Front end engineer - React

ABOUT THE COMPANY

ROI-AI is a seed-stage startup with a solid technical foundation and early customer traction, looking to expand the engineering team to complete our MVP and scale.

About the Role

We're looking for a Frontend Engineer to build the user-facing experience for our AI-powered chargeback management platform. You'll work on a chat-first interface where analysts interact with AI agents, review evidence, and manage dispute workflows. This is a high-impact role where your work directly shapes how customers experience our product.

What You'll Do

- Build and maintain our React/TypeScript web application

- Develop real-time chat interfaces with WebSocket integration

- Create data visualization components for case analytics and evidence review

- Implement responsive, accessible UI using shadcn/ui and Tailwind CSS

- Work with TanStack Query for data fetching and state management

- Integrate with Clerk for authentication and user management

- Write Playwright tests for critical user flows

- Collaborate with backend engineers on API contracts and real-time protocols

- Contribute to design system and component architecture

Tech Stack

Layer Technologies

Framework - React, TypeScript, Vite

Styling - Tailwind CSS, shadcn/ui, Radix UI

State - TanStack Query, React Context

Real-time - WebSocket (native), custom hooks

Auth - Clerk

Forms - React Hook Form, Zod validation

Testing - Playwright (E2E)

Build - Vite, Docker, nginx

Requirements

- 3+ years of frontend development experience

- Strong React and TypeScript proficiency

- Experience with modern CSS (Tailwind, CSS-in-JS, or similar)

- Understanding of REST APIs and real-time communication (WebSocket)

- Experience with component libraries and design systems

- Comfortable with testing (unit, integration, or E2E)

- Strong attention to UI/UX details

- Ability to work independently in a fast-paced startup

Nice to Have

- Experience with chat/messaging interfaces

- Real-time application development (WebSocket, SSE)

- Data visualization experience (charts, tables, dashboards)

- Accessibility (WCAG) experience

- Experience with Clerk, Auth0, or similar auth providers

- Familiarity with AI/LLM-powered applications

- Financial services or enterprise B2B SaaS experience

- Previous startup or founding engineer experience

What You'll Work On (First 90 Days)

- Month 1: Onboard, understand the codebase, ship UI improvements and bug fixes

- Month 2: Own a core feature (case workspace, evidence viewer, or chat improvements)

- Month 3: Lead implementation of a major frontend initiative, contribute to design system

Key Features You'll Build

- Chat Interface: Real-time messaging with AI agents, tool results, file uploads

- Case Workspace: Evidence panels, document viewers, verification results

- Dynamic UI: Agent-driven components that render based on backend state

- Analytics Dashboard: Case metrics, recovery rates, performance charts

- Settings & Admin: Organization management, user roles, retailer configuration

Compensation: The compensation offered for this role will be at the prevailing best market rate.

You must have a valid passport to apply for this role. (Having USA VISA holders will be preferred)

Company: ROI-AI Website