Sr. Software Enginer for LLM Data Training (JavaScript)
Overview
About the Company
G2i connects subject-matter experts, students, and professionals with flexible, remote AI training work such as 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.
About the Role
We’re hiring a Code Reviewer with deep JavaScript expertise to review evaluations completed by data annotators assessing AI-generated JavaScript code responses. Your role is to ensure that annotators follow strict quality guidelines related to instruction-following, factual correctness, and code functionality.
Responsibilities
Review and audit annotator evaluations of AI-generated JavaScript code.
Assess if the JavaScript 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.
Required Qualifications
5–7+ years of experience in JavaScript development, QA, or code review.
Strong knowledge of JavaScript syntax, debugging, edge cases, and testing.
Comfortable using code execution environments and testing tools.
Excellent written communication and documentation skills.
Experience working with structured QA or annotation workflows.
English proficiency at B2, C1, C2, or Native level.
Preferred Qualifications
Experience in AI training, LLM evaluation, or model alignment.
Familiarity with annotation platforms.
Exposure to RLHF (Reinforcement Learning from Human Feedback) pipelines.
Why Join Us?
Join a high-impact team working at the intersection of AI and software development. Your JavaScript expertise will directly influence the accuracy, safety, and clarity of AI-generated code. This role offers remote flexibility, milestone-based delivery, and competitive compensation.
Tagged as: JavaScript, LLM, senior
FAQ
- Is the Sr. Software Enginer for LLM Data Training (JavaScript) position at G2i remote?
- Yes. This role was posted on Remote Frontend Jobs, a job board that lists exclusively fully remote positions.
- When was this Sr. Software Enginer for LLM Data Training (JavaScript) job posted?
- This listing was posted on December 2, 2025 and is still open for applications.
- How do I apply for the Sr. Software Enginer for LLM Data Training (JavaScript) position at G2i?
- Use the apply button on this page — it takes you directly to the employer’s application page.