Senior Software Engineer, Product

Senior Software Engineer, Product

San Francisco, CA / Remote (US)
Full-time

We're partnering with a venture-backed AI infrastructure company building tools that help teams develop, test, and deploy reliable machine learning systems. Their product is used by both fast-growing startups and large enterprise customers to ensure AI behaves consistently, safely, and at scale.

The team is early, highly technical, and product-focused. Founders have deep experience building complex AI systems and are now investing heavily in the frontend and product experience to support enterprise-grade use cases.

This is a product-focused frontend engineering role for someone who cares deeply about craft, usability, and polish
.

You'll work directly with the founding team and designers to build high-quality, web-native product experiences. The role goes beyond implementing designs — you'll help shape technical direction, influence product decisions, and turn complex customer problems into elegant, scalable UI solutions.

• Partner closely with founders to expand and refine the core product
• Collaborate with design to ship polished, high-quality UI/UX
• Build complex frontend features using React and modern web technologies
• Implement thoughtful interactions, animations, and micro-interactions in code
• Improve frontend architecture and codebase health using current best practices
• Help define a technical roadmap that translates customer needs into product improvements
• Contribute to hiring and help raise the bar for frontend quality across the team

• 4+ years of experience in frontend or product-focused engineering
• Deep expertise with React; experience with Next.js and/or Vite is a plus
• Strong command of Type Script and modern Java Script
• Close attention to detail and pride in building polished user experiences
• Ability to own projects end-to-end with minimal oversight
• Interest in AI systems, developer tools, or highly technical products
• Comfort working in ambiguous, fast-moving environments

• High impact: Build the frontend of a platform solving real problems in AI reliability and trust
• Early ownership: Work directly with founders and influence core product and technical decisions
• Growth: Opportunity to grow into a staff-level or lead role as the company scales
• Flexibility: Remote-friendly with optional in-person collaboration
• Strong team: Collaborate with experienced engineers and product leaders

• Competitive salary and meaningful equity
• Health, vision, and dental insurance
• Flexible PTO
• Remote-friendly / hybrid culture
• Regular team off-sites and team events