Devops

At 17:00 UTC on cutover day, a re-engagement cron pushed notifications to ~100K freshly migrated users. Every device token belonged to the old Firebase project, every call failed, every failure retried, and the whole backend was pinned to one instance. Nobody attacked us. We did.

A follow-up to our automation journey, where we integrate AI-powered code reviews directly into our CI/CD pipelines, and discover that Gemini is a much better conversation partner than a rubber duck.

How we built automated Slack notifications for ECS deployments with smart commit filtering, SSM state tracking, and Terraform IaC at Wishew.