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Staff Software Engineer, OfficeJS

New York💼 Full-time💰 $231,000–$231,000🗓 2026-06-25 → 2026-09-25

Core

Lead the development of Harvey in Word, an AI-powered Microsoft Office Add-in that enables lawyers to draft, review, and edit documents directly within Word using agentic AI capabilities.

Role type

Staff Software Engineer (Office Add-in Development)

Builds

Harvey in Word (Microsoft Office Add-in) and related Outlook integrations

Domain

Legal Tech / Enterprise SaaS / Microsoft 365

Deliverable

product features

Required skills

OfficeJS, Office Add-in development, JavaScript/TypeScript, HTML, CSS, React, cross-platform development (Windows, Mac, Web), API design, technical leadership

Preferred skills

Outlook Add-in development, Microsoft 365 integrations (SharePoint, Teams), legal tech domain knowledge, AI/LLM integration experience

Technologies

OfficeJS, React, Microsoft 365

Responsibilities

Own technical direction of Harvey in Word, build AI-native editing features (agentic rewrites, redlining), design OfficeJS integrations, architect scalable solutions for Office Add-in environment, mentor engineers, contribute to Outlook integration

Seniority

Staff, hands-on IC with leadership responsibilities

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