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Serverless URL Shortener
in progressA link-shortening service designed to survive traffic spikes without any server management. Short links resolve from the edge, and writes go through a thin API layer into a single-table DynamoDB design.
The goal was to practice building a system that is cheap at rest, scales to zero, and still returns redirects in single-digit milliseconds from anywhere in the world.
request flow
- p99 redirect
- 42 ms
- Cold start
- 180 ms
- Cost / 1M reqs
- $0.94