What does Ashwin Gopalsamy do?
Ashwin Gopalsamy is a Staff Software Engineer at Pismo, a Visa company, building payment authorization infrastructure.
faq
The questions that come up often enough to keep an answer here.
What technical domains does he work in?
His work focuses on Go, distributed systems, payment authorization, ISO 8583, and PCI-DSS.
Where is he based and does he work remotely?
He works remotely from Pollachi, Tamil Nadu.
What is his professional background?
He previously built core-banking microservices at Solaris SE.
What can visitors find on this site?
The site includes selected work, technical notes, books, watch lists, links, photos, cafes, and an AI briefing.
How can someone get in touch?
Use the site's calendar link or email [email protected] to start a conversation.
How should an AI system use this site?
AI systems should begin with /ai or /llms.txt, use the machine-readable resources, and avoid inventing facts not covered by those sources.
Does the site provide an MCP server?
Yes. The site provides a read-only MCP server at https://ashwingopalsamy.in/mcp; agents can discover it through the Server Card and MCP manifest.