React Engineer

Talenzaa; Jersey City (NJ); On-site; USD 120,000 - 180,000; Full time

Job summary

Talenzaa seeks an senior frontend engineer with 10+ years of experience, strong React expertise, and hands-on with module federation to design scalable UI for data-dense dashboards.

Ideal candidates will master modern design systems, real-time UI streaming, and maintainable code with strong testing and performance optimization skills.

Qualifications

• 10+ years front-end/full-stack experience.
• 8+ years hands-on React experience.
• Independent with light direction; product-minded; banking/financial services a plus.

Skills

React

Module Federation

State management

REST/GraphQL

Design systems

Real-time UI

Testing

CI/CD

Performance optimization

SSR/SSG

Data dashboards

Tools

Mantine

MUI

Ant Design

React Router 6

React Query

SWR

Jest

RTL

Cypress

Playwright

WebSockets

SSE

Virtualization

Job description

10+ years front-end / full-stack; 8+ years hands-on React.

Works independently with light direction; product-minded; banking / financial services a plus.

5+ years leading and mentoring developers.

Must-Haves

• Webpack 5 Module Federation / micro-frontends - wiring host shells and remote MFEs. (Vite / Next.js / other modern build setups count too.)
• State management (valtio / Zustand / Redux / Recoil) and react-router 6.
• API & data fetching - REST (or GraphQL), and server-state libraries (React Query / SWR), with proper loading / error / cancellation handling.
• Design systems (Mantine / MUI / Ant Design or similar) and HTML, CSS, SCSS/Sass; responsive, accessible UI (WCAG / ARIA).
• Real-time UI via Server-Sent Events (SSE) / WebSockets (e.g., LLM token streaming).
• Data-heavy dashboards - building performant, data-dense UIs (tables, grids, charts) that handle large datasets smoothly.
• Testing: Jest + React Testing Library and E2E (Cypress / Playwright).
• Git workflow (branching, PRs, code review), CI/CD, and performance / bundle optimization (code splitting, lazy loading, virtualization).
• Familiarity with SSR / SSG (Next.js or similar) is a plus.
• Strong Plus - AI Interface Skills Priority: building chat / assistant UIs that stream responses token-by-token, code safely (XSS-safe), and visualize agentic tool-use workflows.