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Engineering Notes
Engineering notes from real-world fintech deployments. Technical deep-dives, architecture decisions, and lessons learned from building financial infrastructure at scale.
Why This Matters
Infrastructure decisions have compounding effects. These notes capture what we learned building systems that handle millions of financial transactions.Engineering12 min
Building a Multi-Tenant Ledger System
Deep dive into architectural patterns for multi-tenant ledger systems that handle millions of transactions while maintaining strong consistency and auditability.
Engineering Team
Dec 12ArchitectureLedgerMulti-tenancy
Engineering9 min
Event Sourcing for Financial Systems
Event sourcing provides immutable audit trails and temporal queries. Learn how we implemented event sourcing to power our financial platform.
Engineering Team
Dec 8Event SourcingArchitectureAudit Trail
Engineering7 min
API Design Principles for Fintech
Our approach to designing APIs that balance security, versioning, and developer experience for financial applications.
Engineering Team
Nov 28API DesignSecurityDeveloper Experience