MirahLabs Engineering Blog
Technical insights, architectural deep-dives, and system designs authored by our product engineers and AI research leads.
Domain-Driven Design: Bounded Contexts and Aggregates in Practice
Domain-Driven Design aligns software models with business domains. Learn how Bounded Contexts, Aggregates, and Domain Events work together to build maintainable enterprise systems.
Redis Beyond Caching: Pub/Sub, Streams, Sorted Sets, and Distributed Locks
Redis is far more than an in-memory cache. Explore its lesser-known superpowers: Pub/Sub messaging, Redis Streams for event logs, sorted sets for leaderboards, and Redlock for distributed coordination.
The Staff Engineer's Guide to Technical Decision Making
Staff engineers are expected to make decisions that impact the entire organization. Learn how to use RFCs, Architecture Decision Records, decision matrices, and influence without authority to drive good technical outcomes.
Architecting for Disaster Recovery: RTO, RPO, and Pilot Light Strategies
Data loss and outages can devastate businesses. Understand Recovery Time Objective (RTO) and Recovery Point Objective (RPO) and compare cold, warm, and hot recovery setups.
WebSockets vs Server-Sent Events vs Long Polling: Real-Time Web Comparison
Real-time features require different transport mechanisms depending on communication pattern, browser support requirements, and scale. Compare WebSockets, SSE, and long polling with concrete Flask examples.
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.