Senior Frontend Product Engineer - Remote

Overview

LMArena is seeking an experienced Senior Frontend Product Engineer to lead the design and development of intuitive, AI-focused user experiences across our platform.

In Short

• Lead development of UI and application logic for chat interface using React and Next.js.
• Craft intuitive, accessible, and responsive user experiences.
• Collaborate closely with design to maintain a cohesive visual language.
• Implement accessibility standards and internationalization support.
• Expand backend data structures to support new frontend features.
• Plan and integrate analytics to measure user engagement.
• Visualize feature performance through dashboards.
• Own the full feature lifecycle from scoping to deployment.

Requirements

• 5+ years of experience in software engineering, focusing on frontend development.
• Deep experience with accessible, responsive React/Next.js interfaces.
• Strong CSS fundamentals and familiarity with utility-first frameworks.
• Experience with modern component systems.
• Comfortable building and integrating backend APIs.
• Proficient with relational databases like Postgres.
• Familiarity with testing practices and tools.
• Experience with analytics tools and product metrics.
• Clear communicator and strong collaborator.
• Bonus: Experience building real-time or AI-driven UIs.

Benefits

• 210k - 231k + equity.
• Competitive salary and meaningful equity.
• Comprehensive healthcare coverage.
• Opportunity to work on cutting-edge AI.
• A culture that values transparency and community impact.