Senior Software Engineer, Frontend

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. We have 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.

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.

• 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

• 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

• 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.

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The annualized base salary ranges for the role are listed below. Harvey pay ranges vary based on work location. As a part of the total compensation package this role may be eligible for the Harvey Bonus Plan or a role-specific commission/bonus as well as annual refresh equity grants. Recruiters can share more detail during the hiring process. Each candidates compensation offer will be based on multiple factors including but not limited to geography experience skills job duties and business need among other things.

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