Engineering Blog

[Product]

Feb '26

Building the Attio MCP server

Here’s everything we learned about how to build a great MCP.

James Mulholland
Senior Product Engineer

[AI]

Feb '26

Introducing Universal Context

The agent-centric model of the universe.

Alexander Christie
CTO & Co-founder

[Inside Attio]

Nov '25

Where’s the technical challenge in CRM anyway?

Attio's approach to solving CRM's toughest engineering problems.

Phil Beevers
VP of Engineering

Latest articles

Tracking down OTA-related crashes in our Mobile app

Mar '26

[Product]

A race condition in React Native's reload mechanism can spin up two JS threads at once, corrupting internal state and crashing your app.

Ask Attio: A technical look at our new agent

Mar '26

[Product]

Here are some of the problems we encountered while building Ask Attio, and the systems we put in place to solve them.

Building the Attio MCP server

Feb '26

[Product]

Here’s everything we learned about how to build a great MCP.

Introducing Universal Context

Feb '26

[AI]

The agent-centric model of the universe.

Build with Attio: Nick Janes and Will Stenzel, Dialed Technologies

Nov '25

[Perspectives]

Nick and Will from Dialed Technologies talk about how they like to build with the App SDK.

Where’s the technical challenge in CRM anyway?

Nov '25

[Inside Attio]

Attio's approach to solving CRM's toughest engineering problems.

React Data List: Building virtualized UIs declaratively

Sep '25

[Product]

Building React Data List, a declarative approach to constructing virtualized lists in React and React Native.

JavaScript string slice() considered harmful

Jun '25

[Web]

Understanding UTF-16 and protobuf encodings to resolve a bug in our CSV importer.

You can’t just prompt your way to great AI features

Jun '25

[AI]

Inside the custom frameworks and tooling that power real-time, AI-native features at Attio.

Building better software with AI

Jun '25

[AI]

Learn more about the custom tooling we build to deploy the latest AI models in our codebase.

How V8’s Liftoff compiler broke our WASM execution

May '25

[Web]

A deep dive into how V8’s Liftoff compiler impacted the performance of Attio’s JavaScript runtime.

9,777 pull requests merged in the past year

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