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From the Zapix team

Tutorials, release announcements, and serverless engineering tips.

Why We Built Zapix: Express-style Routing for AWS Lambda

The story behind Zapix — how the frustration of writing boilerplate Lambda handlers led us to build a tiny, zero-config routing library with the DX you already love.

March 14, 2026·5 min read

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aws-lambdaperformanceserverless

Lambda Cold Start Optimization in 2025: A Practical Guide

Cold starts are the top complaint about AWS Lambda. Here are the techniques that actually move the needle — from bundle size to init code placement — with benchmarks.

March 14, 2026·7 min read

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zapixexpressmigration

Migrating from Express to Zapix on AWS Lambda

Already know Express? You already know 90% of Zapix. This guide walks through migrating a real Express API to a Lambda-native Zapix handler — route by route.

March 14, 2026·6 min read

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