Grab's data platform team implemented Docker image lazy loading using eStargz and SOCI technologies to reduce container startup times for Airflow and Spark Connect.

Database

Engineering

Grab

220 min read

AI•2026-01-16

From deployment slop to production reality: How BriX bridges the gap with enterprise-grade AI infrastructure

This article introduces BriX, a platform that transforms AI prototypes into enterprise-grade production tools without requiring deep DevOps expertise.

Demystifying user journeys: Revolutionizing troubleshooting with auto tracking

Grab's engineering team developed AutoTrack SDK to automatically capture complete user journeys in the Grab mobile app, eliminating gaps caused by manual event instrumentation.

Data Engineering•2025-12-18

How Grab is accelerating growth with real-time personalization using Customer Data Platform scenarios

Grab built 'Scenarios' in their CDP to enable real-time personalization beyond daily batch updates.

A Decade of Defense: Celebrating Grab's 10th Year Bug Bounty Program

Grab celebrates the 10th anniversary of its bug bounty program in partnership with HackerOne, reflecting on a decade of collaborative security research.

Data Engineering•2025-11-26

Real-time data quality monitoring: Kafka stream contracts with syntactic and semantic test

This post introduces Coban, Grab's platform for real-time Kafka stream data quality monitoring using user-defined data contracts with syntactic and semantic test rules.

SpellVault’s evolution: Beyond LLM apps, towards the agentic future

This article describes how Grab's internal AI platform SpellVault evolved from a no-code LLM app builder into an agentic AI platform capable of reasoning and acting dynamically.

Grab's Mac Cloud Exit supercharges macOS CI/CD

Grab migrated its macOS CI/CD infrastructure from a US cloud vendor to a self-owned colocation cluster in Malaysia, achieving major cost and performance gains.

Machine Learning•2025-11-04

How we built a custom vision LLM to improve document processing at Grab

Grab built a custom ~1B Vision LLM to improve eKYC document processing for Southeast Asian languages and documents.

Hijacking Amazon EventBridge for launching Cross-Account attacks

This article explores how AWS EventBridge cross-account configurations can be exploited for infiltration, exfiltration, and persistent attacks.

Engineering

Squareup

11 min read

Machine Learning•2025-03-10

RoBERTa Model for Merchant Categorization at Square

This post describes Square's development of a RoBERTa-based ML model for accurately categorizing merchants into business types.

An analysis of the Square and Cash App outage

Square and Cash App experienced a system-wide outage on February 26 caused by a faulty security certificate bundle deployment.

Kube-Policies: Guardrails for Apps Running in Kubernetes

This post describes how a Compute Security team built kube-policies, a custom Kubernetes admission controller on top of Open Policy Agent (OPA) to replace Pod Security Policies with adaptive security guardrails.

Making Insights-Driven Decisions in an Ecosystem of Ecosystems

Block shares their data-driven cloud security platform and a GCP static credential elimination case study.

Leveraging Linux Internals to Supercharge Osquery Malware Detection

This post describes a novel technique combining osquery, YARA, and the Linux /proc filesystem to detect fileless and in-memory malware on Linux systems.

Evolution of Developer Productivity at Square - Part Four

Square's fourth developer productivity post covers investments in reliability culture and test engineering infrastructure.

Evolution of Developer Productivity at Square - Part Three

Square's third article in their developer productivity series covers platform-specific tooling, hardware upgrades, and key learnings from scaling engineering practices.

Evolution of Developer Productivity at Square - Part Two

Square's Client Foundations team shares concrete improvements made to developer productivity across Android, iOS, and backend development workflows.

Engineering