Sr. SWE for Code Reviewing LLM Data Training (C#)

G2i Inc.

29d•Remote

About The Position

G2i connects subject-matter experts, students, and professionals with flexible, remote AI training opportunities, including annotation, evaluation, fact-checking, and content review. We partner with leading AI teams, and all contributions are paid weekly once approved, ensuring consistent and reliable compensation. We're hiring a Code Reviewer with deep C# expertise to review evaluations completed by data annotators assessing AI-generated C# code responses. Your role is to ensure that annotators follow strict quality guidelines related to instruction-following, factual correctness, and code functionality.

Requirements

5–7+ years of experience in C# development, QA, or code review.
Strong knowledge of C# syntax, .NET framework/Core, debugging, edge cases, and testing.
Experience with NuGet, testing frameworks (xUnit, NUnit, MSTest), and the .NET ecosystem.
Comfortable using code execution environments and debugging tools.
Excellent written communication and documentation skills.
Experience working with structured QA or annotation workflows.
English proficiency at B2, C1, C2, or Native level.

Nice To Haves

Experience in AI training, LLM evaluation, or model alignment.
Familiarity with annotation platforms.
Exposure to RLHF (Reinforcement Learning from Human Feedback) pipelines.
Background in ASP.NET, Unity, or enterprise application development.

Responsibilities

Review and audit annotator evaluations of AI-generated C# code.
Assess if the C# code follows the prompt instructions, is functionally correct, and secure.
Validate code snippets using proof-of-work methodology.
Identify inaccuracies in annotator ratings or explanations.
Provide constructive feedback to maintain high annotation standards.
Work within Project Atlas guidelines for evaluation integrity and consistency.

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