Senior Software Engineer, Full Stack

LMArena is seeking a Senior Full-Stack Product Engineer to lead the technical design and development of AI-focused products across our platform. We offer competitive compensation and equity aligned to the markets where our team members are based, comprehensive health and wellness benefits, and a culture that values transparency, trust, and community impact.

Requirements

• 5+ years of experience in software engineering, with a focus on full-stack or backend product development
• Deep knowledge in SQL and managing databases at scale
• Familiarity with testing practices and tools like Vitest (or similar testing frameworks)
• Clear communicator and strong collaborator across design, product, and engineering teams

Benefits

• Comprehensive health and wellness benefits
• Competitive compensation
• Equity aligned to the markets where our team members are based