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Subject Matter Expert, Mathematics (Contract)
Subject Matter Expert, Mathematics (Contract)Labelbox Inc. • San Francisco, CA, United States
Subject Matter Expert, Mathematics (Contract)

Subject Matter Expert, Mathematics (Contract)

Labelbox Inc. • San Francisco, CA, United States
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Subject Matter Expert, Mathematics (Contract)

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At Labelbox, we’re building the critical infrastructure that powers breakthrough AI models at leading research labs and enterprises. Since 2018, we’ve been pioneering data‑centric approaches that are fundamental to AI development, and our work becomes even more essential as AI capabilities expand exponentially.

About Labelbox

  • Enterprise Platform & Tools : Advanced annotation tools, workflow automation, and quality control systems that enable teams to produce high-quality training data at scale.
  • Frontier Data Labeling Service : Specialized data labeling through Alignerr, leveraging subject matter experts for next-generation AI models.
  • Expert Marketplace : Connecting AI teams with highly skilled annotators and domain experts for flexible scaling.

Why Join Us

  • High-Impact Environment : We operate like an early‑stage startup, focusing on impact over process. You’ll take on expanded responsibilities quickly, with career growth directly tied to your contributions.
  • Technical Excellence : Work at the cutting edge of AI development, collaborating with industry leaders and shaping the future of artificial intelligence.
  • Innovation at Speed : We celebrate those who take ownership, move fast, and deliver impact. Our environment rewards high agency and rapid execution.
  • Continuous Growth : Every role requires continuous learning and evolution. You’ll be surrounded by curious minds solving complex problems at the frontier of AI.
  • Clear Ownership : You’ll know exactly what you’re responsible for and have the autonomy to execute. We empower people to drive results through clear ownership and metrics.

    • Role Overview

    Labelbox is 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.

    • Alignerr Services at Labelbox

    As part of the Alignerr Services team, you’ll lead implementation of customer projects and manage our elite network of AI experts who deliver high-quality human feedback crucial for AI advancement. Your team will oversee 250,000+ monthly hours of specialized work across RLHF, complex reasoning, and multimodal AI projects, resulting in quality improvements for Frontier AI Labs. You’ll leverage our AI-powered talent acquisition system and exclusive access to 16M+ specialized professionals to rapidly build and deploy expert teams that help customers like Google and ElevenLabs achieve breakthrough AI capabilities through precisely aligned human data—directly contributing to the critical human element in advancing artificial intelligence.

    Life at Labelbox

  • Location : Join our dedicated tech hubs in San Francisco or Wrocław, Poland.
  • Work Style : Hybrid model with 2 days per week in office, combining collaboration and flexibility.
  • Environment : Fast-paced and high-intensity, perfect for ambitious individuals who thrive on ownership and quick decision-making.
  • Growth : Career advancement opportunities directly tied to your impact.
  • Vision : Be part of building the foundation for humanity’s most transformative technology.

    • Our Vision

    We believe data will remain crucial in achieving artificial general intelligence. As AI models become more sophisticated, the need for high-quality, specialized training data will only grow. Join us in developing new products and services that enable the next generation of AI breakthroughs.

    Labelbox is backed by leading investors including SoftBank, Andreessen Horowitz, B Capital, Gradient Ventures, Databricks Ventures, and Kleiner Perkins. Our customers include Fortune 500 enterprises and leading AI labs.

    Optional Legal / Privacy Note

    Your Personal Data Privacy : Any personal information you provide Labelbox as a part of your application will be processed in accordance with Labelbox’s Job Applicant Privacy notice.

    Any emails from Labelbox team members will originate from a @labelbox.com email address. If you encounter anything that raises suspicions during your interactions, we encourage you to exercise caution and suspend or discontinue communications.

    Seniority level

    Entry level

    Employment type

    Contract

    Job function

    Education and Training

    Industries

    Software Development

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    Subject Matter Expert • San Francisco, CA, United States