Expensify named a TrustRadius Buyer's Choice 2026 award winner.

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Announcements,Engineering

How Expensify achieves extreme concurrency with NUMA balancing

How Expensify achieves extreme concurrency with NUMA balancing

Here’s a deep dive into how Expensify's core hardware works – down to the chip level – with an explanation of how that enables a critical feature of our software to work. We hope you'll find it useful as you architect your own NUMA-balanced applications on your own high-density servers!

Scaling Onyx (a postmortem)

Scaling Onyx (a postmortem)

I wanted to quickly take a moment to apologize for some performance and reliability issues we had a couple weeks back.  In the spirit of transparency, here are comprehensive details on what happened, how it was fixed, and how we will ensure better reliability going forward.

Unlimited centrally-issued virtual cards are here

Unlimited centrally-issued virtual cards are here

Expensify Admins can now issue unlimited virtual cards to anyone in their workspace. By assigning custom limits to virtual cards, managing spend on subscriptions, trips, and one-time purchases has never been easier. Take a look at the incredible benefits and set up virtual cards in minutes.

Unlimited receipt and distance tracking for sole proprietors and individuals, now free on New Expensify.

Unlimited receipt and distance tracking for sole proprietors and individuals, now free on New Expensify.

Like planting a tree, the best time to start expense tracking was last year – and the second best time is right now! Learn how New Expensify makes it super easy (and free) for you to scan receipts, record expenses, and log mileage so you can maximize your deductions when tax time rolls around.

Expensify launches integrations with Booking.com & Delta

Expensify launches integrations with Booking.com & Delta

The global pandemic has fundamentally altered the landscape of business travel forever.  There has been so much movement within the business travel space, so it’s only natural that Expensify customers continue to seek as much convenience as possible.

Rebrandify: Behind the scenes of Expensify’s new design system

Rebrandify: Behind the scenes of Expensify’s new design system

Anything Expensify says or does visually should look and feel like the Expensify we know and love: bold, courageous, innovative, and easy to understand. Learn more about the ins and outs of our new design for New Expensify.

The secret experiment behind the Expensify Lounge

The secret experiment behind the Expensify Lounge

When we first launched the "Expensify Lounge" right downtown in the middle of San Francisco's financial district, all for free – people couldn't help but ask "Why are you doing this?" and "How long can this possibly last?" Read more about it in this post.

Know any teachers? Let Expensify.org help them help their students

Know any teachers? Let Expensify.org help them help their students

Refer a K-12 teacher to Expensify.org so we can reimburse 50% of any purchase they make to help underprivileged students in their classrooms. Learn more in this post.

Introducing Workspaces in Expensify

Introducing Workspaces in Expensify

This week, we rolled out a few small changes in an effort to streamline your experience between Expensify Classic and New Expensify. Learn more in this post.

New distance tracking on New Expensify!

New distance tracking on New Expensify!

Check our New Expensify’s new and improved distance tracking and start tracking your distance today.

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