Frontend Engineer (JavaScript)

Job Title: Frontend Engineer

Job Type: Contract, Part time

Location: 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:

• Architect, develop, and maintain scalable web interfaces using JavaScript and TypeScript.
• Collaborate closely with designers, product managers, and backend engineers to deliver high-quality solutions.
• Ensure cross-browser compatibility and optimize applications for maximum speed and scalability.
• Implement best practices in frontend engineering, code reviews, and continuous integration.
• Translate complex requirements into clean, efficient, and reusable code components.
• Communicate clearly and proactively through written and verbal channels, contributing to a strong team culture.
• Troubleshoot, debug, and enhance existing applications for optimal performance and user satisfaction.

Required Skills and Qualifications:

• Expert-level proficiency in JavaScript and TypeScript with hands-on experience in modern frontend frameworks.
• Demonstrated track record of delivering high-quality, production-ready web applications.
• Strong ability to write clear and maintainable code, adhering to industry standards.
• Exceptional written and verbal communication skills, fostering effective remote collaboration.
• Ability to work autonomously while staying closely aligned with the broader team goals.
• A keen eye for detail and a passion for delivering outstanding user experiences.
• Proven experience troubleshooting and resolving complex frontend issues.

Preferred Qualifications:

• Background in building accessible and responsive web applications.
• Experience working in distributed, remote-first engineering teams.
• Familiarity with agile methodologies and modern development workflows.

About us:

micro1 is a data engine that helps AI labs train foundational models and enterprises build AI agents. We provide frontier evaluations and reinforcement learning environments used to improve LLM capabilities, as well as contextual evaluations used to monitor and improve AI agents in enterprise settings. Our data engine includes an AI recruiter agent that sources and vets domain experts, a data platform that enables rapid production of high-quality training data, and a pipeline performance system that ensures both quality and velocity.