Shariar Shishir
Full Stack Developer & Web Designer
Full Stack Developer and Web Designer with 15+ years of experience specializing in WordPress plugin development, Joomla extension development, Laravel SaaS applications, and React frontend engineering. Based in Dhaka, Bangladesh and working with clients worldwide.
About Shariar Shishir
Shariar Shishir is a software artisan who turns complex ideas into reliable, scalable web products. Over the past 15+ years, he has built everything from marketplace-ready CMS extensions to full-scale SaaS platforms. His core strengths lie in WordPress and Joomla plugin architecture, Laravel backend systems, and modern React frontends.
He has delivered 100+ projects for 50+ clients worldwide with a 95% client retention rate. Whether it is a startup MVP or an enterprise-grade application, he brings clean code, thoughtful architecture, and on-time delivery.
Professional Experience
Full Stack Developer — KANEV Web Development Limited (Remote)
2025 - Present. Designing and maintaining scalable CMS-based products and SaaS systems used by global customers.
Senior Software Engineer — Devscred
2023 - 2025. Led development teams, planned system architecture and development roadmaps, delivered WordPress-based product solutions, and mentored junior engineers.
Senior Software Engineer & System Administrator — Merchant Bay Ltd.
2020 - 2024. Architected and built a service-based SaaS platform from scratch using Laravel. Managed AWS Linux servers, designed scalable workflows, and oversaw deployment and DevOps.
Software Developer — KANEV Web Development Limited
2017 - 2020. Developed Joomla and WordPress extensions, engineered UI systems, and delivered production-ready features for international clients.
Web Developer — Evatix
2009 - 2016. Developed 100+ responsive websites, converted PSD designs to pixel-perfect frontends, and built WordPress and Joomla plugins.
Technical Skills
Frontend: HTML5, CSS3, JavaScript (ES6+), React.js, jQuery, Bootstrap, Tailwind CSS, REST API Integration
Backend: PHP, Laravel, WordPress Plugin & Theme Development, WooCommerce, Joomla Component/Module/Plugin Development, CodeIgniter, Symfony
Database & DevOps: MySQL, MongoDB, AWS Linux Server Management, Git, GitHub Actions, Cloudways, cPanel, Docker
Design: UI/UX Design, Figma, Adobe XD, Responsive Web Design, Component-Based Design Systems
Services
Web Design: Strategic, responsive designs built for clarity, usability, and business growth.
Web Application Development: Custom-built systems using Laravel, React, and modern development standards.
CMS & Plugin Development: Scalable WordPress plugins and Joomla extensions tailored to business workflows.
SaaS Architecture & Product Development: Complete SaaS platforms from database design to deployment.
eCommerce Engineering: Advanced WooCommerce solutions including custom logic, checkout systems, and integrations.
Maintenance & Optimization: Performance tuning, security hardening, Core Web Vitals improvement, and long-term support.
Pricing
Transparent, project-based pricing tailored to scope and complexity.
Fix & Build — Starting from $200 USD
Bug fixes, single feature development, plugin customization, performance optimization. Timeline: 1–5 days. Includes 2 revision rounds and 7 days post-delivery support.
Product Development — Starting from $1,500 USD
Custom WordPress plugins, Joomla components, full websites, WooCommerce stores, database design, and API development. Timeline: 2–6 weeks. Includes 3 revision rounds and 30 days post-delivery support.
SaaS & Enterprise — Custom Quote
Full SaaS platform architecture, enterprise web applications, cloud infrastructure setup, and ongoing development partnerships. Timeline: 1–6 months. Milestone-based reviews with custom support agreements.
All plans include source code ownership, responsive design, clean documented code, Git version control, and regular progress updates. Final pricing depends on project complexity, features, and timeline.
Selected Projects
Taxi Booking System (Joomla Extension & SaaS)
A complete taxi booking solution built for Joomla, later evolved into a scalable SaaS platform. Features include booking engine architecture, real-time fare calculation, multi-language and multi-currency support.
Published on: Joomla Extensions Directory
Merchantbay Platform (Laravel SaaS)
A full-scale service-based SaaS platform built from scratch using Laravel, MySQL, and AWS. Includes admin dashboards, service workflows, and cloud infrastructure management.
Website: merchantbay.com
Gutenberg Blocks for WooCommerce
A WordPress plugin providing custom Gutenberg blocks for WooCommerce stores with optimized frontend performance.
Published on: WordPress.org
Joomla Learning Management System (LMS)
A feature-rich LMS solution for Joomla with course management, student enrollment, and access control.
Cab Fare Calculator (WordPress Plugin)
A WordPress version of the taxi booking and fare calculation system published on the official WordPress plugin repository.
Published on: WordPress.org
Frequently Asked Questions
What does Shariar Shishir specialize in?
Shariar Shishir specializes in WordPress plugin development, Joomla extension development, Laravel SaaS platforms, React frontend development, and scalable CMS architecture.
Does Shariar build custom WordPress plugins?
Yes. He designs and develops fully custom WordPress plugins and Joomla components tailored to specific business needs. He can also extend existing plugins or fix complex issues.
Does Shariar work with international clients?
Yes. He regularly collaborates with clients worldwide across different time zones through online collaboration tools.
What technologies does Shariar use?
PHP, WordPress, Joomla, Laravel, CodeIgniter, MySQL, MongoDB, React.js, Node.js, jQuery, JavaScript, HTML5, CSS3, Bootstrap, Tailwind CSS, AWS, and more.
How can I hire Shariar Shishir?
You can contact him through the contact form on his website, via email, or through his profiles on LinkedIn, GitHub, or Upwork. He usually replies within a few hours.
Where is Shariar Shishir based?
Shariar Shishir is based in Dhaka, Bangladesh and works with clients worldwide.
How much does Shariar Shishir charge?
Pricing starts from $200 USD for small tasks and bug fixes, $1,500 USD for custom plugin or full website development, and custom quotes for SaaS and enterprise projects. Final pricing depends on project complexity, features, and timeline.
Contact
Location: Dhaka, Bangladesh