React Architect / Lead Front-End Engineer

TechDigital Group; Jersey City (NJ); On-site; USD 180,000 - 230,000; Full time

Job summary

TechDigital Group in Jersey City seeks a senior Front-end Engineer to lead complex web applications built with React and TypeScript. You will own front-end architecture, drive performance, and collaborate closely with UX, Product, and Backend teams to deliver scalable experiences.

The ideal candidate has 12+ years of software engineering with deep frontend expertise, strong React/TypeScript skills, and experience with modern tooling, testing, accessibility, and design systems.

Qualifications

• 12+ years of software engineering with deep front-end emphasis.
• Expert-level React, including hooks, context, and rendering optimization.
• Strong TypeScript and modern JavaScript skills.
• Experience with testing frameworks such as Jest/Vitest, React Testing Library, Playwright, or Cypress.

Responsibilities

• Lead development of complex, user-facing web apps using React and TypeScript, owning front-end architecture and delivery.
• Collaborate with UX and Product to translate designs into high-quality experiences with performance and accessibility in mind.
• Establish and evolve front-end standards including architecture, state management, routing, and testing practices.
• Build using design systems and component libraries, theming, responsive layouts, and cross-browser compatibility.
• Drive performance through Core Web Vitals optimization, bundle optimization, SSR/CSR strategies, and caching.
• Implement advanced UI capabilities including data visualization, real-time updates, offline support, and complex forms/workflows.
• Ensure secure client-side development — auth flows, token handling, secure storage, and protection against common vulnerabilities.
• Collaborate with backend teams on GraphQL/REST APIs, advocating for front-end friendly designs.

Skills

React

Next.js

TypeScript

GraphQL

AI Tools (GitHub Copilot / Claude Code

Tools

Vite

Webpack

Babel/SWC

npm/pnpm/yarn

Jest/Vitest

Playwright

Cypress

Storybook

Job description

Responsibilities

• Lead development of complex, user-facing web applications using React and TypeScript, owning front-end architecture and delivery.
• Partner with UX and Product teams to translate designs into high-quality user experiences while considering performance, accessibility, and feasibility.
• Establish and evolve front-end standards including component architecture, state management, routing, coding conventions, and testing practices.
• Build using Banking's EXDS UI foundations, including design systems, component libraries, theming, responsive layouts, and cross-browser compatibility.
• Drive performance and quality through Core Web Vitals optimization, bundle optimization, rendering strategies, caching, and observability.
• Implement advanced UI capabilities including data visualization, real-time updates, offline-friendly applications, and complex forms/workflows.
• Ensure secure client-side development practices, including authentication flows, token handling, secure storage, and protection against common web vulnerabilities.
• Collaborate with backend teams on GraphQL and REST API contracts, advocating for front-end friendly designs including pagination, filtering, caching, and error handling.

Required Qualifications

• 12+ years of software engineering experience with deep expertise in front-end web development.
• Expert‑level proficiency in React, including hooks, component composition, context, and rendering optimization.
• Strong TypeScript and modern JavaScript skills.
• Experience with modern front-end tooling including Vite, Webpack, Babel/SWC, npm/pnpm/yarn, and build/release pipelines.
• Strong CSS expertise, including responsive design, theming, and scalable styling approaches.
• Experience with testing frameworks such as Jest/Vitest, React Testing Library, Playwright, and Cypress.
• Strong knowledge of accessibility standards (WCAG/ARIA) and accessibility testing practices.
• Experience optimizing application performance, including Core Web Vitals, bundle splitting, SSR/CSR strategies, and caching.
• Strong GraphQL and REST API integration experience.
• Knowledge of web security best practices, including XSS/CSRF prevention and secure authentication/session management.
• Experience with front-end observability, logging, monitoring, and production debugging.
• Hands‑on experience using AI‑assisted engineering tools such as GitHub Copilot or Claude Code for development, testing, refactoring, and debugging.

Top Skills

• React
• Next.js
• TypeScript
• GraphQL
• AI Tools (GitHub Copilot / Claude Code)

Preferred Qualifications

• Experience with Next.js, Remix, and SSR.
• Experience with design systems, Storybook, and design tokens.
• Experience with micro-frontends and Module Federation.
• Experience with D3, Canvas/WebGL, advanced data grids, and animation libraries.
• Familiarity with OAuth2/OIDC and enterprise SSO integrations.
• Proven experience modernizing legacy front-end applications and improving developer experience (DX).