Software Development Engineer II (Java)

Job Summary: As an SDE-II, you ll build backend systems that power the most critical moments in a user s journey from opening the app, to experiencing personalized, dynamic content, to experiencing. Your primary focus will be on scaling our platform infrastructure, architecting a state-of-the-art compositor engine, and evolving a multi-widget, server-driven layout system that constructs rich, adaptive pages across all devices. You ll help ensure that hundreds of millions of users enjoy fast, seamless, and always-on experiences, no matter the time, traffic, or device.

• Own scale-critical paths, ensuring the system can handle peak concurrency, multi-region delivery, and freshness guarantees.
• Build the infrastructure capabilities that serves as the orchestration layer between downstream services and client apps enabling faster experimentation, seamless rollouts, that works for every device platform out there.
• Develop the Compositor Engine that fetches and ranks content blocks (widgets/cards), merges metadata, and serves highly contextualised page definitions to clients in milliseconds.
• Collaborate with Product, Data Science, and Frontend teams on use cases like personalized feeds, layouts, and dynamic page composition.
• Improve latency, throughput, and observability across all surfaces where UI is driven from the server including Homepage, Watch pages, and Detail views.
• Contribute to platform primitives that are used by every other team including layout DSLs, contract validation, fallback mechanisms, and preview tooling.
• Participate in design discussions, code reviews, and on-call rotations, maintaining high service reliability even during peak traffic.
• Continuously evaluate relevant technologies and influence architecture and design discussions
• Guides and mentors juniors on functional attributes and domain knowledge

Skills and attributes for success: Strong coding skills (Java) Experience designing and building distributed systems at scale. Hands-on experience with cloud platforms (AWS preferred, AWS Mediaservices experience is a plus), messaging systems (e.g., Kafka) Proven ability to work autonomously in fast-paced environments, manage priorities, and deliver high-impact results Interest in advertising technologies and optimizing systems for user and business outcomes

Preferred education and experience: Bachelors/Masters in Computer Science or a related field with 2-4 years of experience in backend development.

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