React UI Front end developer jobs in United States
info-icon
This job has closed.
company-logo

HCL Global Systems Inc · 10 hours ago

React UI Front end developer

HCL Global Systems Inc is seeking a Senior Frontend Engineer with strong expertise in React and modern JavaScript/TypeScript. The role involves developing and optimizing frontend applications, ensuring responsiveness, and integrating APIs while maintaining high standards of performance and accessibility.

B2BConsultingHuman ResourcesInformation TechnologySoftwareStaffing Agency
check
H1B Sponsor Likelynote

Responsibilities

Strong expertise in React and modern JavaScript/TypeScript with advanced proficiency in: React hooks, context, and state management patterns, TypeScript interfaces, generics, and type safety, Modern ES6+ JavaScript features
Advanced React ecosystem experience including: State management libraries (Redux), Component libraries and design systems, React Router for client-side routing, Form handling and validation libraries
Frontend build tools and workflows proficiency: Webpack, Vite, or similar bundlers, Package managers (npm, yarn, pnpm)
CSS expertise with responsive design: CSS Grid, Flexbox, and modern layout techniques, CSS-in-JS solutions (styled-components, emotion) or utility frameworks (Tailwind)
Testing expertise for frontend applications: Unit testing with Jest and React Testing Library, Component testing and mocking strategies, Browser testing and debugging tools
API integration experience including: RESTful API consumption and error handling, HTTP client libraries (fetch, axios)
Strong understanding of frontend performance optimization and web standards

Qualification

React.JsTypeScriptAPI IntegrationUnit TestingCSSReduxWebpackCypressResponsive DesignDesign SystemsAccessibility StandardsProgressive Web Apps

Required

React.Js
Api Integration
Css
Unit Testing With Jest
8+ years of professional frontend development experience
Strong expertise in React and modern JavaScript/TypeScript with advanced proficiency in React hooks, context, and state management patterns
TypeScript interfaces, generics, and type safety
Modern ES6+ JavaScript features
Advanced React ecosystem experience including state management libraries (Redux), component libraries and design systems, React Router for client-side routing, form handling and validation libraries
Frontend build tools and workflows proficiency including Webpack, Vite, or similar bundlers, package managers (npm, yarn, pnpm)
CSS expertise with responsive design including CSS Grid, Flexbox, and modern layout techniques, CSS-in-JS solutions (styled-components, emotion) or utility frameworks (Tailwind)
Testing expertise for frontend applications including unit testing with Jest and React Testing Library, component testing and mocking strategies, browser testing and debugging tools
API integration experience including RESTful API consumption and error handling, HTTP client libraries (fetch, axios)
Strong understanding of frontend performance optimization and web standards

Preferred

End-to-end testing experience with frameworks like Playwright or Cypress
Experience with design systems and component library development
Familiarity with accessibility standards (WCAG) and inclusive design
Understanding of web performance metrics (Core Web Vitals, lighthouse)
Experience with CI/CD pipelines for frontend deployments
Knowledge of CDN optimization and static site deployment
Background in design tools (Figma, Sketch) and design-to-code workflows
Experience with progressive web apps (PWAs) and modern web APIs

Company

HCL Global Systems Inc

company-logo
HCL Global Systems is a staffing and recruiting company providing consulting and business solutions.

H1B Sponsorship

HCL Global Systems Inc has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (265)
2024 (285)
2023 (378)
2022 (390)
2021 (470)
2020 (736)

Funding

Current Stage
Late Stage

Leadership Team

A
Andy HCL
Cheif Marketing Officer
linkedin
Company data provided by crunchbase