Senior Design Engineer, Design System at Vinted

The role

As a Senior Design Engineer on the Bloom team, you will evolve Vinted’s design system to support AI-assisted building. You will ensure that AI agents can effectively use the system to create high-quality, on-brand user experiences for millions of members.

What you'll do

• Define Bloom foundations and components for AI-assisted building workflows
• Lead the system design of AI tooling including MCP servers and agent skills
• Design and monitor evaluation metrics for AI-produced UI outputs
• Build functional tools and prototypes to test ideas with real users
• Manage relationships with internal teams to prioritize system features and trade-offs
• Mentor designers in design engineering practices and AI-assisted coding

What you'll bring

• Five or more years of experience in design or engineering roles
• Proven track record of shipping complex products or design systems
• Hands-on experience building functional tools and prototypes in code
• Experience shipping and owning AI features or internal AI tooling
• Strong system design skills with an eye for visual and interaction quality

Your impact

You will transform how Vinted builds products by making the Bloom design system AI-ready, enabling faster development cycles while maintaining high quality. Your work will ensure that AI-generated interfaces remain coherent and on-brand, directly impacting the experience of millions of members across Europe.