Senior Frontend React Engineer

Modern Family Law•Bellevue, WA

2d•$130,000 - $145,000

About The Position

Modern Family Law is seeking a Senior Frontend React Engineer to build a new technology product for family law. The product will support real legal workflows used by clients and attorneys and will integrate enterprise systems, payments, data, and AI capabilities. This role owns the frontend architecture and implementation, establishing foundations that can support the product as it grows. The engineer will build the application using React and TypeScript, with Vite, and work closely with product, design, backend, and operational partners. The role covers shared components and application structure; complex, multi-step workflows; API integration; secure, role-aware user experiences; AI-enabled workflow interfaces; and production quality. The engineer will also establish frontend conventions and testing practices, review code, and provide technical guidance to an existing frontend developer. The position requires residence within commuting distance of one of the firm’s offices in San Jose, Oakland, Seattle, Bellevue, or Everett. The firm describes compensation as highly competitive and offers performance incentives and comprehensive benefits. The stated annual compensation range is $130,000–$145,000, reflecting base salary plus projected bonuses and billable-hour commission; actual pay may vary based on experience, location, billable-hour expectations, and other job-related factors. Full-time employees are eligible for the benefits described in the posting, and work from anywhere is available to eligible employees after six months.

Requirements

Production experience building React and TypeScript applications with complex user workflows.
Experience establishing frontend architecture for products with meaningful application state and significant backend-service integration.
Strong knowledge of component architecture, state management, forms, routing, and maintainable frontend patterns.
Experience building multi-step or workflow-based applications with validation, conditional logic, persistence, recovery, and clear error states.
Understanding of frontend authentication flows and role-aware interfaces, including which controls must be enforced by backend services.
Experience partnering with backend engineers to define API contracts and data structures.
Strong accessibility, responsive design, browser compatibility, and frontend performance practices.
Experience implementing automated frontend testing for critical components and user workflows.
Ability to review code, establish frontend standards, and provide technical guidance to other frontend developers.
Ability to work independently as the senior frontend engineer on a greenfield product and make sound architectural decisions.
Must reside within commuting distance of an office in San Jose, Oakland, Seattle, Bellevue, or Everett.

Nice To Haves

Experience designing frontend experiences for AI-enabled workflows.
Experience building payment, client intake, or other state-sensitive workflows.
Experience working with sensitive client data or in a regulated environment.
Experience working closely with product and design teams to translate prototypes into production applications.
Legal industry or legal technology experience.

Responsibilities

Own frontend architecture and implementation in React and TypeScript, from shared components and application structure through production workflows.
Translate product designs and interactive prototypes into production-ready user experiences, coordinating with product and backend engineers on design, workflow, and data requirements.
Develop frontend patterns for complex multi-step workflows, including forms, conditional logic, validation, autosave, resume, loading states, error handling, and recovery.
Partner with the Senior Backend API Engineer to define API contracts, data structures, error handling, and client/server responsibilities.
Establish component architecture, state-management patterns, routing, form strategy, and frontend conventions for a maintainable application.
Build secure, role-aware client and attorney experiences with strong validation, clear feedback, and accurate presentation of permissions and workflow state.
Integrate AI-powered capabilities into workflows, including presentation of generated content, sources, confirmations, corrections, loading states, and failures.
Own frontend performance, accessibility, responsive behavior, browser support, and production quality throughout development.
Establish testing practices for critical components and user workflows, including component, workflow, and regression coverage.
Review code, set frontend standards, and provide technical guidance to the existing frontend developer as the team grows.

Benefits

Health insurance, with an optional Health Savings Account (HSA).
Short-term disability and long-term disability.
Dental insurance and vision care.
Life insurance.
Healthcare and Dependent Care Flexible Spending Accounts.
401(k) Retirement Plan.
Vacation, sick time, and public holidays.
Employee assistance program.
Voluntary accident insurance, voluntary life insurance, voluntary disability, voluntary long-term care, voluntary critical illness and cancer insurance, and pet insurance.
Commuter and transit benefit programs may be available in certain markets.
Training and development.
Performance incentives.
Work from anywhere after six months for eligible employees.