C# AI Training Engineer

You will support AI training projects focused on C# software engineering. The work involves reviewing AI-generated C# and .NET responses, solving technical prompts, and giving clear feedback that helps improve model behavior.

• Write or improve expert responses to C# and .NET software engineering prompts.
• Explain your technical reasoning clearly in written responses.
• Review source materials and AI-generated outputs against project guidelines.
• Identify subtle logical and technical issues and explain how to correct them.
• Keep your judgments consistent and maintain quality across repeated review tasks.

This is remote, part-time contractor work with future project opportunities. The role is intended for someone with professional C# experience and strong written English.

• Pay: $35 to $65 per hour.
• Schedule: 20+ hours per week.
• Work arrangement: Remote contractor role.
• Location: Open to candidates in Bangladesh, Bhutan, Brazil, Cambodia, Germany, India, Indonesia, Malaysia, Nepal, Pakistan, Singapore, Sri Lanka, Thailand, the Philippines, the United States, Timor-Leste, and Vietnam.
• Language: C1 English proficiency and strong English writing skills.
• Experience level: Intermediate.
• Education: Bachelor's degree or higher in Computer Science, Software Engineering, or a related field, or equivalent professional experience.
• Professional experience: At least 2 years using C#.
• Technical skills: Strong C# and .NET experience, including ASP.NET Core, Web APIs, async/await, and LINQ.
• Data skills: Knowledge of relational databases and data access patterns, including SQL Server or PostgreSQL and EF Core or Dapper.
• Engineering tools: Experience with Git, CI/CD, and Docker.
• Work style: Strong attention to detail and the ability to explain corrections clearly.
• Helpful background: Experience with AI data training, evaluation, annotation, or technical quality review of model outputs.

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

AI training work uses human-written examples, reviews, and feedback to help artificial intelligence systems produce better results. OpenTrain helps people find these roles, build a profile, and apply to projects that match their skills.