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We moved off Firestore. The slow page stayed slow.

Two days after our internal resume platform moved from Firestore to Firebase SQL Connect, the page that pushed us into it was still downloading 18 MB and locking up for a minute. The new database made a better query possible. Writing that query is what made the page fast.

Published on: October 7, 2026

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How Spring Security wires up Azure AD authentication so your frontend never has to touch a token.

Published on: October 6, 2026

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Your agent forgets you after every compaction. The Open Knowledge Format is a small set of conventions for writing knowledge down as markdown, so it survives the session and the next agent can read it without a translation layer.

Published on: September 11, 2026

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Email development has long been stuck in the past. React Email is here to change that.

Published on: September 9, 2026

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Why architecture should follow the needs of your system, not industry trends. And why this matters even more in the AI era.

Published on: September 1, 2026

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Senior Software Engineer

Temporal shipped in Chrome 144 and hit TC39 Stage 4. Immutable types, real timezone support, and no more zero-indexed months. Here's why it finally replaces Date.

Published on: August 31, 2026

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Urs Peter about Moving from Java to Kotlin - is it worth it? With statistics painting a clear picture of its consistent growth, Kotlin is ...

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Improved Developer Experience with Java 21 | Coven of Wisdom

Akif unveiled the newest functionalities in Java 21. Akif will in this presentation focus on three groundbreaking upgrades: - String ...

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Introduction to React Server Components | Coven of Wisdom

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Is technology your window to great experiences?

Our latest articles

We moved off Firestore. The slow page stayed slow.

Two days after our internal resume platform moved from Firestore to Firebase SQL Connect, the page that pushed us into it was still downloading 18 MB and locking up for a minute. The new database made a better query possible. Writing that query is what made the page fast.

Spring Boot: Handling the OAuth2 Login Flow

How Spring Security wires up Azure AD authentication so your frontend never has to touch a token.

Using OKF to provide long term context to your agent

Your agent forgets you after every compaction. The Open Knowledge Format is a small set of conventions for writing knowledge down as markdown, so it survives the session and the next agent can read it without a translation layer.

Stop wrestling with email templates. Use React Email

Email development has long been stuck in the past. React Email is here to change that.

Pragmatic Architecture: Finding Your Architectural Compass

Why architecture should follow the needs of your system, not industry trends. And why this matters even more in the AI era.

Temporal: JavaScript Finally Fixes Dates

Temporal shipped in Chrome 144 and hit TC39 Stage 4. Immutable types, real timezone support, and no more zero-indexed months. Here's why it finally replaces Date.

Our amazing
writers & speakers

Our latest videos

Webinar: Move from basic autocomplete to AI-powered development workflows

Coven of Wisdom Kotlin Night 2024 1

Urs Peter: Moving from Java to Kotlin - is it worth it?

Coven of Wisdom - EHV - CSS Edition

Going native with Spring Boot 3 | Coven of Wisdom

Improved Developer Experience with Java 21 | Coven of Wisdom

Coven of Wisdom - EHV - AI Edition

Introduction to Astro | Coven of Wisdom

Introduction to SolidJS | Coven of Wisdom

Introduction to React Server Components | Coven of Wisdom

Our latest events

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Is technology your window to great experiences?

Our latest articles

We moved off Firestore. The slow page stayed slow.

Two days after our internal resume platform moved from Firestore to Firebase SQL Connect, the page that pushed us into it was still downloading 18 MB and locking up for a minute. The new database made a better query possible. Writing that query is what made the page fast.

Spring Boot: Handling the OAuth2 Login Flow

How Spring Security wires up Azure AD authentication so your frontend never has to touch a token.

Using OKF to provide long term context to your agent

Your agent forgets you after every compaction. The Open Knowledge Format is a small set of conventions for writing knowledge down as markdown, so it survives the session and the next agent can read it without a translation layer.

Stop wrestling with email templates. Use React Email

Email development has long been stuck in the past. React Email is here to change that.

Pragmatic Architecture: Finding Your Architectural Compass

Why architecture should follow the needs of your system, not industry trends. And why this matters even more in the AI era.

Temporal: JavaScript Finally Fixes Dates

Temporal shipped in Chrome 144 and hit TC39 Stage 4. Immutable types, real timezone support, and no more zero-indexed months. Here's why it finally replaces Date.

Our amazing writers & speakers

Our latest videos

Our latest events

Some of our jobs

View all jobs

Our amazing
writers & speakers