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Senior Front End React.JS
LinkedIn Recruiter Post
Senior Front End React.JS contractor needed for onsite work in Toronto, ON. Must have strong React, TypeScript, and Node.js skills.
About the role
- Frontend Software Engineer building high-performance AI collaboration interfaces at Harvey. Leading UI development for legal tech products and ensuring frontend reliability and security.
Responsibilities
- Build new interfaces for lawyers and organizations to collaborate with AI
- Lead end-to-end UI features for Shared Spaces 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.
- Raise the bar on frontend reliability and security UX for enterprise and regulated environments
Requirements
- 4+ years (post-BS/MS) of frontend-focused software engineering experience
- Experience working across the stack to ship user-facing features with measurable impact
- Experience with React, Typescript, and CSS (we use Tailwind CSS)
- Track record of shipping highly intuitive products, strong attention to detail
- Strong programming skills and general Computer Science knowledge
Benefits
- Be part of building something special as a founding member of our Toronto team
- Structured hybrid working arrangement: 3 days in our Toronto office, 2 days working from home
Job title
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Experience level
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LP
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