MongoDB Indexing Strategies That Scale: ESR, Partial Indexes and Explain Plans
A practical approach to MongoDB index design: the ESR rule, partial and TTL indexes, reading explain plans, and retiring indexes safely.
Engineering blog
Field notes from building production software
Practical writing for senior developers, engineering managers and technical founders — performance, data, SaaS architecture, applied AI, payments and mobile.
4 articles tagged PerformanceClear filters
Next.js Performance in 2026: A Field Guide for App Router Teams
Where App Router apps actually lose time — oversized client bundles, waterfalls and unclear caching — and the fixes that move Core Web Vitals in production.
2 min
WebGL on Marketing Sites Without Killing Performance
Immersive 3D can make a brand unforgettable — or make a page unusable on mid-range phones. Our rules for shipping Three.js responsibly.
SEO·
Core Web Vitals and SEO in 2026: A Practical Guide
Performance is now a ranking signal and a conversion lever. Here's how we get marketing sites and web apps into the green.
1 min