Solution Designer — API & Systems Integration

Ypto NV; Brussel Hoofdstad; Hybrid; EUR 65,000 - 90,000; Full time

Benefits offered by this job

Hybrid working

35 days annual leave

Mobility package with company car or e

Job summary

You will join YPTO as a Solution Designer to shape SNCB-NMBS’s commercial channels and product offerings, driving API-driven innovation and customer experience.

You translate business needs into detailed API specifications, collaborate with architects and developers, and ensure documentation and testing align with enterprise standards. The role offers hybrid work and a strong focus on API excellence.

Qualifications

• You have minimum 5 years in technical analysis/solution design.
• You have 5+ years of API creation/documentation experience.
• You reside in Belgium and can work on-site up to two days per week.

Responsibilities

• You gather requirements and translate them into technical specifications.
• You collaborate with architects and developers to design APIs.
• You document interfaces and data flows for integration.
• You create API documentation, usage guides, and test scenarios.
• You assist in test plans and ensure alignment with architecture.
• You participate in technical reviews and ensure standards compliance.

Skills

API design

REST APIs

Swagger/OpenAPI

Documentation

SDLC

Agile/Scrum

SAFe

Jira

Confluence

UML/BPMN

Sparx EA

Requirements gathering

Test planning

Technical reviews

Education

Bachelor's degree

Tools

MS Office

Teams

Job description

You will join YPTO as a Solution Designer to shape SNCB-NMBS’s commercial channels and product offerings, driving API-driven innovation and customer experience.

You translate business needs into detailed API specifications, collaborate with architects and developers, and ensure documentation and testing align with enterprise standards. The role offers hybrid work and a strong focus on API excellence.