Our partner is looking for a Design Engineer based in Spain.
This is a senior individual contributor role combining product design and production front-end engineering. The work spans information design, data-intensive interfaces, performance, interaction, motion, and scalable design systems. It is well suited to someone with strong design judgment, excellent coding skills, and the autonomy to take ideas from concept through deployment.
Accountabilities Architect, design, and ship core product UI features from early concepts and whiteboarding through production-ready implementation.
Design interfaces that clearly communicate execution timelines, retries, queues, state, failures, and other system activity.
Build data-intensive experiences capable of handling large result sets, live updates, filtering, search, charts, and timelines.
Design and implement robust interface states, including loading, empty, partial, error, single-result, and high-volume scenarios.
Optimize front-end performance across rendering, data loading, perceived latency, long lists, and interactive experiences.




Profile and resolve performance bottlenecks, including unnecessary re-renders, rendering costs, and bundle-size issues.
Establish and maintain a high visual and interaction-design standard across the product.
Build reusable design systems in code, including components, interaction patterns, and architectural conventions.
Collaborate directly with engineers and founding team members to shape product and design decisions.
Bring a strong independent point of view to design discussions and challenge assumptions when appropriate.
Read API specifications, queries, and backend code to understand technical requirements and system behavior.
Contribute to adjacent product areas where strong developer experience, design, and front-end engineering can create additional impact.
Strong production front-end engineering experience with React, TypeScript, modern HTML, and CSS.
Ability to independently take f

📌 Product Engineer (Madrid)
🏢 Jobgether
📍 Madrid