Staff Software Engineer, Frontend

About the role

Lead frontend engineering at Harvey, revolutionizing legal AI with React and TypeScript. Build polished, high-performance interfaces for a fast-growing AI startup in a hybrid San Francisco role.

Responsibilities

• Build new interfaces for lawyers and organizations to collaborate with AI.
• Lead end-to-end UI features for Assistant, Vault, Workflows, our Word/Outlook add-ins, and future Harvey products — from scoping and design reviews to implementation, launch, and iteration.
• Build polished, high-performance React + TypeScript interfaces using TailwindCSS, with crisp interactions, resilient state management, and strong error handling.
• Architect reusable components and patterns and evolve our internal design system.
• Optimize frontend performance at scale.
• Collaborate tightly with design and backend/infrastructure to shape APIs and UX for long-running jobs, streaming results, and tool-calling workflows.

Eligibility

• Experience with React, Typescript, and CSS (we use TailwindCSS)
• Track record of building fast-growing SaaS products by leveraging PWA technologies
• Track record of shipping highly intuitive products, strong attention to detail
• Experience working at startups and scaleups (anywhere from early-to-late-stage) is a plus

Skills

• React
• Typescript
• CSS
• TailwindCSS

Benefits

• Competitive compensation range: $238,000 - $290,000 USD
• Relocation assistance to new employees
• Opportunity to work with a fast-growing AI startup