> Markdown version of [/jobs/ext/3974226-stem-expert-task-designer-ai-trainer](https://www.wearedevelopers.com/jobs/ext/3974226-stem-expert-task-designer-ai-trainer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# STEM Expert - Task Designer - AI Trainer

- **Company:** Mercor, Inc.
- **Location:** San Francisco, CA, United States (Remote available)
- **Salary:** $24,000.0
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Machine Learning, Agentic-AI
- **Published:** October 27, 2026
- **Apply:** https://www.thejobnetwork.com/job/64a08d01-86b4-43ea-9bc4-ceac93f884a6/stem-expert-task-designer-ai-trainer

## About the Role

Must-Have

 * Expertise in your field to create high-level technical tasks.
 * Ability to design tasks that challenge AI models.

## Description

* Build challenging, real-world tasks to test AI agents on expert-level technical work.
 * Design open-ended tasks with no single right answer, allowing for partial credit scoring.
 * Develop tasks like "Build the fastest possible attention engine" to push AI capabilities.
 * Ensure tasks are evaluated automatically from 0 to 1 with partial credit.
 * Work independently and asynchronously to meet deadlines and improve task quality., PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.