A practical tour of what "real-time" really means when you're tracking ships — the physics of AIS, the latency budget, and how to actually pull positions out of the VesselAPI.
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A walk through what actually gets recorded when a ship enters a port, why the timestamps are weirder than you think, and how to query the data cleanly without getting burned.
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How to build vessel geofence webhooks that actually fire when you want them to — AIS data quirks, debouncing, idempotency, and the small architectural decisions that separate a useful alert from a n...
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How to receive automatic email alerts when a vessel enters or leaves a port — a self-hosted AWS Lambda + SES pipeline you can deploy in an afternoon, with parallel Claude Code instructions throughou...
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