system design
trade-offs, scalability, queues, caching, and real-world incident lessons.
welcome to RyanGst blog
notes on system design, TypeScript, DevOps, and career.
TypeScript / JS
patterns, DX tips, monorepos, build tooling, and testing that actually runs in CI.
DevOps & infra
AWS CDK, containers, networking, Traefik, observability, and cost-aware setups.
Etternizer
notes from building my SaaS: architecture, queues, storage tiers, and payments.
talks & teaching
slides, tutorials, and materials from UTFPR tutoring and workshops.