Insights

Practical engineering writing from our team.

Long-form notes on the patterns, traps, and numbers we see shipping production software — performance, AI, DevOps, security, and the architecture choices that survive year three.

FeaturedJun 12, 2026 8 min read

Cutting LLM costs by 70% without losing quality

A practical playbook of caching, model cascading, retrieval, and budget alerts — with real numbers from production RAG apps.

Aaftab Patel · Co-founder & CTO

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PerformanceNext.js

From 4s to 1.2s LCP: a Next.js performance audit

A step-by-step LCP / INP / CLS breakdown with the diffs that mattered, the ones that didn't, and a Lighthouse score that survived.

May 30, 2026 12 min

DevOpsAWS

Kubernetes cost optimization on EKS: a 62% reduction

Spot instances, Karpenter, right-sizing, and the governance patterns that keep savings sticky month over month.

May 14, 2026 10 min

MobileArchitecture

Offline-first mobile for 1,200 field agents

How we synced a national field team across low-connectivity India with WatermelonDB and a CRDT-driven conflict resolver.

Apr 22, 2026 9 min

SecurityArchitecture

Practical RBAC for multi-tenant SaaS

A defense-in-depth pattern: row-level security, JWT scopes, audit logs, and the five traps we still see in 2026.

Mar 18, 2026 7 min

E-CommerceArchitecture

When headless commerce beats Shopify (and when it doesn't)

A decision framework for catalogs, checkout, and the hidden ops cost of multi-vendor complexity.

Feb 26, 2026 6 min

EngineeringCulture

Ten engineering principles we ship by

Boring tech wins. Write it down. Small commits. The quiet rules that decide what gets shipped, what gets cut.

Jan 30, 2026 5 min

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