Migrating complex CI/CD workflows in Bitbucket Cloud
In late 2021, we fully migrated Bitbucket Cloud from a data center to AWS to improve reliability, security, and performance. One…
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How Atlassian implemented its own multi-factor authentication library with time-based one-time passwords
In July 2022, Atlassian implemented 1time, the company’s own multi-factor authentication (MFA) library with time-based one-time passwords (TOTP), moving away from…
Here’s how one of Atlassian’s critical services consistently gets above 99.9999% of availability
In 2019, we wrote about Tenant Context Service (TCS), a critical infrastructure service at Atlassian which is called multiple times in…
A Trello feature froze, but engineering didn’t: How we fixed an unreproducible React bug
Recently, the Trello engineering team fixed a React bug where Trello’s date picker wouldn’t render correctly. When some customers tried to…
Colorful and accessible theming in Trello with CSS custom properties
The Trello engineering, design, and product teams recently created new colorful and accessible board themes using CSS custom properties (also known…
How Atlassian made Git push over HTTPS faster for Bitbucket Cloud
Bitbucket Cloud is a Git based code hosting and collaboration tool that allows you to interact with your repositories over either…
Post-Incident Review on the Atlassian April 2022 outage
This PIR is available in the following languages:日本語 | 简体中文 | 繁體中文 | Deutsch | English | Español | Français |…
Update on the Atlassian outage affecting some customers
As of Apr 18, 2022, 23:57 UTC, all customers impacted by the outage have been restored. On Monday, April 4th, 2022…
Life of a Growth experiment
A while back, we spoke about What does a Product Growth engineer work on? This was a great introduction to the…
Atlassian’s five-alarm fire: How we evolved our cloud reliability practices
Over the last five years, Atlassian has gone through an incredible transformation. We began as a company that built on-premise software…