4 publication(s), engineering notes, and curated picks tagged with #scalability.
Double-entry accounting engine & strong consistency in the face of CAP theorem
How Uber re-engineered its global payments platform across 10,000+ cities using immutable double-entry ledger bookkeeping to guarantee financial accuracy and zero downtime under massive scale.
Petabyte-scale zero-downtime migration of trillions of financial records
The multi-year architectural journey of migrating petabytes of immutable financial ledger records from Amazon DynamoDB to Uber’s in-house distributed database, Docstore, saving $6M+ annually.
Strongly consistent and eventually consistent petabyte-scale indexing architecture
Deep technical dive into LedgerStore’s indexing engine, supporting over 2 trillion unique index entries with two-phase intent indexing for strong consistency alongside materialized views for fast queries.
Advanced System Patterns & Isolation Strategies
Analyzing component isolation strategies, resilience engineering (circuit breakers, bulkheads), event sourcing, CQRS patterns, and systematic scalability trade-offs.
