Why This Job is Featured on The SaaS Jobs
This Senior Software Engineer, Frontend role stands out in the SaaS landscape because it sits at the product surface area where enterprise users actually experience AI. The listing points to a multi-product platform with integrations into established workflows such as Microsoft Word and Outlook, which is a common pattern for SaaS companies aiming to reduce adoption friction while expanding into regulated, high-stakes use cases.
From a SaaS career perspective, the work maps to durable competencies: building reusable UI systems, shipping end-to-end features from scoping through iteration, and optimizing performance as usage scales. The emphasis on resilient state management, error handling, and security-focused UX also signals exposure to the reliability expectations that differentiate enterprise SaaS from consumer software. Collaboration with backend and infrastructure on streaming results and long-running jobs adds valuable experience in designing interfaces for asynchronous, AI-driven workflows.
This role is best suited for engineers who prefer product-facing ownership and a high bar for interface quality, and who enjoy partnering closely with design to shape interaction patterns. It should appeal to someone at a senior stage who wants to influence frontend standards while still spending meaningful time shipping.
The section above is editorial commentary from The SaaS Jobs, provided to help SaaS professionals understand the role in a broader industry context.
Job Description
Why Harvey
At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re 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, we’re 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 Job's Not Finished. We act quickly on clear judgment over perfect information, we believe simplicity is what scales, and we're never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive, we'd love to build with you.
At Harvey, the future of professional services is being written today — and we’re just getting started.
Role Overview
As a Senior Software Engineer, Frontend at Harvey, you will be part of the engineering team that defines the user experience of our different products: Assistant, Vault, Workflows, and Harvey in Microsoft Word and Outlook. You will also lead frontend engineering on new products that we are building at 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. If any of this resonates with you, this role might be right for you.
What You'll Do
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.
Raise the bar on frontend reliability and security UX for enterprise and regulated environments.
Mentor peers through thoughtful code reviews and documentation; help refine our frontend standards and developer experience.
What You Have
5+ YoE (post-BE/ B.Tech/MS) in a product focused frontend software engineering role
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
Additional Information
Depending on your location, an Applicant Privacy Notice may apply to you. You can find all of our Applicant Privacy Notices [here].
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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 accommodations@harvey.ai
