Applied Scientist

Amazon

Boston, MA4h agovia LinkedInH-1B sponsor · 1,460 entry-level filings

About the Role

The Artificial General Intelligence (AGI) team is seeking a dedicated, skilled, and innovative Applied Scientist with a robust background in machine learning, statistics, quality assurance, auditing methodologies, and automated evaluation systems to ensure the highest standards of data quality. This role focuses on building industry-leading technology with Large Language Models (LLMs) and multimodal systems.

Key Responsibilities

  • Collaborate closely with the core scientist team developing Amazon Nova models.
  • Lead the development of comprehensive quality strategies and auditing frameworks that safeguard the integrity of data collection workflows.
  • Design auditing strategies with detailed SOPs, quality metrics, and sampling methodologies to improve performance on benchmarks.
  • Perform expert-level manual audits.
  • Conduct meta-audits to evaluate auditor performance.
  • Provide targeted coaching to uplift overall quality capabilities.
  • Develop and maintain LLM-as-a-Judge systems, including designing judge architectures, creating evaluation rubrics, and building machine learning models for automated quality assessment.
  • Set up the configuration of data collection workflows.
  • Communicate quality feedback to stakeholders.
  • Enhance customer experiences through high-quality training and evaluation data that powers state-of-the-art LLM products and services.
  • Support quality solution design.
  • Conduct root cause analysis on data quality issues.
  • Research new auditing methodologies.
  • Find innovative ways of optimizing data quality.
  • Set examples for the team on quality assurance best practices and standards.
  • Work closely with talented engineers, domain experts, and vendor teams to put quality strategies and automated judging systems into practice.

Requirements & Tech Stack

  • Experience programming in Java, C++, Python or related language.
  • Experience with SQL and an RDBMS (e.g., Oracle) or Data Warehouse.
  • Experience implementing algorithms using both toolkits and self-developed code.

Qualifications

  • Master's degree in computer science, mathematics, statistics, machine learning or equivalent quantitative field.
  • Publications at top-tier peer-reviewed conferences or journals.

H-1B sponsor

Amazon.com Services filed 1,460 entry-level H-1B applications for new hires (Oct 2025 - Jun 2026, Department of Labor).

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