Senior Java Code Reviewer & QA Engineer (Remote)

AI Trainer Jobs; United States; Remote; USD 55,000 - 96,000; Part time

Job summary

AI Trainer Jobs is seeking a Senior Java Developer on a remote contractor track to evaluate Java code, reproduce results, and write minimal failing tests. You will grade code outputs for correctness, style, and edge-case handling, and document findings with clear rationale for the modeling team.

The role emphasizes ability to read unfamiliar code, debug, and explain fixes. Remote, hourly rate; independent specialist contractor; eligibility from US.

Qualifications

• Strong day-job Java experience
• Comfort writing concise unit tests that capture a single failure mode
• Familiarity with a testing framework (JUnit, pytest, Jest, Go test, RSpec)
• Clear written reasoning to convince another senior engineer
• Reliable async availability for at least 10 hours per week
• Prior code-review or technical-interview-grading experience is a plus

Responsibilities

• Run and reproduce Java code outputs in a sandboxed environment for Senior Java Developer assignments.
• Grade Java engineering solutions for correctness, style, and edge-case handling.
• Write minimal failing tests that demonstrate the bug a model output missed.
• Compare paired solutions and rank them with a written rationale tied to the rubric.
• Tag failure modes (compile error, runtime crash, off-by-one, security issue) with severity scores.

Skills

Java

Unit testing

Code review

Debugging

Technical writing

Tools

JUnit

Job description

AI Trainer Jobs is seeking a Senior Java Developer on a remote contractor track to evaluate Java code, reproduce results, and write minimal failing tests. You will grade code outputs for correctness, style, and edge-case handling, and document findings with clear rationale for the modeling team.

The role emphasizes ability to read unfamiliar code, debug, and explain fixes. Remote, hourly rate; independent specialist contractor; eligibility from US.