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Fixed some bugs, caused some bugs

Member of the Platform Team responsible for improving performance and stability of NodeJS services and developer experience tooling.

• Go development for an HTTP proxy and streaming MPEG server to deliver video advertisements to users

• Developed an Ad Decision System to determine which targeted video ads are displayed to a user in NodeJS and TypeScript using Cassandra, Kafka, and memcached

• Implemented caching and pre-caching mechanisms for advertising assets and schedules to scale ADS from ~25k requests/sec to >500M daily requests (~600k requests/sec peak)