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Building Scalable React Component Libraries in Production Fintech

Building Scalable React Component Libraries in Production Fintech

How I architected reusable UI systems at WealthHat that improved development velocity by 25% across financial advisory modules — patterns for tokens, composition, and team adoption.

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Frontend Performance Optimization: From 35% Faster Loads to Better UX

Frontend Performance Optimization: From 35% Faster Loads to Better UX

Code splitting, TanStack Query caching, and render discipline that cut WealthHat dashboard load times by 35% — practical patterns for React apps at scale.

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Testing Mission-Critical Financial Interfaces with Jest, RTL, and Playwright

Testing Mission-Critical Financial Interfaces with Jest, RTL, and Playwright

How we reached 85% coverage on WealthHat's financial UI and built confidence in releases — unit tests, integration tests, and E2E flows that actually catch regressions.

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Building Real-Time Dashboards with WebSockets and React

Building Real-Time Dashboards with WebSockets and React

Lessons from YPMC and logistics products where WebSocket-driven UIs improved user synchronization by 60% — connection lifecycle, state patterns, and failure handling.

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React Native Migration at Scale: Lessons from YPMC

React Native Migration at Scale: Lessons from YPMC

How we migrated mobile interfaces to React Native at YPMC, improving app store deployment efficiency by 50% while cutting crash rates and standardizing accessibility patterns.

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Frontend CI/CD with GitHub Actions, Playwright, and Quality Gates

Frontend CI/CD with GitHub Actions, Playwright, and Quality Gates

How we reduced deployment failures by 25% at Timbu with automated pipelines — lint, typecheck, tests, preview deploys, and E2E gates that protect high-traffic Next.js apps.

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