
Job Overview
Location
San Francisco
Job Type
Full-time
Category
Software Engineering
Date Posted
June 26, 2026
Full Job Description
đź“‹ Description
- • Own and lead the technical direction of Harvey in Word, a flagship Microsoft Office Add-in built on OfficeJS, and other Microsoft Office integrations.
- • Build AI-native editing experiences including agentic document rewrites, real-time redlining, and playbook automation tailored for legal professionals using Microsoft Word.
- • Design and implement sophisticated integrations with Microsoft Word using the OfficeJS API, enabling document manipulation, playbook reviews, and AI-assisted drafting directly within the Word interface.
- • Architect scalable, maintainable solutions that address the unique constraints and platform-specific quirks of the Office Add-in environment across Windows, Mac, and Web.
- • Develop polished, high-performance user interfaces with crisp interactions and resilient error handling to ensure seamless user experiences within Microsoft Word.
- • Collaborate with product, design, and backend teams to shape APIs and user experience for AI-powered features such as streaming results and tool-calling workflows.
- • Navigate Office Add-in requirement sets, versioning, and cross-platform compatibility to ensure broad, reliable support across Microsoft Office versions and operating systems.
- • Contribute to the development of Harvey in Outlook and help shape the next generation of agentic AI interfaces across the Microsoft 365 suite.
- • Mentor junior engineers, drive technical decisions, and elevate standards for code quality, architecture, and developer experience across the Embedded Experiences team.
- • Ensure all Office Add-in products comply with Microsoft’s guidelines and are prepared for submission to AppSource.
- • Work within a hybrid in-person model based in San Francisco, CA, with direct collaboration on-site as required.
- • Maintain deep focus on simplicity, decisiveness, and ownership, aligning with Harvey’s core values of Decisiveness, Simplicity, and Job’s Not Finished.
🎯 Requirements
- • 5+ years of software engineering experience, with significant depth in Office Add-in development using OfficeJS
- • Experience building and shipping a production Office Add-in product, ideally one used at enterprise scale
- • Strong proficiency in JavaScript/TypeScript, HTML, and CSS
- • Deep understanding of Office Add-in architecture, requirement sets, manifest configuration, and cross-platform considerations
- • Experience with React or similar modern frontend frameworks
- • Track record of shipping highly intuitive products with strong attention to detail
🏖️ Benefits
- • Compensation range of $231,000 - $340,000 depending on location
- • Relocation assistance provided to new employees
- • Hybrid in-person work model based in San Francisco, CA
- • Opportunity to work on a generational AI product with 1500+ customers in 60+ countries
Skills & Technologies
See exactly how your profile matches this role — strengths, skill gaps, and what to do about them.
About Harvey AI Inc.
Harvey AI Inc. provides a generative artificial-intelligence platform engineered specifically for the legal profession. The software integrates with law-firm workflows to automate contract drafting, review, due-diligence and regulatory research, producing lawyer-quality language grounded in up-to-date statutes and precedents. Harvey combines large language models trained on legal corpora with secure, private-cloud deployment and firm-specific fine-tuning to maintain confidentiality and compliance. Clients range from global law firms to in-house legal departments seeking efficiency gains without compromising accuracy or security. The company was founded in 2022 and is headquartered in San Francisco, California.
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