Overview

AI Training Jobs in Canada Jobs in Canada at Rex.zone

Title: AI Training Jobs in Canada

Company: Rex.zone

Location: Canada

About The Role

AI Training Jobs in Canada focus on building and evaluating AI/ML training data for LLM training pipelines. In this full-time remote role, you will label and evaluate text, image, and multimodal data to improve training data quality and model performance.

What You Will Do

  • Perform data labeling for NLP, LLM, and computer vision annotation tasks
  • Execute RLHF ranking and pairwise preference judgments
  • Run QA evaluation checks and maintain annotation guidelines compliance
  • Conduct prompt evaluation and response grading for helpfulness, correctness, and safety
  • Apply content safety labeling (e.g., harassment, self-harm, adult content)
  • Document edge cases, write clear rationales, and escalate ambiguous examples
  • Collaborate asynchronously with cross-functional teams while following secure data handling practices

Required Qualifications

  • Mid-Senior experience in AI/ML data operations, evaluation, or large-scale annotation programs
  • Strong analytical writing and rubric-driven decision-making
  • Familiarity with LLM training pipelines, dataset QA, and common annotation error sources
  • Experience with NLP (classification, NER) and/or computer vision annotation workflows
  • Ability to meet throughput targets and maintain high agreement rates in remote settings

Workflow and Tools

  • Queue-based task routing with SLAs, audit trails, and spot audits
  • Calibration sessions, gold-standard checks, and feedback loops
  • Issue tracking for edge cases and guideline updates
  • Privacy-first, secure remote work practices

Compensation

Hourly rate: $30–$50/hr (USD)

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About Rex.zone