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# Senior Performance Engineer - AI Trainer

- **Company:** Mercor, Inc.
- **Location:** New York, NY, United States (Remote available)
- **Experience:** Expert
- **Salary:** $72,800.0 - $93,600.0
- **Contract:** Permanent contract
- **Skills:** Training Data, Artificial Intelligence, C++ (Programming Language), Python (Programming Language), System Programming
- **Published:** May 16, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=ab9ec6b4d2ce7036

## About the Role

Do you have experience in Writing skills?, Must-Have

 * 2+ years of dedicated professional experience in performance engineering, systems programming, or low-level optimization.
 * Deep hands-on expertise in at least one of the following: C++, Python, or Rust.
 * Demonstrable track record of measurable performance improvements on production systems.
 * Ability to engage reliably for at least 30 hours/week during weekdays.
 * Strong written communication skills and the ability to explain complex technical decisions clearly.

## Description

* Guide research and engineering teams to close knowledge gaps and improve AI model performance in systems-level optimization, compiler engineering, and runtime performance topics.
 * Design challenging, domain-relevant tasks across multiple specializations and write accurate, well-structured solutions to performance engineering problems.
 * Evaluate performance engineering tasks and solutions and provide clear, written technical feedback.
 * Develop guidelines and detailed rubrics/evaluation frameworks to assess systems design quality across AI workloads.
 * Collaborate with other subject matter experts to ensure consistency and accuracy in training data.


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