Tagged: typescript
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A toy Neki router to understand sharded Postgres I built a ~260-line wire-compatible router to see where the shard key saves you, then read PlanetScale's 118M QPS benchmark against it. Read article Tier 3 logging in code: OpenTelemetry to Grafana Tempo The three changes that take a serverless API from Powertools and traceparent strings to OTel SDK spans shipping to Tempo, with a runnable docker-compose stack. Read article Tier 2 logging in code: Powertools, EMF, traceparent The three changes that take a serverless API from CloudWatch-only logging to Tier 2, walked through with a runnable LocalStack repo and the actual log lines it produces. Read article API logging in production Three-tier guide to logging a serverless API on AWS. The CloudWatch-only baseline in detail, plus what I would reach for next when it strains. Read article DynamoDB single-table design, worked through Four entities, six access patterns, one table, one GSI. The key design walked step by step with the runnable repo behind it. Read article