Frontend Engineer - AI Coding Expert - AI Trainer

$85 per hour

Full-time

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)

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Resources & Support

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

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Vacancy posted 1 day ago

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