Integration Developer API Specialist

The work

You will help train and evaluate AI systems on API integration and interoperability tasks. You will create challenging prompts, review the systems' technical answers, and check whether their plans support reliable data transfer.

The work focuses on integrations between business tools and databases, using REST APIs and webhooks. You will assess integration plans, request and response data, workflows, data mapping, and error handling.

• Write prompts that test AI systems on API integration problems.
• Review AI-generated integration plans, payloads, and workflows.
• Evaluate connections between CRMs, advertising platforms, email tools, and databases.
• Work with tools and databases such as Airtable, Google Sheets, and Notion.
• Check data mapping, schema validation, data pipelines, and troubleshooting approaches.
• Review function-calling and programming-related AI outputs.

What it pays and takes

This is an intermediate, part-time contractor role for someone with practical experience building integrations. You should be able to read technical documentation and explain whether an integration design will work.

• Pay: $15-$45 per hour.
• Time: 20 or more hours per week.
• Location: Worldwide.
• English: B2 level or higher.
• Experience: Hands-on work with REST APIs and webhooks.
• Skills: Data mapping, schema validation, data pipeline design, and troubleshooting.
• Preferred: Experience connecting SaaS tools and examples of complex system integrations.

How it works

Apply on OpenTrain, where the employer reviews applications.

About AI training work

AI training work uses human-written examples and reviews to improve how artificial intelligence handles real tasks. Your API integration knowledge helps assess whether AI-generated technical solutions are accurate, useful, and reliable.