Migration & Modernisation
Migrate Frontend to TypeScript — Without Re-launching Your Site
Old stack out, new stack in — without a re-launch
Senior engineers · IST + EST overlapNDA on day 124-hour reply
The problem
What you're seeing
You're on plain JS, new hires are slow to onboard, and runtime errors slip into production.
How we fix it
Our approach
We migrate the codebase to TypeScript file-by-file under `strict` mode, fix the worst type-holes, and leave you with green type-check CI.
What you get
Concrete deliverables, no fluff
Every engagement ends with measurable, documented outcomes — no black-box agency reports.
Migration plan with route-by-route mapping
Incremental cut-over, no big-bang launch
Data + SEO parity verified at every step
Decommissioning checklist for the old system
Tooling we use
Industry-standard stack, no proprietary lock-in
ReactNext.jsTypeScriptStrangler-fig pattern
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