🛠 Tech Stack

💼 About This Role

You'll build the UI for the most widely adopted open source LLM engineering platform, Langfuse. Your core impact is rendering massive, data-intensive views fast and making complex workflows feel simple. You'll work directly with users who obsess over the product and give feedback before you've even released.

🎯 What You'll Do

• Build performant rendering for large LLM data
• Own our React setup and shape component architecture
• Build complex interactive features like agent graphs
• Own UI/UX across the product with a designer

📋 Requirements

• Senior frontend engineer with deep React performance expertise
• Strong in React, TypeScript, and modern CSS
• Experience with large data applications rendering on the frontend
• Ability to PM and project-manage themselves

✨ Nice to Have

• Former founder
• Background in data visualization or building developer tools

🎁 Benefits & Perks

• 🏖️ Equity included
• 🏢 Hybrid work with one week per month in Berlin office