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.

11,052 pull requests merged in the past year

Ready to redefine the world’s largest software category?

Careers at Attio