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Success story · Fintech · India

Rebuilding a live rewards and engagement platform on an AI-native foundation

How Thrymr rewrote Zaggle's live Propel platform on a modern, AI-native foundation without disrupting production — now the base for rebuilding their wider product suite.

Legacy platform rewritten on an AI-native foundation and taken live — now the base for rebuilding the wider product suite.

Zaggle is a listed Indian fintech whose Propel platform powers rewards and engagement for a large base of live clients, with transactions running continuously.

The challenge

Propel had grown brittle over years of change — hard to maintain, slow to customise, and risky to touch while it was serving live clients and processing ongoing transactions. Any rewrite had to happen without disrupting production. It also had to change how the organisation worked: bringing sales, marketing, product and engineering onto a shared plan and a faster pace of delivery.

What we did

  • Reimagined the platform and set up a new architecture designed for change
  • Introduced AI-driven coding practices, working alongside Zaggle’s own engineers
  • Aligned sales, marketing, product and engineering around a shared scope and pace
  • Built the new platform and took it live

The outcome

Zaggle moved off a fragile legacy system onto a modern foundation, with a faster, AI-native way of working now embedded in their own team. They are rebuilding their remaining products on the same foundation.

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