Full-Stack Next.js Developer &
Custom Software Engineer
Hi, I'm Musaddaq Farid Tahir — building high-converting Next.js web applications, retail e-commerce stores with installment engines, and 100% offline desktop POS software.
// Next.js App Router E-commerce API
export async function POST(req) {
const order = await req.json();
const emi = calculateInstallment(order.total, order.months);
return NextResponse.json({ success: true, emi });
}Retail E-Commerce Engines
Next.js online stores with custom monthly installment calculators and order checkout.
Offline Desktop POS Software
100% offline Electron.js + SQLite applications for local store ledgers and thermal printing.
Full-Stack Web Applications
Custom web portals, fleet dispatch tools, and database management systems built for scale.
Software Solutions Built for Scale
Engineering high-performance web applications, retail e-commerce engines, and 100% offline desktop POS software.
Custom E-Commerce Platforms
High-performance Next.js online storefronts featuring automated monthly installment calculators, instant ordering flows, and admin inventory dashboards.
Offline Desktop Software & POS
Robust desktop applications built with Electron.js & embedded SQLite. Engineered for retail merchants who need 100% reliable offline ledger and billing operations.
Full-Stack Web Applications
Custom web platforms, client portals, and SaaS tools built with Next.js App Router, Tailwind CSS, Node.js, and relational SQL databases.
VPS & Cloud Infrastructure
End-to-end cloud server configuration for Node.js, Next.js, and SQL databases on Linux VPS (Ubuntu) with Nginx reverse proxy and automated daily backups.
Real Projects. Measurable Impact.
Detailed breakdowns of web applications, desktop POS software, and SaaS portals engineered for real business operations.
Babu Electronics — Retail E-Commerce & Installment Engine
Full-stack retail e-commerce platform built for an electronics retailer featuring a custom installment calculator for monthly payment plans and instant order processing.
SwiftWay Logistics — Fleet Dispatch & Operations Portal
Dedicated truck dispatch and fleet order management SaaS platform enabling freight companies to assign drivers, monitor load statuses, and auto-generate rate confirmation PDFs.
Offline Desktop POS & Customer Ledger Software
Desktop POS software engineered with Electron.js & embedded SQLite to operate 100% offline for local merchants, handling credit ledgers and thermal printing.
Payment Links & Merchant Invoicing Gateway
Real-time merchant billing gateway enabling small businesses and freelancers to generate shareable payment links, automated PDF invoices, and monitor client receipts.
Development & Delivery Process
A transparent workflow ensuring rapid execution, clean code standards, and reliable production deployment.
Requirement Gathering & Architecture
Define business goals, database schemas, API specs, and a clear project roadmap with transparent deliverables.
Rapid Execution & Automated QA
Build modular Next.js components, REST APIs, and SQLite desktop engines with continuous automated and manual testing.
VPS Server Deployment & Support
Deploy to high-speed Linux VPS or package into desktop installers. Configure Nginx reverse proxies, SSL security, and cloud backups.
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Project Cost & Delivery Timeline
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Quote Summary
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