Insights, guides & engineering notes
Practical writing on web and mobile development, cloud, and building software that ships.
How to Write a Product Spec Vendors Can Quote From
Write a software requirements specification that gets comparable bids. Learn to define outcomes, constraints, and scope so vendor estimates converge.
Custom React Hooks: Composable Patterns That Scale
Learn how to build custom React hooks that stay testable and composable as your codebase grows — with layered composition patterns that eliminate hidden coupling.
Push Notifications in React Native and Expo Done Right
Master React Native push notifications end-to-end — from token registration through APNs and FCM delivery — and debug the silent failures docs skip over.
Microservices vs Monolith: When Should You Split Apps?
Understand the microservices vs monolith trade-off and learn the concrete signals that justify splitting your app into services rather than staying modular.
RAG Frameworks Compared: LangChain vs LlamaIndex
Compare RAG frameworks LangChain vs LlamaIndex on retrieval, indexing, and orchestration to know when a framework helps and when a raw embedding call wins.
MCP for Developer Tooling: A Practical Introduction
Connect internal tools, docs, and databases to coding agents with MCP servers. A practical guide to agentic coding that acts on your stack, not just generic knowledge.
LLM Cost Optimization Strategies for AI Engineering
Cut LLM spend with AI engineering techniques that actually move the needle: model routing, prompt caching, and context trimming beat chasing cheaper per-token rates.
Function Calling for Agents: Designing Tools That Work
Learn how to design tool schemas for tool-using agents that actually work — naming, descriptions, and parameter shapes that reduce wrong-tool calls in production.
How to Write an RFP for Software Development Teams
Learn how to write a software development RFP that surfaces the best vendor fit by scoping a real problem, not just confirming a pre-written feature list.
React Performance: Memoization Without React.memo Abuse
Stop scattering React.memo everywhere and fix actual React performance optimization bottlenecks — profiler-first, compiler-aware patterns for 2026.
Kotlin Multiplatform vs Flutter for Shared Logic
Compare Kotlin Multiplatform vs Flutter to decide which cross-platform mobile approach fits teams with existing native iOS and Android apps.
WebSockets vs SSE: Choosing a Real-Time Web Transport
Compare WebSockets vs SSE for real-time web apps. Learn which transport fits your message direction, reconnection needs, and scale constraints.