Zobayerul Islam
Zobayerul Islam
Available for new projects

Zobayerul Islam

Web Developer & E-commerce Specialist

Building Fast, Scalable Websites & E-commerce Systems

Founder of BetaBig — an international IT company funded by UAE investors. I build high-converting e-commerce platforms, responsive custom websites, full-stack React & Next.js applications, and custom business management systems tailored to automate workflows and maximize revenue.

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Zobayerul Islam
99.9%Uptime & Performance
$10M+Sales Powered
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0+
Completed Projects
0+
Satisfied Clients
0+
Years Experience
$0M+
Sales Powered
Core Capabilities

Services Engineered for Measurable Growth

A full-stack web development and e-commerce engineering stack — crafted for speed, conversions, and seamless scalability.

Custom Website Design & Development

Bespoke, responsive websites engineered with clean semantic code, lightning-fast loading speeds, modern aesthetic design, and seamless user experiences across all devices.

  • Custom responsive UI/UX architecture
  • Modern HTML5, CSS3/Tailwind, and vanilla JavaScript
  • Core Web Vitals & speed optimization (95+ score)
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WordPress & WooCommerce Development

Custom WordPress themes, advanced WooCommerce configurations, secure checkout funnels, custom plugin development, and scalable online store architectures.

  • Custom WooCommerce themes & checkout flow
  • Custom WordPress plugin development
  • Payment gateway & shipping API integration
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Full-Stack Web Development

End-to-end full-stack web solutions covering database architecture, robust backend APIs, server infrastructure, and intuitive frontend user interfaces.

  • Scalable client-server web architecture
  • Database schema modeling (PostgreSQL, MySQL, MongoDB)
  • RESTful APIs & microservices development
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React.js & Next.js Development

Cutting-edge dynamic web applications built with React.js and Next.js (App Router), featuring server-side rendering (SSR), static generation (SSG), and interactive state flows.

  • Next.js App Router, SSR, and SSG web apps
  • Interactive React component libraries & state flows
  • Type-safe TypeScript codebase & clean architecture
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E-commerce Website Development

High-converting, scalable e-commerce platforms with custom product catalogs, cart engines, one-page checkouts, multi-currency support, and conversion-focused UX.

  • Custom e-commerce platforms & online storefronts
  • Cart optimization & high-converting checkout funnels
  • Inventory management & automated order tracking
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Custom Web Applications & SaaS Development

Tailor-made software-as-a-service (SaaS) products and bespoke web applications designed for multi-tenancy, subscription billing, scalability, and high user concurrency.

  • Multi-tenant SaaS application architecture
  • Subscription billing & Stripe/Paddle billing automation
  • User permissions, team workspaces & role control
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CRM, ERP & Business Management Systems

Comprehensive business automation tools, custom CRM workflows, and ERP systems to manage inventory, customer relations, orders, and operational data smoothly.

  • Custom CRM solutions for lead & customer management
  • ERP systems with inventory, billing & order sync
  • Role-based access control & analytics dashboards
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API Integration & Backend Development

Secure RESTful and GraphQL API development, third-party service connections (Stripe, PayPal, bKash, SSLCommerz, Twilio), and high-performance server microservices.

  • Robust REST & GraphQL API architecture
  • Payment gateways & third-party webhook integrations
  • PostgreSQL, MySQL & MongoDB database modeling
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Website Performance Optimization

Deep speed optimization and Core Web Vitals remediation to get 95+ Google PageSpeed scores, sub-second load times, and improved search engine rankings.

  • Core Web Vitals remediation (LCP, INP, CLS)
  • Code minification, tree-shaking & asset compression
  • Advanced caching strategies (Redis, Cloudflare, CDN)
Learn more →
Tools & Technologies

The Modern Tech Stack Powering Scalable Results

Modern languages, frameworks, and tools I use daily to build, launch, and scale applications.

R React.js
N Next.js
W WordPress
W WooCommerce
N Node.js
T TypeScript
T Tailwind CSS
P PHP
P PostgreSQL
A REST APIs
S Shopify
G Git
Custom Website Design✦WooCommerce Development✦React & Next.js✦ERP & CRM Integration✦High-Performance APIs✦Full-Stack Development✦Payment Gateway Integration✦Speed Optimization✦Custom Website Design✦WooCommerce Development✦React & Next.js✦ERP & CRM Integration✦High-Performance APIs✦Full-Stack Development✦Payment Gateway Integration✦Speed Optimization✦
Featured Work

Case Studies Delivering Real Business Impact

A curated selection of live client platforms where precision engineering, clean architecture, and modern UX drove compounding revenue.

Aurelia Travel — Bespoke Luxury Journeys
Live Demo →
Travel & E-commerce

Aurelia Travel — Bespoke Luxury Journeys

A bespoke luxury travel booking platform featuring curated global destination packages, private yacht charters, and an immersive responsive user experience.

MediBook — Healthcare Appointment Booking
Live Demo →
Healthcare SaaS

MediBook — Healthcare Appointment Booking

A modern medical consultation platform allowing patients to browse verified doctor profiles, check live availability, and confirm instant appointments.

PayrollPro — Enterprise Payroll Management System
Live Demo →
HRMS & Business Systems

PayrollPro — Enterprise Payroll Management System

An enterprise workforce and payroll management system tracking employee attendance, automated monthly salary batches, tax deductions, and digital payslips.

Pasture — Cow Farm & Dairy ERP Platform
Live Demo →
AgTech & ERP

Pasture — Cow Farm & Dairy ERP Platform

A full-featured agricultural operating system managing livestock records, milk yield analytics, feeding schedules, veterinary health logs, and farm financials.

Flavor Dash — Online Food Ordering & Delivery
Live Demo →
Food & Delivery

Flavor Dash — Online Food Ordering & Delivery

A high-conversion food ordering platform featuring categorized restaurant menus, dynamic search filtering, instant cart management, and seamless checkout.

Toolify — Multi-Utility Developer & Creator Workspace
Live Demo →
SaaS & Web Utilities

Toolify — Multi-Utility Developer & Creator Workspace

A modern web-based utility toolkit packed with 21+ browser-powered developer tools including JSON formatters, image compressors, and QR code generators.

Zobayerul Islam
6+Years
Experience
About Me

Engineering That Prioritizes Your Business ROI

I'm a web developer and e-commerce specialist who treats every client project with precision engineering and business care.

My approach combines clean, maintainable code with high-performance architectures, ensuring scalable results and seamless user experiences.

  • Custom architecture, zero bloated themes
  • Blazing-fast page load times and Core Web Vitals
  • Business ROI focused — conversions over vanity
  • Direct developer communication and ongoing support
Testimonials

What Clients Say

”

Zobayerul completely transformed our wholesale ordering process. He built a custom Next.js B2B portal that synced directly with our inventory ERP. What used to take our staff three days now happens automatically in real time. He is a truly exceptional developer.

★★★★★
MV
Michael VanceFounder, Vance Industrial Supplies
”

Our previous WooCommerce store was slow and clunky. Zobayerul rebuilt our theme from scratch, cut our load time to under a second, and streamlined our checkout. Our mobile sales jumped by 56% within the first month. He's worth every penny.

★★★★★
SJ
Sarah JenkinsManaging Director, LuxeWear Apparel
”

Finding a full-stack engineer who understands both complex data structures and buttery-smooth user interfaces is rare. Zobayerul delivered our client analytics dashboard ahead of schedule with flawless code quality and zero bugs.

★★★★★
DA
David ArisCTO, MetricFlow Analytics
”

The custom CRM Zobayerul engineered for our brokerage has saved our team countless hours every week. Automated lead distribution, WhatsApp integration, and one-click quotation generation work seamlessly. Highly recommended!

★★★★★
ER
Elena RostovaOperations VP, Crestview Real Estate
Let's Work Together

Ready to Build Your Next
Web & E-commerce System?

Tell me about your business and your goals. I'll review your requirements and provide an honest assessment of the best architecture, scope, and roadmap.

Available for new projects Fast response on WhatsApp