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Case Study6 min read

Building Bilingual FinTech Sites That Stay Compliant

Lessons from delivering a chit fund public platform with English/Tamil content, online applications, and automated legal PDF generation.

Aravinthan Balaji

Engineering notes

Regulated financial products need more than a marketing landing page. Members must understand offerings in their language, complete applications with clear consent, and receive documents that match legal requirements across brands or branches.

Localize the journey, not just the labels

For Valathi Chit Funds, bilingual support covered browsing, calculators, and application copy. Localization only works when return estimates and form language stay consistent with how staff explain products in the branch.

Automate paperwork carefully

Puppeteer-driven PDF generation produced multi-brand legal forms from structured application data. The goal was fewer manual edits and fewer mismatched fields - especially valuable when multiple offices share one public site.

Plan for operations after launch

A public site is only half the story. Agent workflows, messaging, and admin content updates determine whether the digital channel stays useful. Building with an operations console in mind reduces the need for ad-hoc tools later.