Job Summary:
As an SDE-II, you will design and build high-performance services that power mission-critical ad delivery, targeting, and measurement systems across JioStar's platform. You will operate at the intersection of scale, reliability, and real-time decisioning - supporting live sports, premium entertainment, and personalized experiences for millions of users. This is a high-ownership, high-impact role best suited for engineers passionate about building for scale and business impact.

About the Team:
JioStar’s Ad Platform is among the top video advertising platforms in India - and we’re aiming higher. With deep expertise across Video-On-Demand, Live Sports, and Ad Monetization, our vision is to build the most effective and scalable adtech ecosystem in the world.
Our engineering team builds across the full adtech stack - from high-throughput backend services to deeply integrated, high-impact ad experiences on client platforms. Name a technology, and chances are we’ve worked with it. But more than the tools, it’s the problems we solve that make the work exciting.
If you’re excited about building fast, learning continuously, and working on a product that sits at the center of content, monetization, and user experience, we’d love to talk.

Key responsibilities:

Build robust, secure, and scalable microservices to power JioStar applications
Write clean, efficient, and maintainable code using best practices, conduct unit testing and participate in code reviews
Ensure sub-second server response times and implement appropriate data stores - relational, document, key-value, object, or graph - as well as index stores and messaging systems
Take ownership of running and maintaining cloud infrastructure
Continuously evaluate relevant technologies and influence architecture and design discussions
Collaborate with Product Managers and cross-functional teams to understand requirements and deploy high-quality software solutions that meet business objectives
Guide and mentor junior engineers and interns on functional and domain areas

Skills and attributes for success:

Proficiency in Java, Golang, or Python
Experience building distributed domain-driven microservices
Strong understanding of database and storage fundamentals
Experience working with cloud platforms (AWS preferred), messaging systems (Kafka), and CI/CD pipelines
Experience working on large-scale production systems, with a strong focus on performance and reliability is a plus
Ability to translate ambiguous product requirements into well-structured, scalable technical solutions

Preferred education and experience:

Bachelors/master's in computer science or a related field with 2-4 years of experience in backend development.