Migrating approximately 30k users between partners
Planning and coordinating a partner migration in a live financial platform, with recoverable execution, record-level visibility and readiness for production traffic.
Technology leadership.
Applied AI.
I’m Ishan. I connect architecture, teams and hands-on engineering to deliver production software and useful AI.
CLOUD & AI ARCHITECTURE
PRODUCT ENGINEERINGBASED IN SRI LANKA.
WORKING ACROSS BORDERS.
PEOPLE
TECHNOLOGY
01
Technology leadership
Direction, teams and delivery.
02AI product development
Useful AI, inside your product.
03Enterprise AI readiness
Knowledge, platforms and control.
WORK IN FOCUS
Explore the workSelected project accounts. Client and organization names are withheld.
Rewriting a production app in one week
Leading a Svelte-to-Next.js rewrite to unify the technology stack, from documented user flows to feature-parity testing and a monitored production cutover.
HOW I THINK ABOUT THE WORKStart with the problem.
Start with the problem.
Make the choices count.
Good technology decisions connect the product, the people building it and the people using it.
Explore my approachA builder,
still curious.
From a first QBasic game to leading production change. My path runs through design, software engineering, financial technology and AI.
ENGINEERING NOTES
All writingLatest · Cloud & AI engineering
Why I chose GPUs for a faster, cheaper ingestion pipeline
I traced a slow ingestion pipeline to CPU embedding inference, evaluated the cost of waiting, and moved that stage to GPUs. A practical account of choosing compute by the cost to finish the job.
Read the articleTurning AI review into a marketplace advantage
Inside adeka.lk: automated listing review, explainable quality signals and smarter ranking—and a practical route to AI adoption in existing businesses.
Read the articleMaking multiplayer cursors feel natural
Event ordering, position history and the tradeoff between smooth movement and responsiveness.
Read the articleHandling session timeouts across browser tabs
Use shared notifications for logout and tab-local state for messages, while keeping the server authoritative.
Read the articleStreaming large Excel reports with Bash
How a Bash pipeline, Redis queues and streamed worksheet XML addressed the memory limits of large report generation.
Read the articleA GOOD PLACE TO STARTWhat are you
What are you
working on?
A product to build. A team to lead.
A question about where AI fits.