Engineering Blog

Notes from the build — cloud, mobile & product craft.

Deep dives and field notes from the team shipping Arignar and the platforms behind it.

AllCloudArchitectureMobileProduct

Zero-touch deploys to AWS with GitHub Actions

How we wired OIDC, infrastructure as code and gated environments so a merge becomes a safe production release.

A practical checklist we run before any backend goes live — and the trade-offs we make.

The UX and animation decisions behind Arignar's streaks, sounds and micro-rewards.

How we keep AWS bills predictable with budgets, tagging and a culture of right-sizing.

Patterns for content tooling, RBAC and analytics that don't feel like an afterthought.

Sync strategies, conflict handling and the libraries we reach for in production.