If you fancy joining a long\-term project that involves the use of latest technologies designed to connect one of the biggest tourism incoming and hotel trading companies in Europe with suppliers, customers and Global Distribution Systems, this is your position! **Responsibilities** * Participates in Java Middleware application development supporting business objectives while providing expertise in software development lifecycle phases from concept and design to testing. * Analyses, designs and build component\-based applications in an on\-line XML delivery environment, incl. modelling techniques, component and object\-oriented design, complex algorithmic coding and systematic approaches to application and system integration. * Participates in Java Middleware development testing using and extending state of the art automated testing framework covering complete testing workflow from structured test design, systematic test execution to formal reporting. * Development, implementation, troubleshooting and maintenance of a web application using full\-stack JavaScript * Participating in quality assurance activities and continual process adjustments * Communicating with peers at a medium technical and business level to analyse / resolve incidents and maintain the interactions of the different business processes * Willing to learn and develop mobile apps (iOs and Android) * Analyses, designs and build store procedures in PL/SQL language to fulfil the business requirements. * Create and maintain XSD/XML interfaces. * Participates in the entity\- relationship modeling and data model implementation. * Liaise with developers to establish best practices and standards in areas of SQL and performance. * Monitor performance and Instance/application optimization. * Create scripting data handling in order to solve incidences and troubleshoot database usage issues and malfunctions. * Plan, coordinate and deploy together with DevOps DB releases. **What we offer**: * Join our Wellness programme which promotes both emotional and mental health and offers free legal and financial advice. * Refreshing beverages and a variety of fruits are available for all employees to support a healthy lifestyle. * Celebrate with us during our annual events and festive holidays, including Easter, Halloween, Thanksgiving and more. * Join one of our sports communities and practice your favourite sport in great company. * Benefit from special health insurance rates. * Enjoy the convenience of working remotely two days a week, providing a better work\-life balance. * Higher Level Education Cycle of Computer Systems Management or related fields or Bachelor Degree in Computer Science, Information Technology or related fields. * More than 2 years of working experience in a similar position * Knowledge in Microservices architecture/development: Linux containers, Docker, Kubernetes, Netflix OSS * Basic working experience in DB OLTP preferred Oracle or PostgreSQL. * Knowledge of and experience with Agile/XP Development, Scrum. * Knowledge of developing web applications with JavaScript frameworks (Sencha ExtJS or equivalent) * Experience with common testing frameworks. **Additional skills** * Experience with Enterprise Middleware. * Experience in iOs and/or Android development * German would be a huge benefit. * Ability to work proactively. * Ability to remain organized at all times.