Principal Applied Scientist | Microsoft Careers

Microsoft

Hybrid Actively hiring
US Posted 9 days ago $142,800–$274,800 / year
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At a glance

AI generated

TL;DR

As a Principal Applied Scientist at Copilot Discover, you will lead the scientific advancements in content quality understanding and recommendation systems, leveraging large language models (LLMs), multimodal models, and deep neural networks to enhance user engagement and trust. Your daily responsibilities include designing and deploying scalable models that assess credibility and safety across various modalities, advancing the recommendation stack with cutting-edge techniques like representation learning and sequence modeling, and ensuring robust evaluation methodologies through A/B testing and bandit approaches. You will also champion content integrity by partnering with policy teams to embed safety standards into ML systems and mentor a team of scientists while driving architectural investments for Discover’s AI platform. This role requires expertise in LLMs, multimodal modeling, and large-scale recommender systems, as well as experience with Python and deep learning frameworks like PyTorch or TensorFlow, making significant contributions to the next generation of Microsoft's news service.

Skills

LLMs Multimodal modeling RAG Python PyTorch TensorFlow Azure ML Kusto Synapse A/B testing Bandits NDCG ERR Counterfactual learning Multi-objective optimization Distributed training Feature stores Automated rollout/rollback Azure AI Foundry

What you'll do

  • Lead the design and deployment of models to assess content credibility, usefulness, safety, and diversity across modalities.
  • Advance recommendation systems by architecting large-scale DNN/LLM-enhanced recommenders for user satisfaction and business goals.
  • Define offline metrics and online methodologies to evaluate impact and guard against regressions in AI systems.
  • Champion safety standards by encoding editorial principles into the ML system and creating adversarial safeguard layers.
  • Scale end-to-end ML systems by collaborating on data contracts, feature stores, and distributed training/inference processes.

What we're looking for

  • Master's Degree in Computer Science or related field with 9+ years of experience.
  • Expertise in LLMs, multimodal modeling, retrieval-augmented recommendation, and multi-objective optimization.
  • Experience building content integrity systems for detecting misinformation and harmful content.
  • Demonstrated ability to lead cross-disciplinary teams from idea to shipped impact.
  • Familiarity with Microsoft Azure ML stack and large-scale data processing.
  • 2+ years of experience in Python and deep learning frameworks with distributed system training.

Employer

About Microsoft

Microsoft Corporation is a global technology leader producing software, hardware, and cloud services including Windows, Office 365, Azure cloud platform, Xbox gaming, and Surface devices. Industry: Software & Cloud Computing

Microsoft currently has 534 open roles on FindRole.

Listed pay typically runs $119,800–$234,700 across 488 roles with salary data.

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