Finance - Fintech Web App
90+ Lighthouse · responsive UI + REST integration shipped
Finance fintech web app case study by Sharifuz Zaman - Web-App Developer using React, Tailwind, REST API.
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The problem
A fintech product needed a clear, mobile-ready dashboard that stayed fast under real API load - not a slide-deck mock.
My role as Web-App Developer
End-to-end web build: UI architecture, REST integration, responsive polish, and pre-launch performance QA.
Process & tools
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I
Scope & IA
Mapped dashboard flows, auth edges, and mobile breakpoints before pixels.
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II
UI Build
Shipped componentized React views with a performance-first Tailwind layout.
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III
API Wire-up
Integrated REST endpoints for balances, transfers, and live chart data.
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IV
Polish & Ship
Lighthouse pass, cross-browser QA, then production deploy.
Proof
- React
- Tailwind
- REST API
- Vite-ready structure
Measurable outcome
Delivered a production-ready fintech UI with Core Web Vitals in the green and a maintainable component stack for future features.
- 90+ Lighthouse
- REST Live APIs
- 100% Responsive
Want results like this? Contact Sharifuz Zaman to start a project