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Senior Frontend Developer

Job in Mundelein, Lake County, Illinois, 60060, USA
Listing for: Ravh-IT
Full Time position
Listed on 2026-10-18
Job specializations:
  • Software Development
    Front End Developer, React.js
Job Description & How to Apply Below
Job Description

Job Title:
Senior React Frontend Developer

Location: 200 I Street, SE, Washington DC, 20003

This is W2 Requirement no C2C please

Key Responsibilities:

  • Design, develop, and maintain responsive web applications using React.js.
  • Build reusable, scalable, and maintainable React components and frontend libraries.
  • Ensure compliance with Section 508 and accessibility best practices across all user interfaces.
  • Integrate frontend applications with RESTful APIs and backend services.
  • Manage application state using Redux and handle asynchronous data flows.
  • Collaborate with UX/UI designers to implement intuitive and accessible user experiences.
  • Develop and execute unit and integration tests using Jest and React Testing Library.
  • Participate in code reviews and maintain high standards for code quality and performance.
  • Optimize application performance through code splitting, lazy loading, memoization, and other best practices.
  • Work closely with cross-functional teams, including backend developers, QA engineers, product owners, and stakeholders.
  • Support Agile development processes, including sprint planning, daily stand-ups, and retrospectives.
  • Utilize Git-based version control and CI/CD tools such as Jenkins for streamlined deployments.
  • Create and maintain technical documentation for application features, enhancements, and processes.

Required Qualifications:

  • Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience).
  • 5+ years of frontend development experience.
  • Strong expertise in React.js, JavaScript (ES6+), HTML5, and CSS
    3.
  • Experience with Redux for state management.
  • Hands-on experience integrating RESTful APIs using Axios or similar tools.
  • Strong understanding of Section 508, WCAG, and accessibility compliance requirements.
  • Experience with Git, Git workflows, and source code management.
  • Experience with CI/CD tools such as Jenkins.

Position Requirements
10+ Years work experience
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