Remote Senior ML Engineer – AI Data Trainer (Contract)

Company: Alignerr
Apply for the Remote Senior ML Engineer – AI Data Trainer (Contract)
Location: Oxford
Job Description:

Alignerr is seeking a Senior Machine Learning Engineer – AI Data Trainer to lead complex reasoning tasks for AI models. In this role, you’ll mentor other annotators and design strategies for improving LLMs’ real-world performance. The position offers a flexible hourly contract.

Ideal candidates have significant Machine Learning experience and proven abilities in breaking down complex problems. This opportunity is remote, offering competitive compensation between $60 and $80 per hour.

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Posted: June 15th, 2026