Solution Designer - API & Integration

About the role

YPTO is recruiting a Solution Designer for its AnalySD team, within the Business Area "Commercial Channels & Products" of SNCB-NMBS. The area is the IT partner of the Directorate for Marketing & Sales, covering sales channels, aftersales solutions (website, mobile app, cash desks, ticket machines, on-board and B2B sales) and the customer experience. The designer works through the whole project lifecycle, from requirements and feasibility studies to technical specifications, API design and documentation, and user acceptance testing.

Key responsibilities

• Gather requirements, run feasibility studies and turn business needs into clear technical specifications
• Design, implement and maintain APIs with Solution Architects and developers, focusing on modularity, reusability and maintainability
• Document interfaces, integration points and connection types, and ensure compliance with architecture, integration and security standards
• Create API and technical documentation (specifications, usage guides, test scenarios) and present it to stakeholders
• Work with development, project and support teams, take part in technical reviews and troubleshoot issues
• Assist in test plans, test cases and user acceptance testing, considering performance, security, availability and maintainability

Required profile

• At least 5 years of experience in technical analysis and solution design
• 5+ years of experience creating and documenting APIs
• Resides in Belgium and can work on-site up to two days per week (one fixed, one flexible); extra on-site time may be needed for urgent needs
• English proficiency; Dutch and/or French is a plus; travel industry or e-commerce experience is a bonus

Required skills

• REST, JSON, XML, GraphQL and Swagger/OpenAPI
• Requirements gathering, process modelling, use cases, SDLC (Agile or Waterfall)
• BPMN and UML, API design and documentation, User Stories
• SAFe, Agile and Scrum; Jira and Confluence
• MS Office, Teams and Sparx EA

What we offer

• Hybrid working with flexible hours and a balanced mix of office and remote work
• 35 days of annual leave
• Mobility package (company car or mobility plan) and a public transport season ticket
• Target bonus and a comprehensive insurance package
• Meal and eco vouchers, and net allowances for hybrid working and internet