Senior Apps Applied Scientist

We're idealists. Inventors. Forever tinkering with products and processes, always on the lookout for better. Whether you work at our global offices, offsite, or even at home, a job at Apple will be demanding. But it also rewards forward-thinking, creative thinking and hard work. And none of us here would have it any other way. Does an exciting, dynamic, and fast-paced environment catch your attention?

Do you like puzzles and determining solutions that are not obvious? Terrific! Consider joining our team! The Applications team is looking for an outstanding Applied Scientist who will strengthen our team's capabilities in statistical modeling, machine learning, and foundational AI development. This role will drive innovation in building scalable ML and AI solutions that enhance our product intelligence, improve automation, and expand our AI-driven capabilities across business domains.

The Applied Scientist will work on designing, developing, and implementing sophisticated machine learning and AI models to solve complex problems, particularly for creative applications like our image editing apps. The role involves building end-to- end ML pipelines, prototyping novel AI-powered features, developing AI tools, and collaborating closely with engineering, product, and marketing partners to bring intelligent solutions into production. The ideal candidate combines deep technical expertise in machine learning, statistical modeling, and AI framework development with strong problem-solving and interpersonal skills, ensuring effective collaboration and measurable impact in a fast-paced environment.

Strong product sense and a passion for user experience. Experience developing AI tools, frameworks, or APIs to support model deployment or LLM-based applications.

PhD in Computer Science, Statistics, Mathematics, or a related quantitative field with 3+ years of relevant experience; or MS with 5+ years of experience in applied AI, machine learning, or statistical modeling. 3+ years of programming proficiency with Python for data science and AI (e.g., Pandas, Scikit-learn, Num Py). 3+ years of hands-on experience applying statistical modeling and machine learning algorithms for supervised and unsupervised learning (classification, regression, clustering, etc.).

3+ years of experience working with large-scale data and distributed systems (e.g., Hadoop, Spark). Working familiarity with causal inference models and techniques. Hands-on experience deploying AI/ML models into a production environment.

Experience with LLM fine-tuning, prompt engineering, or retrieval-augmented generation (RAG).

Experience with rapid prototyping, reproduction, and validation of research ideas. Experience developing or contributing to AI frameworks, APIs, or internal tools used by other teams. Excellent presentation skills, distilling sophisticated analysis and concepts into concise business-focused takeaways.