Roles and responsibilities of the assignment: Self-Service Check-in Development and maintenance of SSCI applications Kiosk and Web Check-ins Key Deliverables: Develop and maintain backend components using C++11 or above, including performance-critical modules. Build dynamic and responsive frontend interfaces using AngularJS/Angular 2. Debug, maintain, and enhance existing systems with a focus on long-term stability and performance. Collaborate with cross-functional teams, including PO, PDEF, QA, DevOps, and product stakeholders, to define, design, and deliver new features. Refactor legacy code and participate in technical debt reduction. Write clean, scalable, and maintainable code with proper documentation. Participate in code reviews and mentor junior developers where applicable. Ensure secure coding practices and adherence to software development standards. Investigate and resolve production issues as part of ongoing product support. Skills 5 years of professional experience in software development. Proficient in C++11 or later, with a strong understanding of memory management, concurrency, and object-oriented design. Hands-on experience with AngularJS and front-end development ( HTML, CSS, JavaScript ). Familiarity with REST APIs, JSON, and web service integration. Experience working in software maintenance/support roles with bug fixing and system enhancements. Strong debugging and problem-solving skills across the stack. Familiar with version control systems such as Git. Worked earlier on Scrum models like Kanban or Sprint, have experience working in a team and support team collaboration Industry Knowledge Full-stack Software development Education: Bachelor’s/Master’s degree in Computer Science, Engineering, or a related field. About Us A leading international provider of solutions and expertise, specialising in the fields of digital systems and business performance The SCALIAN Group provides support to major industrial and service-sector companies to help them define and implement their projects in two fields: Digital Systems Embedded and critical systems, IoT, information systems, and digital solutions for businesses Operations Performance: Management of projects, quality, and industrial performance We are present in seven countries (France, Spain, Belgium, UK, Germany, USA and Canada).