Md. Azadur Rahman — available for new work
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High-conversion Next.js 15 storefronts, enterprise SaaS & Cloud POS dashboards, interactive WebGL geospatial maps, and published open-source React 19 UI component libraries — engineered for sub-second Core Web Vitals and 100% accessibility.
08 PRODUCTION CASE STUDIES · 100+ GLOBAL DELIVERIES (5.0★ UPWORK & FIVERR)Enterprise vector mapping, geofencing & live fleet telemetry · barikoi.com
Architected mission-critical WebGL vector map interfaces, interactive polygon territory editors, and live field-force tracking dashboards used by JTI, Care Nutrition, and Polar BD across 20,000+ daily active users. Normalized client state via RTK Query to cut initial dashboard load times by 30%.
Visit live siteMulti-storefront commerce SaaS, merchant portal & POS terminal · zecommerz.com
End-to-end multi-tenant e-commerce SaaS platform, merchant control center (merchant.zecommerz.store), courier fraud-check widget (efraudchecker.zephix.io), and keyboard-first Point-of-Sale web terminal (pos.zephix.io) with sub-20ms barcode scanning and offline-resilient cart queues.
Visit live siteHigh-traffic fashion & accessories storefront · cloudybd.com
Production retail storefront engineered with Next.js 15 App Router and Turbopack to handle high-concurrency flash-sale traffic surges. Features instant client-side faceted filtering, optimistic slide-over cart drawers, one-page checkout flows, and 99+ Lighthouse performance.
Visit live siteFootwear & leather goods platform with multi-SKU variant UX · rsleatherbd.com
Full-scale footwear and genuine leather commerce ecosystem featuring dynamic multi-attribute SKU variant pickers (size, color, live warehouse stock), interactive lookbook zoom galleries, dedicated outlet portal (outlet.rsleatherbd.com), and AWS CloudFront responsive image delivery.
Visit live siteWAI-ARIA cascading multi-level React dropdown library · npmjs.com
Production-ready open-source React component library eliminating form boilerplate for up to 5-level cascading parent-child dropdowns (Country → State → City → Zone). Engineered with deterministic tree state reducers, in-memory LRU API caching, full keyboard navigation, and Shadcn UI & Ant Design adapters.
Visit live siteSearchable multi-select React form primitive with dark mode · github.com/iazadur
Customizable open-source multi-select component crafted for the Shadcn UI and Radix primitives ecosystem. Delivers instant fuzzy search filtering, grouped options, select-all toggles, animated tag chips, custom option icons, React Hook Form + Zod integration, and zero-config dark mode.
Visit live siteInteractive bilingual ledger, automated receipting & fund tracking · mosjidkhata.com
Production financial management SaaS built with interactive paper-to-digital before/after comparison sliders, member-wise monthly subscription heatmaps, multi-witness cash denomination counters, and offline-first mobile receipt generation.
Visit live siteBilingual fashion lookbook & social commerce platform · mokkahfabrics.com
Modern textile and apparel storefront blending bilingual Bangla/English editorial typography, curated seasonal collection grids, quick-view product drawers, and frictionless mobile checkout tailored for high-volume social commerce conversion.
Visit live siteRole-based attendance tracking, shift scheduling & analytics · Next.js 16 + React 19
Enterprise workforce management platform built with Next.js 16 App Router, React 19, NestJS 11, and PostgreSQL. Features role-based guards (Admin, Manager, Employee), real-time check-in/out tracking, multi-stage leave approval workflows, and monthly KPI analytics.
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