DEV Community

Robin Moffatt
Robin Moffatt

Posted on • Edited on • Originally published at rmoff.net

Building a Telegram bot with Apache Kafka and ksqlDB

Imagine you’ve got a stream of data; it’s not “big data,” but it’s certainly a lot. Within the data, you’ve got some bits you’re interested in, and of those bits, you’d like to be able to query information about them at any point. Sounds fun, right?

Architecture high-level view

What if you didn’t need any datastore other than Apache Kafka itself to be able to do this? What if you could ingest, filter, enrich, aggregate, and query data with just Kafka? With ksqlDB we can do just this, and I want to show you exactly how, using a Telegram bot as the application looking up state from the inbound stream of events:

Animation of Telegram bot looking up statistics about Twitter users

To find out more you can: -

Top comments (0)