Engineering

Deep technical content on infrastructure, performance and reliability. Written by engineers, not marketers.

All Performance Reliability Scaling Commerce Infrastructure Security

Performance Sep 11, 2026 · 9 min

From 4.2s to 380ms: debugging latency in a high availability infrastructure setup

The situation: a slow, gradual degradation with no obvious causeThe platform was a B2B SaaS product used for scheduling and resource planning, with around 40,000 active users across several hundred customer accounts. Traffic was steady during busines...

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Performance Sep 09, 2026 · 10 min

How Docker networking broke checkout under load: a container ecommerce infrastructure case study

The situation: a growing marketplace runs into container networking limitsThe platform was a multi-vendor marketplace built on a PHP monolit...

Performance Aug 19, 2026 · 8 min

How DNS resolution works under the hood: a step by step guide for high availability infrastructure

What you will achieveBy the end of this guide you will understand exactly what happens between a user typing your domain and their browser o...

Performance Aug 14, 2026 · 8 min

TTFB vs full page load: choosing the right metric for your ecommerce infrastructure

Time to First Byte shows up in every performance report: Lighthouse, PageSpeed Insights, your CDN dashboard, your APM tool. It gets treated...

Performance Jul 31, 2026 · 9 min

How zero-downtime database migrations work

What a zero-downtime migration actually meansA database migration changes the structure of your data: adding a column, renaming a table, cha...

Performance Jun 07, 2026 · 6 min

How to profile real-world performance issues in high availability infrastructure

Performance problems hide in production environments where they're hardest to debug. Here's how to profile them systematically without guess...

Performance Jun 03, 2026 · 7 min

How we migrated an ecommerce platform to HTTP/3 and cut page load times by 47%

A high-traffic fashion retailer was losing conversions to slow page loads during peak hours. Moving from HTTP/1.1 to HTTP/3 through strategi...

Performance May 30, 2026 · 6 min

Benchmarking time-series databases for ecommerce infrastructure monitoring

We tested InfluxDB, Prometheus, and TimescaleDB under realistic ecommerce traffic loads to see which handles millions of metrics without cho...

Performance May 23, 2026 · 9 min

How to choose the right time-series database for high availability infrastructure monitoring

Most infrastructure monitoring setups fail under real production load because they're built on the wrong database foundation. Time-series da...

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