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Senior ReactJS Developer

Job in Chicago, Cook County, Illinois, 60290, USA
Listing for: Ethereum Technologies
Full Time position
Listed on 2026-11-07
Job specializations:
  • Software Development
    Front End Developer, React.js, Backend Developer
Salary/Wage Range or Industry Benchmark: 90000 - 150000 USD Yearly USD 90000.00 150000.00 YEAR
Job Description & How to Apply Below

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Work Authorization: US Citizen, Green Card, OPT-EAD, CPT, H-1B, H4-EAD, Other

Job Description:

Key Responsibilities
  • Develop and maintain web applications using React.js and Next.js.
  • Build reusable, maintainable, and responsive UI components.
  • Integrate frontend applications with RESTful APIs and backend microservices.
  • Collaborate with UX/UI designers to implement user-friendly interfaces.
  • Optimize applications for performance, scalability, accessibility, and responsiveness.
  • Participate in code reviews and contribute to coding standards and best practices.
  • Troubleshoot and resolve application issues across development, testing, and production environments.
  • Work closely with backend teams to implement secure and efficient integrations.
  • Participate in Agile ceremonies including sprint planning, stand-ups, and retrospectives.
  • Mentor junior developers and contribute to knowledge sharing within the team.
  • Support deployment activities and production issue resolution as needed.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.

Position Requirements
10+ Years work experience
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