Hire the Best CSS3 Developers in Kingston, ON

I fix broken layouts, spacing issues, and mobile responsiveness problems in WordPress and Elementor sites — fast. I specialize in: – CSS layout bugs (alignment, spacing, overlapping elements) – Mobile responsiveness issues – WordPress & Elementor fixes – Fixing buttons, sections, and broken layouts Recent fixes include: ✔ Fixed unclickable CTA button caused by CSS overlay ✔ Resolved mobile layout breaking on smaller screens ✔ Cleaned up spacing and alignment on landing pages I focus on quick turnaround, clean fixes, and making sure your site looks right on all devices. If you have a small issue that’s frustrating you then I can take care of it. Available for quick fixes and ready to start immediately.

Senior Full-Stack Developer | SaaS Tech Partner | Top 1% - Expert-Vetted by Upwork | With 15+ years building scalable SaaS products for startups and enterprise, I quickly understand your goals and constantly bring ideas that add value. I have led cross-functional teams as a software developer and product manager. I write clean, maintainable code, guide strategy, mentor teams, and communicate clearly. Whether I work solo or alongside your team, you get execution and guidance without the overhead of a full-time CTO. What sets me apart? * Top Rated Plus & Expert-Vetted - recognized among the top 1% of freelancers on Upwork * 15+ years building and scaling SaaS products for startups and enterprise * Experienced team lead with a track record of shipping complex, production-ready software * Collaborative approach - I work with you to ensure we get it right * Product background - I build with user experience and business goals in mind * A keen eye for UI/UX - I build software users love, following established designs and patterns * Clear communication and smooth collaboration with both technical and non-technical teams * Life-long learning - always acquiring new skills and tools for the benefit of my projects * Long-term partnership - I stick around to support and evolve what I build Web & Mobile Development * React, Next.js, MERN, T3 Stack, React Native * Tailwind CSS, Shadcn/UI, responsive, modern designs Backend & Databases * Node.js, Express, NestJS, Feathers.js, Python, FastAPI, custom APIs * Postgres, SQL, Prisma, Drizzle, MongoDB, vector DBs Infrastructure & Services * Supabase, AWS, Vercel, Railway, Render, DigitalOcean, Git & GitHub * CI/CD pipelines with GitHub Actions Tools & Workflows * Copilot, Cursor, Claude, Replit, Lovable, etc. * Modern productivity tooling combined with senior full-stack knowledge AI Integration & Automation * LangChain, RAG, chatbots * Workflow automation, agents, n8n Service Integrations * Stripe, Clerk, OpenAI, SendGrid/Postmark * Twilio, Slack, Google Analytics, other 3rd-party APIs Strategy & Collaboration * Team liaison, mentorship, agile, scrum, process improvement * Clear updates & communication Whether you need a new SaaS built from scratch, a prototype refined for launch, or a senior developer to guide your team, I deliver hands-on coding and strategic direction to keep your project moving forward. Don’t hesitate to contact me, let’s talk about your project today!

Your website is your hardest-working employee. It sells 24/7, never takes a day off, and never asks for a raise. That's where I come in. I don't just build websites, I build websites that sell, convert, and scale, and increasingly, ones that put AI to work for your business. I'm Mirza, a developer with 12+ years building performance-driven websites on WordPress, WooCommerce, Shopify, Webflow, and Framer. From high-converting landing pages to complete eCommerce platforms, I help businesses turn browsers into buyers, and I help them go further by integrating AI directly into their sites. 👉 What I Do Best: - AI Integration & Automation – LLM-powered chatbots, smart on-site search, AI content generation, and automated workflows using OpenAI and Claude APIs. - Custom WordPress Development – Theme customization, ACF Pro, Elementor, WPBakery, custom post types, and plugin dev. - Shopify & Shopify Plus – Liquid coding, theme development, API integrations, and app configuration. - Figma/PSD/XD to Website Conversion – Pixel-perfect, responsive websites from any design file. - WooCommerce Development – Cart logic, product filters, subscriptions, wholesale functionality. - Website Maintenance & Fixes – Bug resolution, speed optimization, site migrations, and UI/UX cleanup. - Lead-Generating Pages & Funnels – Custom-built pages that speak to your audience and drive conversions. - SEO-Ready, Secure, and Scalable – On-page SEO, security hardening, lazy loading, and clean code structure. 👉 My Toolkit Includes (but is not limited to): - WordPress, WooCommerce, Shopify (Plus), Webflow, Framer, Wix Studio - PHP, Liquid, HTML5, CSS3, JavaScript (ES6), SCSS - OpenAI & Anthropic (Claude) APIs, AI chatbots, workflow automation - ACF Pro, Elementor Pro, WP Rocket, Yoast SEO, Klaviyo, Judge.me - Shopify CLI, Git, Figma, Adobe XD, Photoshop 👉 What Clients Say: "Mirza continually exceeds my expectations… His patience, communication, and work ethic are the reasons I will continue to hire him over and over again!" — Tonya Neal, USA "Another 5-STAR experience. Mirza has been my go-to WordPress guru for over a year. He always delivers and truly strives for client satisfaction." — Charles Crawford, USA 👉 Recent Work Includes: - Kraft Heinz – Shopify Plus wholesale portal with custom search and instant checkout ($30K+ monthly revenue) - LOF Jewellery – Figma to Shopify storefront with metafield-powered product pages and Klaviyo integration - Gazz Digital – Custom WordPress site for a creative agency (Elementor + ACF Pro) - MYMEC Skincare – Shopify eCommerce for a wellness brand, with advanced product grid and SEO tools - ExitStack / Monarch / NVBlast – Fully responsive Webflow builds with CMS collections, animations, and clean UI 👉 Why Me? I'm not here to just finish a task and disappear. I work as a long-term partner in your business, someone you can rely on for quality, speed, and honest advice. Whether you're a founder launching your first product, an agency that needs dev support, or a business owner with a growing store, I'm here to bring your vision online and to build it smarter with AI where it actually moves the needle. Let's turn your idea into a high-performing website. Click the green "Hire" or "Message" button to get started!