After upgrading to Xcode 13.1, we noticed a few issues such as instability of the CI tests and high CPU utilisation. Read to find out how the Test Automation - Mobile team investigated these issues and resolved them by integrating observability tools into our iOS CI development process.

The Talaria open-source project has made significant improvements by replacing Lua VM with the Go plugin resulting in 2.3x faster performance and memory usage reduction. Talaria is a time-series database designed for Big Data systems used to process millions of transactions and connections daily at Grab, requiring scalable data-driven decision-making.

As Flink becomes more popular with real-time stream applications, we realise that Flink deployments are sometimes stressful and prone to errors. The Coban team deep dives into the issues with our existing Flink deployment process, possible mitigations, and the eventual solution to ensure safer deployments of Flink streaming applications.

Grab’s messaging feature was designed for two-party communications, but as our superapp grew to include more features, we became more aware of the limitations in our app. Read to find out how we redesigned the messaging experience to make it more extensible and future-proof.

Testing is typically done after development is complete, which often results in bugs being discovered late in the process. Read to find out how Grab has improved its quality to scale and support the superapp experience. This evolution also brings a cultural shift for quality mindset in teams, enabling us to deliver faster with a better experience for our users.

As companies grow in today's technology landscape, it often leads to a diverse set of technology stacks being used in different teams, which can lead to bigger problems in the future. Find out how the OVO team compared and analysed different technologies to find the one that best met their needs.

To ensure our consumers continue to be well-protected, we need to ensure our data access measures are compliant with evolving security standards. With more services and resources to manage, it becomes increasingly difficult to maintain a frictionless process. Read to find out how we solve this by migrating from role to attribute-based access control.

This article illustrates how Grab’s real-time data platform team secured GitOps pipelines at scale with our in-house GitOps implementation.