👋 I’m Geshan, Senior Software Engineer and a speaker.
I have more than 15 years of professional software engineering experience, currently located in Sydney, Australia serving Simply Wall St as a senior software engineer. I am a Google Developer Expert and I have actively participated as a speaker in:
and more. I am a technical writer too, blogging since 2007.
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Recently published
Jest mock implementation: A beginner’s guide to replacing function implementation for tests
Learn how to use jest mock implementation with a practical example to guess nationalities by name, in this tutorial!
Read postHow to use Axios with Typescript a beginner’s guide
Learn how to use Axios with Typescript and get the most followed user on GitHub, following this tutorial!
Read postHow to use the string_agg function in Postgres with examples
Learn how to use Postgres string_agg function with examples of top 100 billionaires in the world, pretty fun!
Read postThere are like nine actual full-stack engineers in the world, and you are NOT one of them
Real full-stack engineers do not exist. In this post, you can learn how to become a valueable T-shaped product-minded engineer though.
Read postA beginner's guide to retrying failed requests with Axios Retry
In this guide, you will learn how to use Axios Retry plugin to retry failed request with Axios applying certain rules. Get going now!
Read post