Frontend Engineer - AI Coding Expert - AI Trainer - mercor

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey .

Position: Frontend Engineer (Coding Agent Experience) Type: Contract Compensation: $85/hour Location: Remote

Role Responsibilities

• Use frontier AI coding agents to complete and evaluate complex engineering tasks.
• Review model-generated frontend code for correctness, quality, maintainability, accessibility, and performance.
• Identify bugs, edge cases, and failure modes in model outputs.
• Compare outputs from multiple frontier models and assess their strengths and weaknesses.
• Apply professional engineering judgment to realistic frontend engineering scenarios.

Qualifications

Must-Have

• 2+ years of professional frontend engineering experience.
• Experience building modern web applications using React , TypeScript , JavaScript , or similar technologies.
• Regular use of AI coding agents such as Cursor, Claude Code, Codex, Windsurf, Gemini CLI, or similar tools.
• Ability to evaluate model-generated frontend implementations, UI architecture, and performance optimizations.

Preferred

• Experience working on large-scale consumer or enterprise applications.

Compensation & Legal

• $400 per accepted task
• Compensation tied to accepted work

Application Process (Takes 20–30 mins to complete)

• Upload resume
• AI interview based on your resume
• Submit form

Resources & Support

• For details about the interview process and platform information, please check: https://talent.docs. mercor .com/welcome
• For any help or support, reach out to: support@ mercor .com

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

Originally posted on Himalayas