JavaScript Developer (Freelancer)

About Us Soul AI is a pioneering company founded by IIT Bombay and IIM Ahmedabad alumni, with a strong founding team from IITs, NITs, and BITS. We specialize in delivering high-quality human-curated data, AI-first scaled operations services, and more. Based in SF and Hyderabad, we are a young, fast-moving team on a mission to build AI for Good, driving innovation and positive societal impact. About the Role We are looking for a JavaScript Developer to join us for critical projects. You will be working with big techs to help them in building cutting-edge AI foundational models meant to perform exceptionally well on web applications, dynamic interfaces, and real-time interactive systems. In this role you will be part of a highly skilled team with niche domain expertise, being at the forefront to improve the accuracy & performance of SOTA models. Responsibilities Annotate and evaluate model-generated JavaScript code related to frontend, backend, or full-stack applications. Assess AI-generated outputs for correctness, responsiveness, scalability, and UI/UX coherence. Review prompts and questions about frameworks, libraries, and architectural patterns. Provide structured feedback to enhance model understanding of modern JavaScript and web development practices. Identify issues in AI-generated JavaScript code and suggest improvements for accuracy and performance. Requirements Proficiency in JavaScript (ES6+) , with strong knowledge of DOM manipulation , asynchronous programming , and modular design . Experience with one or more frameworks such as React , Node.js , Next.js , or Vue.js . Understanding of REST APIs , state management , and performance optimization . Familiarity with TypeScript , WebSockets , or frontend build tools is a plus. Interest in building and improving AI tools for developers and creators. Why join us Competitive hourly pay: up to 1500 per hour . Fully remote and flexible work schedule. Opportunity to contribute to the advancement of AI technology. Note: Pay will vary by project and typically is up to 1500 per hour. If you work an average of 3 hours every day, you could earn up to 90,000 per month once you clear our screening process.