Insights

Engineering insights, AI developments, and product thinking from the KrissDevHub team.

Why RAG is the most practical AI feature you can ship in 2025

Retrieval-Augmented Generation has moved from research paper to production staple. Here's how we implement it for clients, what pitfalls to avoid, and when it's the wrong tool.

June 25, 2026 8 min read

SaaSArchitectureNext.js

The SaaS architecture decisions that matter most at early stage

Multi-tenancy, billing, auth, analytics. Before you write a single feature, these foundational decisions will define how painful your next 18 months are.

June 25, 2026 8 min read

AIOpenAICost Optimization

How we cut LLM costs by 40% without touching accuracy

Semantic caching, prompt compression, model routing, and context window management. A practical guide to production LLM cost optimization.

June 25, 2026 8 min read

SupabasePostgreSQLSaaS

Supabase RLS patterns for multi-tenant SaaS

Row Level Security is powerful but cryptic. Here are the exact policy patterns we use to build secure, performant multi-tenant apps on Supabase.

June 25, 2026 8 min read

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