Frontend Developer

Stack

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

Requirements

• ▹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

Nice to have

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

What we offer

• ▹$400 per accepted task; compensation tied to accepted work

About the company

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