Job Title: Principal Data Scientist

Department, Level: Viewer Experiences

Location: Onsite, Bangalore

Work Type: Full time

Job Summary: We believe personalization is the operating system of the customer
experience—not just a recommendation engine. As a Principal Data Scientist, you
will define the scientific vision and technical strategy for an AI-native
personalization platform that powers Search, Recommendations, Homepage, Ads, and
Notifications for millions of users. This is a high-impact leadership role where
your work will directly influence customer engagement, retention, and Watch Time
Per User (WTPU), while setting the direction for one of the industry's most
advanced personalization ecosystems. If you're passionate about building AI
systems at massive scale and solving complex customer problems, this is your
prospect to make a lasting impact.

About the team: At JioHotstar, the Viewer Experience (VX) org is at the heart of
how millions discover, engage with, and fall in love with our platform. We own




the end-to-end user journey—from first app launch to daily habit loops—across
Search, Personalization, Watch Experience, Interactivity, and more. We blend
world-class engineering, ML, design, and data to deliver a seamless,
personalized, and engaging OTT experience at massive scale. If you're passionate
about building immersive, intelligent, and performant user experiences that
delight a billion users, join us in shaping the future of streaming.

Key responsibilities:

* Define the personalization vision: Lead the evolution of JioHotstar's
AI-native personalization platform, by designing systems that continuously
understand every content we carry on the platform, who the customer is, what
they intend to consume, and what they are most likely to value next, enabling
seamless personalization across Search, Recommendations, Homepage, Ads, and
Notifications.

* Architect next-generation AI systems: Build scalable, real-time
personalization solutions using re

📌 Principal Data Scientist (Bengaluru)
🏢 JioStar
📍 Bengaluru