ExpertGrid
← All jobs

Frontend Developer (React)

$30 - $70/hr Worldwide Remote · worldwide coding Contract / freelance
Pay rate · $30 - $70/hr
  • Job Description
  • Frontend Developer (React)
  • Contractor
  • Remote

Job Summary

In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities

  • Design, develop, and maintain responsive web applications using React.js and modern JavaScript.
  • Collaborate closely with UI/UX designers, backend engineers, and product managers to deliver high-quality features.
  • Translate wireframes and visual designs into interactive and accessible interfaces.
  • Ensure cross-browser compatibility and optimize applications for speed and scalability.
  • Write clean, reusable, and well-documented code following best practices.
  • Contribute to code reviews, provide constructive feedback, and mentor junior developers.
  • Stay updated with emerging frontend trends and advocate for continuous improvement within the team.

Required Skills and Qualifications

  • Expert level of hands-on experience developing web applications with React.js and JavaScript.
  • Demonstrated ability to build and maintain responsive, user-centric interfaces.
  • Strong written and verbal communication skills, with a collaborative mindset.
  • Proficient in debugging, performance tuning, and browser compatibility techniques.
  • Experience integrating with RESTful APIs and third-party services.
  • Deep understanding of HTML5, CSS3, and modern frontend tooling.
  • Proven track record of delivering complex projects in remote, distributed teams.

Preferred Qualifications

  • Familiarity with other modern JavaScript frameworks (e.g., Vue, Angular).
  • Experience with state management libraries and frontend testing frameworks.
  • Background in building accessible web applications.
Fill in your name, country and email to proceed to next step.
Looking for something else? Browse all AI jobs →