UI Engineer

Location: San Francisco Workplace: onsite Filevine is a Legal AI company delivering Legal Operating Intelligence for the future of legal work. Grounded in a singular system of truth, Filevine brings together data, documents, workflows, and teams into one unified platform—where modern legal work happens with clarity and consistency.   Powered by LOIS, the Legal Operating Intelligence System, Filevine connects context across every matter to transform legal operations from reactive to proactive. LOIS reads, understands, and reasons across your data to surface insight, automate complexity, and give professionals the clarity and confidence to see more, know more, and do more. Fueled by a team of exceptional collaborators and innovators, Filevine’s rapid growth has earned AI awards and recognition from Deloitte and Inc. as one of the most innovative and fastest-growing technology companies in the country. Role Summary:   We’re looking for a UI Engineer to focus on execution, polish, and UX quality across the Word add-in and the web app. This role is engineering-first. You won’t own UX strategy or define workflows from scratch. Instead, you’ll work from clearly defined interaction models and design direction set by the Product Design Engineer and Frontend leads, and make the product feel fast, intentional, and reliable.   You should care deeply about details, understand how AI systems behave at the UI layer, and be comfortable working with streaming states, partial results, and failure modes without papering over them. Responsibilities Implement high-quality UI across the Word add-in and web app using React and TypeScript Improve interaction quality for AI-driven workflows, including loading states, streaming output, retries, and error handling Reduce UX friction across the product by fixing layout issues, state inconsistencies, spacing problems, and rough edges Apply and extend existing design patterns and component systems consistently Work closely with Product Design Engineers and Frontend Engineers to ensure design intent is preserved in implementation Make AI behavior feel understandable, predictable, and trustworthy at the UI layer Move quickly on UI fixes and improvements without waiting on heavy product or design processes Qualifications Strong frontend engineering skills with React and TypeScript High standards for UI polish, interaction quality, and visual consistency Comfort working with async systems, streaming data, and non-deterministic states Enough system-level understanding to reason about latency, failures, and partial results Ability to take direction clearly and execute with precision A bias toward fixing what’s broken instead of working around it Experience with complex, user-facing products where UX quality mattered Nice to Have Experience with AI-powered products or systems with streaming or long-running workflows Experience building for constrained or embedded surfaces like plugins, extensions, or add-ins Familiarity with Microsoft Word add-ins or similar environments What's In It For You You’ll work on a flagship AI product used daily by legal teams You’ll ship frequently and see your work live in production You’ll collaborate with senior engineers and product leaders in a tight feedback loop You’ll help shape a UI that users actually trust If you care about clean UI, strong execution, and making complex systems feel simple, we’d like to talk. Compensation Information: $120,000 - $160,000 base   The base salary range represents the low and high end of the salary range for this position. The total compensation package for this position will be determined by each individual’s location, qualifications, education, work experience, skills and performance. We believe in the importance of pay equity - the range listed is just one component of Filevine’s total compensation package for employees. This position is also eligible for a paid time off policy, as well as a comprehensive benefits package.       Cool Company Benefits: - A dynamic, rapidly growing company, focused on helping organizations thrive  - Medical, Dental, & Vision Insurance (for full-time employees) - Competitive & Fair Pay - Maternity & paternity leave (for full-time employees) - Short & long-term disability - Opportunity to learn from a dedicated leadership team - Top-of-the-line company swag   Privacy Policy Notice Filevine will handle your personal information according to what’s outlined in our Privacy Policy.   Communication about this opportunity, or any open role at Filevine, will only come from representatives with email addresses using "filevine.com". Other addresses reaching out are not affiliated with Filevine and should not be responded to.