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Principal - Data Scientist

JioStar

Bengaluru, Karnataka

Full-time12–5+ yrs

Job Title: Principal Data Scientist

Posted today

Director - Product Management

JioStar

Bengaluru, Karnataka

Full-time

Director - Product Management at JioStar in Bengaluru, Karnataka. The complete job description and application are on the company's own careers page.

Posted today

Staff Software Development Engineer

JioStar

Bengaluru, Karnataka

Full-time

Staff Software Development Engineer at JioStar in Bengaluru, Karnataka. The complete job description and application are on the company's own careers page.

Posted today

Assistant Manager - Entertainment Ad Sales, HGEC Pay

JioStar

Gurugram, Haryana

Full-time5–10 yrs

In this individual contributor role, you will work with the largest customers and agency planners to establish long-term partnerships for advertisers within a designated industry. You will own revenue targets for key accounts and utilise your understanding of market dynamics, and TV ad inventories to create value for your clients.

Posted today

Assistant Manager - Entertainment Ad Sales, Tamil

JioStar

Gurugram, Haryana

Full-time

Posted today

Staff Software Development Engineer - Golang

JioStar

Bengaluru, Karnataka

Full-time7–5+ yrs

Our engineering team defines the technical architecture and drives itself to build systems that serve billions of requests per day, cosmic scales of video content streamed every day, with ultra-low latency design and high reliability. We make sure every byte of video content gets to millions of viewers, at the highest quality possible. We are growing fast and looking for talented Engineers who are up for one of the biggest yet outcomes in the video streaming business as we gun to be the primary destination for digital first entertainment in India and make JioHotStar accessible to every Indian.

Posted today

Manager - Entertainment Ad Sales, Telugu

JioStar

Mumbai, Maharashtra

Full-time5–10 yrs

This role focuses on achieving revenue and growth targets for JioStar advertisers in the assigned category. As a Manager you will be part a team of front liners, while building strong relationships with advertisers and agencies, and delivers customized solutions across JioStar extensive TV platforms. The role also expands JioStar client base and strengthens its position as the go-to partner for innovative advertising solutions.

Posted today

Manager - Entertainment Ad Sales

JioStar

Mumbai, Maharashtra

Full-time5–10 yrs

Posted today

Manager - Entertainment Ad Sales, Malayalam

JioStar

Mumbai, Maharashtra

Full-time4–8 yrs

This role focuses on achieving revenue and growth targets for TV advertisers in the assigned category. As a assistant Manager you will be part a team of front liners, while building strong relationships with advertisers and agencies, and delivers customized solutions across JioStar extensive TV platforms. The role also expands JioStar client base and strengthens its position as the go-to partner for innovative advertising solutions.

Posted today

Director - Engineering

JioStar

Bengaluru, Karnataka

Full-time13–5+ yrs

Job Title: Director - Engineering

Posted today

Staff UXR

JioStar

Bengaluru, Karnataka

Full-time7–8 yrs

JioHotstar is a one stop destination for all things entertainment, from Live Sports, Indian and International Shows and Movies across all Jio and Star properties to all Disney content, including Pixar, Marvel, Star Wars, National Geographic and Disney+ originals. We are now looking for the brightest minds to build the future of entertainment with us.

Posted today

Software Development Engineer II - Web

JioStar

Bengaluru, Karnataka

Full-time2–4 yrs

As a Software Development Engineer II, you’ll build a world-class platform for our customers by solving complex technical problems and building systems that run at scale. You will play a critical role in developing code and solving problems independently while shaping our next-gen solutions that drive our company's mission forward. We seek candidates with a passion for crafting elegant code and building innovative software solutions.

Posted today

Assistant Manager - Entertainment Ad Sales, HGEC Pay

JioStar

Mumbai, Maharashtra

Full-time4–8 yrs

This is an individual contributor role where you will own the revenue targets for key accounts within the Entertainment Business under the HGEC PayTV portfolio. The focus will be on maximizing revenue potential, closing show sponsorships and positioning JioStar TV Channels as a premium destination for TV investments

Posted today

Assistant Manager - Entertainment Ad Sales, Digital, Mid-Market

JioStar

Gurugram, Haryana

Full-time4–6 yrs

This role focuses on achieving revenue and growth targets for advertisers in the assigned category. As a Manager you will be part of a team of front liners, while building strong relationships with advertisers and agencies, and delivers customized solutions across JioStar extensive Digital platforms. The role also expands JioStar client base and strengthens its position as the go-to partner for innovative advertising solutions.

Posted today

Director - Entertainment PRS, Malayalam

JioStar

Kochi, Kerala

Full-time10–13 yrs

A team leader role in the Product & Revenue Strategy Function for South . This position is required to support& facilitate Sales team of the respective cluster/ language. The incumbent will act as a key link between Programming/Content team and Sales teams and drive the brand philosophy and sales/revenue strategy for the channel to optimize channel inventory. This will be done through effective forecasting, planning, pricing and property integrations based on deep understanding of customer needs and patterns

Posted today

Principal - Data Scientist

JioStar · Bengaluru, Karnataka

Full-time12–5+ yrs

Posted today

Job description

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 opportunity 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. Reporting To: 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 representation learning, foundation models, sequential user modeling, multimodal intelligence, semantic retrieval, and continuously learning systems. • Solve personalization at scale: Drive innovation in customer understanding, intent prediction, cold-start, real-time recommendations, exploration vs. exploitation, diversity, and low-latency decision-making • Build Platforms, Not Models: Develop foundational capabilities such as unified user and content representations, experimentation frameworks, feature platforms, and real-time inference services. Drive organizational thinking beyond optimizing isolated algorithms toward building continuously learning intelligence systems. • Lead scientific excellence: Partner with Product, Engineering, Analytics, and Business leaders to define long-term AI strategy • Develop Talent & Technical Excellence: Mentor senior data scientists, influence architectural decisions, champion AI-native ways of working, and establish scientific rigor across experimentation, measurement, and platform development Skills and attributes for success: • Proven experience building and operating large-scale production personalization or search systems serving millions of users • Demonstrated success translating scientific innovation into measurable customer and business outcomes • Deep expertise in representation learning, behavioral embeddings, and sequential user modeling for personalization. • Strong understanding of semantic retrieval, search, ranking, and recommendation systems at scale. • Hands-on experience with Foundation Models, Transformers, LLMs, and multimodal AI. • Knowledge of contextual bandits, reinforcement learning, causal inference, and long-term optimization techniques. • Experience building real-time ML systems, including streaming pipelines, feature stores, vector retrieval, online inference, experimentation frameworks, and model serving. • Strong engineering mindset with the ability to translate cutting-edge research into scalable, production-grade AI solutions. • Excellent product intuition, with a focus on solving customer problems and delivering measurable business impact. • Proven ability to thrive in ambiguous environments, solve complex problems from first principles, and influence cross-functional teams through technical leadership Preferred education and experience: Bachelors/Masters in Statistics, Computer Science, Computer Engineering, or Machine Learning with 12+ years of experience in Machine Learning, Data Science, Personalization, Search, or/and Recommendation Systems. About Us: Perched firmly at the nucleus of spellbinding content and innovative technology, JioStar is a leading global media & entertainment company that is reimagining the way audiences consume entertainment and sports. Its television network and streaming service together reach more than 750 million viewers every week, igniting the dreams and aspirations of hundreds of million people across geographies.