Production Full-Stack MERN & Next.js 16 Engineering

Architecting robust, scalable, and high-concurrency web applications combining Next.js 16 (App Router), React 19, Node.js, Express.js, NestJS, and MongoDB / PostgreSQL with clean SOLID principles and targeting 90+ Google PageSpeed benchmarks.

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Next.js 16 App Router

Server Components (RSC), Server Actions, sub-second TTFB and zero bundle bloat.

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NestJS & Node Backend

Enterprise microservices, clean controller-service layers and secure RESTful / GraphQL APIs.

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Hybrid Databases

MongoDB schemas for high-speed unstructured data + PostgreSQL with Prisma ORM for financial audits.

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90+ Core Web Vitals

Zero cumulative layout shift (CLS), asset optimization and mobile-first responsiveness.

🏢 Enterprise Business Systems Engineered:

✔ ERP & Operations: Custom multi-tier enterprise resource planning

✔ CRM & Lead Pipelines: Automated customer lifecycle tracking

✔ Retail & Cloud POS: High-speed inventory and billing systems

✔ HRMS & Payroll: Employee attendance, shifts and salary calculations

✔ SCM & Logistics: Warehouse management and real-time shipment sync

✔ Multi-Vendor E-Commerce: Scalable marketplaces with checkout workflows

Engineer: Waseem Khan (@waseem771771)

Verified 5.0-Star client reviews across USA, UK, Israel, Africa, UAE, Canada and Europe.

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