Senior Java AI Code Reviewer

The Work

You will evaluate AI-generated Java code and backend engineering solutions. Your reviews will focus on correctness, clarity, prompt adherence, technical reasoning, performance, and design quality.

• Review Java code, architectural solutions, and technical explanations.
• Find logic, performance, and design problems in AI-generated responses.
• Write reference implementations, model answers, and clear reasoning steps.
• Rate and compare AI answers based on correctness and reasoning quality.
• Create prompts and responses for AI training content.
• Work with Java backend topics including Spring Boot, microservices, distributed systems, and performance optimization.

What It Pays And Takes

This is a remote, part-time contractor role for an expert Java engineer. You must be able to provide structured technical feedback in written English.

• Pay: $55 per hour.
• Time: 20 or more hours per week.
• Work arrangement: Remote contractor and part-time.
• Eligible locations: Bangladesh, Bhutan, Brazil, Cambodia, Germany, India, Indonesia, Malaysia, Nepal, Pakistan, Singapore, Sri Lanka, Thailand, the Philippines, the United States, Timor-Leste, and Vietnam.
• Language: English.
• Experience: Strong professional Java engineering experience in production.
• Technical knowledge: Core Java, concurrency, the Java Collections Framework, Spring or Spring Boot, REST APIs, and microservice architectures.
• Other requirements: Strong code review habits plus systematic debugging or performance analysis skills.
• Prior AI data training, annotation, or evaluation of AI-generated content is helpful but not required.

How It Works

Apply on OpenTrain with your resume and then complete the application on the hiring site.

About AI Training Work

AI training work uses human reviews, examples, and written feedback to improve how artificial intelligence systems respond. Experienced software engineers are needed to judge technical answers and create reliable examples for models to learn from.