Remote Frontend Engineer - Code Review & QA

AI Trainer Jobs; United States; Remote; USD 55,000 - 110,000; Full time

Job summary

AI Trainer Jobs seeks a Frontend Engineer for a remote engineering review track. You will reproduce candidate code in a sandbox, run tests, and explain fixes so the modeling team can target gaps.

Engineering model quality depends on how code compiles, tests pass, and edge cases are handled. This role requires strong debugging, testing, and clear written reasoning, as an independent contractor.

Qualifications

• Strong day-job engineering experience reading, running, and debugging unfamiliar code.
• Familiarity with a testing framework (pytest, Jest, or JUnit).
• Clear written reasoning to convince a senior engineer.
• Reliable async availability for at least 10 hours per week.

Responsibilities

• Run and reproduce candidate code outputs in a sandboxed environment.
• Grade frontend engineering solutions for correctness, style, and edge-case handling.
• Write minimal failing tests demonstrating bugs.
• Compare paired solutions and justify rankings with rubric.
• Tag failure modes with severity scores.

Skills

Frontend engineering

Unit testing

Code review

Debugging

Async availability

Clear reasoning

Tools

pytest

Jest

JUnit

Job description

AI Trainer Jobs seeks a Frontend Engineer for a remote engineering review track. You will reproduce candidate code in a sandbox, run tests, and explain fixes so the modeling team can target gaps.

Engineering model quality depends on how code compiles, tests pass, and edge cases are handled. This role requires strong debugging, testing, and clear written reasoning, as an independent contractor.