HubMub
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Mercor

iOS Engineer - AI Model Evaluator - AI Trainer

Mercor
United States · Part-time · Not Applicable
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: iOS 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 mobile application code for correctness, quality, maintainability, 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 mobile engineering scenarios.


Qualifications

Must-Have

  • 2+ years of professional iOS engineering experience.
  • Experience building and maintaining production iOS applications using Swift and modern iOS frameworks.
  • Regular use of AI coding agents such as Cursor, Claude Code, Codex, Windsurf, Gemini CLI, or similar tools.
  • Ability to evaluate model-generated mobile implementations and architectural decisions.


Preferred

  • Experience shipping production mobile applications.


Compensation & Legal

  • $400 per accepted task
  • Typical tasks take approximately 2–3 hours after ramp-up.
  • Compensation is 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: [email protected]


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

#hiringmercor

Key Skills

Ranked by relevance

ios ai swift san
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Country Guide

United States

World’s deepest and highest-paying tech market

Posted
Jun 17, 2026
Type
Part-time
Level
Not Applicable
Location
Chicago
Company
Mercor

Industries

Software Development

Categories

Engineering Information Technology

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