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Subject Matter Expert, Physics (Contract)

100% remote Flexible hours Hiring now

Alignerr.com is a community of subject matter experts from several disciplines who align AI models by creating high-quality data in their field of expertise to build the future of Generative AI. Alignerr is operated by Labelbox. Labelbox is the leading data-centric AI platform for building intelligent applications. Teams looking to capitalize on the latest advances in generative AI and LLMs use the Labelbox platform to inject these systems with the right degree of human supervision and automation. Whether they are building AI products by using LLMs that require human fine-tuning, or applying AI to reduce the time associated with manually-intensive tasks like data labeling or finding business insights, Labelbox enables teams to do so effectively and quickly.

Current Labelbox customers are transforming industries within insurance, retail, manufacturing/robotics, healthcare, and beyond. Our platform is used by Fortune 500 enterprises including Walmart, Procter Gamble, Genentech, and Adobe, as well as hundreds of leading AI teams. We are backed by leading investors including SoftBank, Andreessen Horowitz, B Capital, Gradient Ventures (Google's AI-focused fund), Databricks Ventures, Snowpoint Ventures and Kleiner Perkins.

Role Overview

We are seeking Subject Matter Experts (SMEs) to support high-impact AI data projects across a range of specialized domains, including Math, STEM, Programming, and Internationalization (i18n). As an SME, you’ll bring deep domain knowledge to help shape data labeling workflows, ensure quality, and guide contributor success. This is a contract-based role, deployed per project depending on expertise needs.

Employment Type: Project-based, paid hourly

Your Impact

  • Design project structures and labeling workflows tailored to domain-specific goals
  • Develop clear contributor guidelines and quality assurance frameworks
  • Define ideal contributor profiles and task acceptance criteria
  • Collaborate with internal teams to ensure subject matter accuracy and relevance

What You Bring

  • Proven expertise in one or more relevant domains (e.g., Math, Programming, i18n, etc.)
  • Experience designing or reviewing data workflows, educational content, or technical documentation
  • Strong communication and organizational skills

Bonus Points

  • Prior experience with data labeling, ML/AI, or evaluation projects

Important Information

This is a freelance position compensated on an hourly basis. Please note that this is not an internship opportunity. Candidates must be authorized to work in their country of residence, and we do not offer sponsorship for this 1099 contract role. International students on a valid visa may be eligible to apply; however, specific circumstances should be discussed with a tax or immigration advisor. We are unable to provide employment documentation at this time. Compensation rates may vary for non-US locations.

Originally posted on Himalayas

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