Nextmark

Frontend Developer - (HTML,CSS)

Contractor · Remote · 10 openings

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

  • • Translate design files into clean, responsive, and reusable UI components using modern frontend technologies.
  • • Collaborate closely with UX/UI designers and backend developers to deliver integrated, high-quality solutions.
  • • Implement and optimize front-end logic using Angular, Vue.js, React, Bootstrap, and JQuery.
  • • Develop and maintain scalable UI components with a focus on performance and accessibility.
  • • Integrate front-end applications with APIs and cloud platforms to power dynamic, data-driven experiences.
  • • Execute unit and automated tests to ensure code reliability and maintainability.
  • • Troubleshoot, debug, and resolve complex front-end issues effectively.

Required Skills & Qualifications

  • • Expert-level proficiency in HTML, CSS, and JavaScript.
  • • Hands-on experience with frameworks such as Angular, Vue.js, React, and Bootstrap.
  • • Solid understanding of working with design files and converting them into interactive interfaces.
  • • Proficient in integrating back-end services and APIs, especially with CakePHP and MySQL.
  • • Strong background in developing scalable UI components and modular codebases.
  • • Experience with unit and automation testing methodologies.
  • • Excellent problem-solving, communication, and collaboration skills.

Preferred Qualifications

  • • Experience working with cloud platforms for web application deployment.
  • • Familiarity with advanced debugging tools and performance optimization techniques.
  • • Prior experience in large-scale, customer-focused software projects.

$20–$45/hr

Remote