**We are looking for a professional to strengthen our Backend Programming team (m/f) in Lisbon with the following profile:** * Develops Backend applications and websites based on Modern Technologies. * Implements design models with clean code. * Supports the Team with technical planning, specifications, website maintenance and testing. * Capable of providing cross\-browser implementation cost estimates. * Manages client projects alongside an organized and continuously evolving team. * Responsible for developing the project within the estimated timeframe, with quality and within budget. **Requirements** * At least four years of experience in web development using Javascript. * CSS 3, HTML 5 and jQuery. * Experience with React.JS and similar frameworks. * Good understanding of grid systems. * Successfully completed studies in Computer Science or any other comparable qualifications.