Notes on building.
Guides on mobile apps, web platforms and AI products. Cost breakdowns, stack comparisons and how we ship.
CRDT vs OT: Choosing Real-Time Collaboration Architecture
Operational Transformation and CRDTs solve the same problem with fundamentally different tradeoffs. This guide breaks down conflict resolution, memory overhead, offline support, and implementation complexity to help you pick the right architecture.
Technology · Jul 6, 2026 · 15 min read
Caching Strategy for High-Traffic Apps: Redis, CDN, and Edge
Your app is slow because you keep asking the same questions and waiting for the same answers. Here is how to build a four-layer cache hierarchy that cuts response times from 400ms to 40ms and saves you thousands per month on infrastructure.
Technology · Jul 6, 2026 · 15 min read
Database Sharding vs Partitioning for Growing SaaS Products
Your SaaS database is slowing down under growing tenants and data. Before you reach for sharding, understand when partitioning is enough, how to pick shard keys, and which tools actually work in production.
Technology · Jul 6, 2026 · 15 min read
Multi-Cloud Architecture Strategy for Startup Resilience 2026
Multi-cloud sounds like the responsible choice until you see the engineering overhead. Here is when it actually makes sense for startups, when it does not, and how to implement it without drowning your team.
Technology · Jul 6, 2026 · 15 min read
Background Jobs Architecture: Queues, Cron, and Workers Guide
Every production application eventually needs background jobs. The difference between a system that silently loses work and one that processes millions of jobs reliably comes down to architectural decisions you make in week one.
Technology · Jul 6, 2026 · 15 min read
Zerox vs Docling vs Marker: AI PDF Parsing for Pipelines 2026
Vision LLM parsing, layout analysis, and heuristic conversion take fundamentally different paths to the same goal. We benchmarked Zerox, Docling, and Marker across 400 real-world PDFs to find out which approach wins.
Technology · Jul 5, 2026 · 13 min read
Monolith to Microservices Migration: A CTO's Playbook 2026
Migrating from a monolith to microservices is one of the highest-risk architectural bets a CTO can make. This playbook covers when to do it, when to walk away, and exactly how to execute it phase by phase.
Technology · Jul 5, 2026 · 16 min read
Edge Functions vs Serverless vs Containers: When to Use Each
Edge functions run your code in 300+ locations with sub-millisecond cold starts. Serverless gives you zero-ops compute that scales to zero. Containers give you full control over your runtime. Picking the wrong one costs you months of rework or thousands in wasted spend.
Technology · Jul 5, 2026 · 15 min read
Encore vs Nitric vs Ampt: Cloud-Native Backend Frameworks 2026
Encore, Nitric, and Ampt each promise to eliminate infrastructure boilerplate, but they take radically different approaches. Here is how they compare for real production workloads.
Technology · Jul 3, 2026 · 13 min read
How to Build a Music Collaboration and Production Platform
Real-time music collaboration is one of the hardest distributed systems problems in audio. This guide covers the architecture, tech stack, and timeline for building a production-grade platform from scratch.
Technology · Jul 2, 2026 · 14 min read
React 19 vs Vue Vapor vs Svelte 5: Rendering Model Showdown
React 19 keeps the virtual DOM but adds a compiler that auto-memoizes everything. Vue Vapor ditches the virtual DOM entirely. Svelte 5 runes replace stores with fine-grained signals. Three radically different rendering philosophies, each with real tradeoffs your framework comparison blog post did not tell you about.
Technology · Jul 2, 2026 · 14 min read
n8n vs Activepieces vs Windmill: Open-Source Automation 2026
Open-source workflow automation has matured into three distinct camps. Here is how n8n, Activepieces, and Windmill compare on architecture, pricing, and real-world performance in 2026.
Technology · Jul 1, 2026 · 14 min read