Startups · AI

Senior Machine Learning Engineer

Yahoo · United States of America · On-site

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About Yahoo

Latest news coverage, email, free stock quotes, live scores and video are just the beginning. Discover more every day at Yahoo! Backed by Sequoia.

About the role

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It’s the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever. Found on 1752vc Careers, the job board for startup and VC roles.

What they're looking for

  • Education: Bachelor’s degree in Computer Science, Data Science, AI, or a related field, or, equivalent experience
  • Experience: 5+ years of professional experience engineering and deploying production machine learning or data science systems at scale
  • Technical Proficiency: Proficient in Python or Java, with deep hands-on expertise in standard ML frameworks (PyTorch, TensorFlow, Hugging Face, Scikit-learn)
  • Generative & Agentic AI: Demonstrated experience building LLM-based applications or agentic systems (multi-step reasoning, tool usage, RAG, or autonomous workflows)
  • High-Performance Inference: Experience deploying and serving models in production using tools like vLLM, TensorRT-LLM, Triton Inference Server, or ONNX Runtime
  • Big Data Handling: Hands-on experience processing large datasets using Spark, Hadoop, or cloud-native data pipelines
More about this role

Yahoo Mail is the ultimate consumer inbox with hundreds of millions of users. It’s the best way to access your email and stay organized from a computer, phone or tablet. With its beautiful design and lightning fast speed, Yahoo Mail makes reading, organizing, and sending emails easier than ever.

A Little About Us

Yahoo Mail is the ultimate Consumer Inbox with over 220 million monthly active users. We empower users to run the business of their lives through a fast, intuitive platform while managing billions of daily inbound connections and petabytes of efficient storage. Our engineering team is actively transitioning to a 100% native public cloud architecture.

The Mail Intelligence Org develops intelligent capabilities at scale to uncover user interests, reveal habits, and personalize user journeys across Yahoo Mail and the broader Yahoo ecosystem. We manage billions of messages using advanced backend systems and state-of-the-art AI - including NLP, Generative AI, and autonomous agentic workflows. We are a team of passionate engineers dedicated to high coding standards, world-class architecture, and an owner’s mindset.

A Lot About You

AI-First Mindset: AI is core to how you work,...

Read the full posting on Yahoo's site ↗

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