Databases & Systems
August 28, 2026•9 min read
Architecting Multi-Region Postgres with Sub-5ms Global Reads
A deep dive into distributed read replicas, connection pooling with PgBouncer, and cache invalidation strategies using Redis Streams.
ENGINEERING DISPATCHES
Insights, benchmarks & architectural patterns.
Technical notes, post-mortems, and engineering guides penned by Bistech practitioners.
Frontend Engineering
August 14, 2026•7 min read
Why We Abandoned Micro-Frontends in Favor of Modern Next.js
How bundle fragmentation and state serialization overhead led us back to clean, modular monoliths with React Server Components.
DevOps & SRE
July 30, 2026•11 min read
Zero-Downtime Database Schema Migrations Under 100k QPS
The expand-contract migration pattern, ghost tables, and automated rollback safety triggers for mission-critical financial systems.
Applied AI
July 12, 2026•8 min read
Deterministic RAG: Preventing Hallucinations in Medical AI
Implementing hybrid vector-lexical reranking and strict citation verification pipelines using LlamaIndex and custom eval harnesses.
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