👋 I’m Geshan, Senior Software Engineer and a speaker.
I have more than 17 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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Recap 2025: Blogging, public speaking, tech community work, and other things
A professional recap of 2025, focusing on public speaking, blogging, an interview, tech community work, and other things.
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