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Netflix

Senior

Build the billing and invoicing backbone for Netflix's ad business

Netflix's Ads Finance team, part of Ads Platform Engineering, is building the billing and invoicing system that runs Netflix's ad-supported tier as a transaction sub-ledger. This interview probes distributed financial systems experience, ad-tech fintech knowledge, and comfort with audit/SOX-grade compliance in a brand-new, high-ambition team.

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What this interview tests

  • Distributed, business-critical financial/billing systems
  • Revenue recognition and invoicing workflow design
  • Data governance, audit and SOX compliance for finance data
  • Ad-tech and programmatic advertising domain knowledge
  • Cross-team financial transaction reconciliation with DSPs

Common question themes

Design a billing/invoicing system that must never lose or duplicate a transaction

How would you ensure SOX/audit compliance in a financial data pipeline

Experience building revenue recognition or payment workflows

Handling report exchanges and reconciliation with external partners (DSPs)

Tradeoffs in building secure, scalable systems for sensitive financial data

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