San Francisco, Canada Hybrid Full-time USD 231,000 – 340,000 / year

Harvey is hiring a Staff Software Engineer, OfficeJS

Responsibilities

  • Own and lead the technical direction of Harvey in Word, our flagship Office Add-in product, alongside our other Microsoft Office integrations.
  • Build the AI-native editing experience: agentic document rewrites, real-time redlining, and playbook automation that transforms how lawyers work
  • Design and build sophisticated integrations with Microsoft Word using the OfficeJS API, including document manipulation, playbook reviews, and AI-assisted drafting
  • Architect scalable, maintainable solutions that handle the constraints and quirks of the Office Add-in environment across platforms (Windows, Mac, Web)
  • Build polished, high-performance interfaces with crisp interactions and resilient error handling
  • Collaborate with product, design, and backend teams to shape APIs and UX for AI-powered features like streaming results and tool-calling workflows
  • Navigate Office Add-in requirement sets, versioning, and cross-platform compatibility to ensure broad, reliable support
  • Contribute to Harvey in Outlook and shape the next generation of agentic AI interfaces across the Microsoft suite
  • Mentor engineers, drive technical decisions, and raise the bar on quality and developer experience

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

Nice to Have

  • Familiarity with Microsoft Office Add-in guidelines and AppSource submission process is a plus

Work Arrangement

Hybrid — San Francisco, CA

Additional Information

  • Relocation assistance is offered to new employees.
  • The role is based in San Francisco, CA.
  • Hybrid in-person work model.
Required Skills
HTMLCSSReactJS
About company
Harvey
Harvey is transforming how legal and professional services operate by combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise.
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Job Details
Department Engineering
Category Frontend
Posted a month ago