Demo

Senior Code Reviewer for LLM Data Training (JavaScript)

G2i Inc.
Philadelphia, PA Contractor
POSTED ON 11/26/2025
AVAILABLE BEFORE 1/25/2026
About the CompanyG2i 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 RoleWe’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.ResponsibilitiesReview 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 Qualifications5–7 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 QualificationsExperience 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.

Salary : $61

If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Code Reviewer for LLM Data Training (JavaScript)?

Sign up to receive alerts about other jobs on the Senior Code Reviewer for LLM Data Training (JavaScript) career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$49,359 - $62,131
Income Estimation: 
$59,158 - $74,794
Income Estimation: 
$106,113 - $127,991
Income Estimation: 
$127,094 - $153,876
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at G2i Inc.

  • G2i Inc. Boise, ID
  • Software Engineer, AI — Code Evaluation & Training (Remote)List of accepted countries and locationsHelp train large-language models (LLMs) to write product... more
  • 5 Days Ago

  • G2i Inc. Washington, DC
  • Software Engineer, AI — Code Evaluation & Training (Remote)List of accepted countries and locationsHelp train large-language models (LLMs) to write product... more
  • 6 Days Ago

  • G2i Inc. Seattle, WA
  • Software Engineer, AI — Code Evaluation & Training (Remote)List of accepted countries and locationsHelp train large-language models (LLMs) to write product... more
  • 6 Days Ago

  • G2i Inc. Boston, MA
  • Software Engineer, AI — Code Evaluation & Training (Remote)List of accepted countries and locationsHelp train large-language models (LLMs) to write product... more
  • 6 Days Ago


Not the job you're looking for? Here are some other Senior Code Reviewer for LLM Data Training (JavaScript) jobs in the Philadelphia, PA area that may be a better fit.

  • LanceSoft, Inc. Philadelphia, PA
  • Title: HEDIS Data Reviewer Work Location & Type: Philadelphia, PA 19113 (Hybrid) Schedule : Hybrid 3 days onsite PA-based (Stevens Drive Location) Schedule... more
  • 3 Days Ago

  • 22nd Century Technologies, Inc. Philadelphia, PA
  • Location: Philadelphia, PA 19113. Hybrid - 3 days Onsite Duration: 3 months Shift timing: 8 am -5:30 pm EST, Monday – Friday, some weekend work may be requ... more
  • 3 Days Ago

AI Assistant is available now!

Feel free to start your new journey!