MirahLabs Engineering Blog
Technical insights, architectural deep-dives, and system designs authored by our product engineers and AI research leads.
Financial Ledger Integrity: Preventing Double-Spending via Database Isolation
Understand transaction isolation in relational databases. Learn how isolation levels prevent dirty reads, non-repeatable reads, and phantom reads.
Database Sharding Strategies: When and How to Shard PostgreSQL
Database sharding distributes data across multiple PostgreSQL instances to scale beyond what a single server can handle. Learn horizontal sharding strategies, Citus, and when sharding is actually necessary.
PostgreSQL Performance Tuning: Indexes, Query Plans, and Connection Pooling
PostgreSQL is incredibly powerful but requires thoughtful configuration for high-traffic production workloads. This guide covers index strategies, query plan analysis with EXPLAIN, and PgBouncer connection pooling.
Vector Search at Scale: Hierarchical Navigable Small World (HNSW) Indexes
Similarity searches on millions of high-dimensional vectors are computationally expensive. Learn how HNSW graph indexes make nearest-neighbor search sub-millisecond.