About the Job
Collate is the AI for Data platform built on OpenMetadata, the open semantic context layer for AI. It automates data management, answers questions in natural language, and gives enterprises a single source of truth for every AI agent and analyst. General 2000 companies and innovative startups rely on Collate to put AI for data into production. Headquartered in Silicon Valley, Collate is backed by Venrock, Unusual Ventures, and Karman Ventures. Learn more at getcollate.io.

We are looking for a Lead Frontend Engineer to help shape the next generation of the Collate user experience.

If you're up for the challenge, please apply today
What you'll be doing
- Lead and evolve Collate's frontend architecture, establishing scalable patterns and best practices across the UI.
- Build high-quality, performant user experiences using React, TypeScript, Vite, Tailwind CSS, Untitled UI, and Node.js.
- Translate complex data, governance, lineage, observability, and AI workflows into intuitive, polished user experiences.




- Partner closely across the organization to deliver features from concept through production.
- Establish and maintain a consistent, reusable component and design system using Untitled UI + Tailwind CSS.
- Define and improve frontend testing, quality, and reliability practices using Playwright and automated CI/CD.
- Mentor frontend engineers, lead code reviews and architectural decisions, and help raise the overall engineering bar.
- Improve frontend developer productivity through better tooling, documentation, development workflows, and automation.

What you bring
- 7+ years of software engineering experience, with significant experience building complex web applications.
- Deep expertise in React and TypeScript, with strong knowledge of modern frontend architecture and development patterns.
- Strong experience with Vite, Tailwind CSS, and component-based design systems; experience with Untitled UI is a plus.
- Strong experience with Playwright or sim

📌 Lead Frontend Engineer (Barcelona)
🏢 Collate
📍 Barcelona