EU DMA Compliance for Prime Video Storefront Services

I served as the technical lead for implementing EU Digital Markets Act (DMA) compliance mechanisms across Prime Video storefront services—the systems that power browsing, search, watchlists, recently watched items, purchases, episode progress, and personalized recommendations.

Launched DMA regulatory compliance while maintaining high availability and no negative customer impact, across dozens of backend services supporting hundreds of millions of users. My Role

Technical Lead for EU DMA compliance across Prime Video storefront services

Worked directly with Prime Video legal counsel and participated in discussions involving Amazon corporate-level legal

Collaborated with Senior Principal, Principal, and Senior Engineers across multiple Amazon organizations

Authored technical design documents and position papers to align engineering, legal, and program stakeholders

Translating EU DMA requirements into technically feasible solutions within a large, existing production ecosystem

Designing approaches that could be consistently adopted across many independently owned storefront services

Handling regulatory enforcement and data-location concerns for customers traveling both inside and outside the EU

Launching compliance enforcement on mission-critical services with extreme availability requirements

Proposed and evaluated multiple technical approaches to meet EU DMA requirements, balancing regulatory intent, feasibility, and operational risk

Partnered with legal counsel to translate regulatory language into concrete engineering constraints

Defined both short-term implementations to meet regulatory deadlines and longer-term architectures extensible to future global regulations

Led the launch of EU DMA enforcement across two tier-1 storefront services serving 200M+ customers at 99.9999% availability

Implemented a resilient solution on a key tier-1 service using fallback authentication tokens, ensuring Prime Video users could access their personal data even during outages of the primary token provider

Authored cross-team guidance to drive consistent implementation across dozens of backend services

Identified, root-caused, and helped resolve a critical memory leak in a shared Amazon library impacting 40+ services company-wide

Successfully launched EU DMA compliance with no customer-facing regressions across Prime Video’s core storefront experiences

Preserved uninterrupted access to customer data during upstream authentication outages

Established a scalable technical foundation for future regulatory compliance beyond the EU

Prevented ongoing resource degradation across dozens of Amazon services by resolving a high-impact shared-library issue