Sephora Internships Summer 2025 – Principal Engineer, Machine Learning

Job Description:

Our technology team works fast and smart. With San Francisco as our home, we take bringing new tech to market seriously, developing the latest in mobile technologies, scalable architecture, and the coolest in-store client experience. We love what we do and we have fun doing it. The Technology group is comprised of motivated self-starters and true team players that are absolutely integral to the growth of Sephora and our future success.

Job Responsibilities:

As a Principal Machine Learning Engineer, you will focus on the CRM, Digital Marketing and Personalization space and utilize your talents to help Sephora continue inspiring our loyal customers in beauty space. We’re investing heavily in a new machine learning platform and looking for a senior leader to build and grow this team. This hands-on technical role demands excellent knowledge with the ability to demonstrate best practices in the industry. This position calls for a seasoned leader in cutting-edge deep learning practices who enjoys being part of a beauty leader recognized across the globe. This position reports directly into the VP of Data Engineering & Marketing Technology and will work closely on technical direction.

Job Requirements:

• 10+ years of experience in the field of Information Technology including positions in development/engineering and architecture and / or experience in a quantitative field
• 5+ years of experience applying neural networks and other machine learning techniques in shipping products
• Solid mathematical and algorithmic background
• Coding experience using Python, R, Spark, Hadoop and Azure/GCP for predictive modeling and data manipulation
• Experience with CNN training and deep learning frameworks such as PyTorch, Tensorflow, Keras or similar
• Full lifecycle product development from inception through delivery
• Excellent communication skills, with the ability to explain complex technical concepts to technical and non-technical audiences Optional Skills
• MS/PhD in Computer Science or quantitative field and / or equivalent experience
• Demonstrate our Sephora values of Passion for Client Service, Innovation, Expertise, Balance, Respect for All, Teamwork, and Initiative

Job Details:

Company: Sephora

Vacancy Type:  Full Time

Job Location: San Jose, CA, US

Application Deadline: N/A

Apply Here

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