Senior Software Engineer, Frontend
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Job Summary
Why Harvey
At Harvey were transforming how legal and professional services operate. By combining frontier agentic AI an enterprise-grade platform and deep domain expertise were reshaping how critical knowledge work gets done for decades to come.
This is a rare chance to help build a generational company at a true inflection point. With 1500 customers in 60 countries strong product-market fit and world-class investor support were scaling fast and defining a new category in real time. The work is ambitious the bar is high and the opportunity for growth personal professional and financial is unmatched.
Our team moves fast takes ownership and is deeply committed to the mission operating with intensity staying close to our customers and pushing each other for excellence. We live by three values: Decisiveness Simplicity and Jobs Not Finished. We act quickly on clear judgment over perfect information we believe simplicity is what scales and were never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive wed love to build with you.
At Harvey the future of professional services is being written today and were just getting started.
Role Overview
As a Frontend Software Engineer at Harvey you will own and lead engineering projects that define the user experience of users of Harvey. The team is composed of highly motivated skilled and considerate engineers. Everything we touch is polished to high standards extending to all aspects of our work from design to architecture to code to slack communication. We also build enterprise-grade collaboration product experiences for law firms.
This role is based in Toronto Canada. We use a hybrid 3 days-per week in-person work model and offer relocation assistance to new employees.
What Youll Do
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
What You Have
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
What We Offer
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
We are an AI company and we use AI to improve all of our processes including in the recruitment process. Whilst we do use AI to help improve efficiency in our recruitment process we do not rely on AI to make any automated decisions and ensure that a human reviews AI output.
Depending on your location an Applicant Privacy Notice may apply to you. You can find all of our Applicant Privacy Notices here.
#LI-KT1
Harvey is an equal opportunity employer and does not discriminate on the basis of race gender sexual orientation gender identity/expression national origin disability age genetic information veteran status marital status pregnancy or related condition or any other basis protected by law.
We are committed to providing reasonable accommodations to applicants with disabilities and requests can be made by emailing
Required Experience:
Senior IC
Key Skills
About Company
Professional Class AI – Harvey is the platform built to meet the standards of the world’s leading professional service firms.
