Participate in technical and functional analysis of complex, cross-organizational integration architectures; Collaborate with the team and provide insights for solving challenging problems. **Stacks:** WSO2, MuleSoft, Azure Requirements Academic background Bachelor’s or Master’s degree in Computer Engineering, Information Systems or Computer Science. Academic experience Experience in integration, system architecture or distributed systems. Familiarity with Unix systems and shell scripting. Object-oriented programming Academic experience with Java or other object-oriented programming languages. Integration standards and practices Understanding of integration patterns, programming best practices, and knowledge of JSON, XML, Xpath and WSDL. Communication protocols Knowledge of REST, HTTP, FTP, SMTP and TCP. Languages Proficiency in English, both spoken and written. **Bonus points:** Knowledge or experience with Docker/Kubernetes ecosystem; Knowledge or experience with microservices-based architectures; Knowledge or experience with low\-code cloud services; Experience with Middleware frameworks such as WSO2, Mulesoft, Azure, TIBCO, Red Hat, Oracle or IBM.