Distributed Systems Engineer 5 - Core Ad Serving Platform

• Architect and operate backend services for core ad decisioning : Design and build scalable, modular backend frameworks for targeting, frequency management, pacing, and policy enforcement.
• Design APIs and data models : Create clean, scalable interfaces and data schemas that enable seamless interoperability across the Ad Platform ecosystem.
• Optimize high-throughput serving : Build services that manage ad selection and delivery consistency, ensuring low-latency performance in high-traffic, distributed environments.
• Drive operational excellence : Implement SLO-driven development and proactive capacity planning, and own the incident response lifecycle for the core serving stack.
• Instrument platform reliability : Develop comprehensive diagnostics, logging, and telemetry frameworks to ensure deep observability into system health and reliability.
• Maintain ad-tech domain expertise : Utilize deep knowledge of advertising concepts (publisher policies, frequency caps, targeting) to ensure the platform meets industry standards and business requirements.

• 7+ years of experience, with at least 4+ years in the Ads domain.
• Expertise in building and operating highly-available, distributed systems at massive scale.
• Hands-on experience building core ad server components: decisioning logic, ad selection, pacing, ranking, scoring, and frequency capping.
• Deep understanding of ad-tech ecosystem standards and business requirements (e.g., targeting, policy enforcement, and frequency management).
• Proven ability to design scalable APIs and data models that support complex, multi-service ecosystems.
• Strong communication skills with the ability to partner effectively with cross-functional product and engineering teams.

• Experience working in the CTV space and familiarity with its unique delivery constraints.
• Expertise in high-throughput data processing systems and telemetry frameworks for large-scale production environments.
• Familiarity with cloud-native infrastructure, deployment automation, and SLO-driven development.

Netflix provides comprehensive benefits including Health Plans, Mental Health support, a 401(k) Retirement Plan with employer match, Stock Option Program, Disability Programs, Health Savings and Flexible Spending Accounts, Family-forming benefits, and Life and Serious Injury Benefits.

We also offer paid leave of absence programs.

Full-time hourly employees accrue 35 days annually for paid time off to be used for vacation, holidays, and sick paid time off.

Full-time salaried employees are immediately entitled to flexible time off.

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