Hello and welcome! I'm Harnoorpreet Kaur, a seasoned Web Developer and SEO Specialist with over 8.7 years of experience helping businesses build professional, high-performing websites. My expertise includes Shopify development, WordPress development, PHP programming, and SEO, enabling me to deliver complete web solutions tailored to each client's goals. Whether you're looking to launch a new Shopify store, develop a custom WordPress website, improve your online visibility through SEO, or build a custom PHP-based solution, I can help turn your vision into a successful digital presence. What I Bring to the Table - Shopify Store Development & Customization -WordPress Website Design & Development -Custom PHP Development -Responsive HTML/CSS & JavaScript Development -Technical SEO & On-Page Optimization -Website Speed & Performance Optimization Experience & Achievements • 150+ Successfully Completed Projects • 8.7+ Years of Industry Experience • Long-Term Client Relationships Built on Trust and Results • Strong Focus on Quality, Communication, and Timely Delivery Core Skills: WordPress Development: From business websites to custom solutions, I create user-friendly, fast, and scalable WordPress websites that are easy to manage and designed to grow with your business. Shopify Store Development: I build and customize Shopify stores that deliver a seamless shopping experience, helping businesses increase conversions and maximize sales. PHP Development: With extensive experience in PHP , I develop secure, scalable, and efficient web applications tailored to unique business requirements. Front-End Development: Using HTML, CSS, JavaScript, and modern design practices, I create responsive and engaging user experiences across all devices. SEO Expertise: I implement proven SEO strategies to improve search engine rankings, increase organic traffic, and strengthen online visibility. Why Work With Me? • Over 8.7 years of hands-on experience across multiple industries • Strong technical expertise in modern web technologies • Clear and consistent communication throughout every project • Focus on delivering solutions that align with business objectives • Commitment to quality, reliability, and long-term success I believe every website should not only look great but also perform effectively and contribute to business growth. My goal is to provide solutions that are both technically sound and results-driven. Let's connect and discuss how I can help bring your project to life. I look forward to working with you!

🚀 𝗪𝗮𝗻𝘁 𝗮 𝗺𝗼𝗱𝗲𝗿𝗻, 𝗳𝗮𝘀𝘁, 𝗵𝗶𝗴𝗵-𝗰𝗼𝗻𝘃𝗲𝗿𝘁𝗶𝗻𝗴 𝘄𝗲𝗯𝘀𝗶𝘁𝗲 𝘁𝗵𝗮𝘁 𝗮𝗰𝘁𝘂𝗮𝗹𝗹𝘆 𝗯𝗿𝗶𝗻𝗴𝘀 𝘆𝗼𝘂 𝗰𝘂𝘀𝘁𝗼𝗺𝗲𝗿𝘀? You’re in the right place - I’m a full-stack developer who handles both frontend and backend, while ensuring strong UI/UX and alignment with your business goals. I specialize in building modern, high-performance web applications and business websites using React, Next.js, Node.js, and Laravel. With a strong understanding of UI/UX, I don’t just build websites; I build systems that convert visitors into customers. As the Founder & CEO of an IT company, I work with a skilled team of developers and designers, allowing me to handle everything from small business websites to large-scale applications efficiently. 💡 𝗪𝗵𝗮𝘁 𝗜 𝗰𝗮𝗻 𝗵𝗲𝗹𝗽 𝘆𝗼𝘂 𝘄𝗶𝘁𝗵: ✔ Custom full-stack web development (from idea to deployment) ✔ Business websites (fast, modern, conversion-focused) ✔ SaaS & web applications ✔ REST API development & integration ✔ Figma / PSD to responsive website ✔ Website redesign (UI/UX improvement) ✔ Bug fixing, performance optimization & scalability ⚙️ 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸: 👉 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: React.js, Next.js, JavaScript, HTML5, CSS3, Tailwind CSS 👉 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Node.js, Express.js, Laravel (PHP) 👉 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲: MongoDB, MySQL 👉 𝗧𝗼𝗼𝗹𝘀: Git, Firebase, Vercel, cPanel 👉𝗖𝗠𝗦: WordPress, Shopify, Wix, Webflow, etc 👉 𝗨𝗜/𝗨𝗫: Figma (UI Design & Prototyping), Wireframing, UX Research 🎯 𝗪𝗵𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗰𝗵𝗼𝗼𝘀𝗲 𝗺𝗲: ✔ I focus on business results, not just code ✔ Clean, scalable & maintainable architecture ✔ Strong communication & fast response ✔ Team support = faster delivery & reliability ✔ Experience with global clients & real-world projects 𝗪𝗵𝗲𝘁𝗵𝗲𝗿 𝘆𝗼𝘂 𝗻𝗲𝗲𝗱 𝗮 𝘀𝗶𝗺𝗽𝗹𝗲 𝘄𝗲𝗯𝘀𝗶𝘁𝗲 𝗼𝗿 𝗮 𝗰𝗼𝗺𝗽𝗹𝗲𝘅 𝘄𝗲𝗯 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻, 𝗜 𝗰𝗮𝗻 𝗵𝗲𝗹𝗽 𝘆𝗼𝘂 𝗯𝘂𝗶𝗹𝗱 𝗮 𝗿𝗲𝗹𝗶𝗮𝗯𝗹𝗲, 𝗵𝗶𝗴𝗵-𝗽𝗲𝗿𝗳𝗼𝗿𝗺𝗶𝗻𝗴 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻. 📩 𝗦𝗲𝗻𝗱 𝗺𝗲 𝗮 𝗺𝗲𝘀𝘀𝗮𝗴𝗲 - 𝗹𝗲𝘁’𝘀 𝗱𝗶𝘀𝗰𝘂𝘀𝘀 𝘆𝗼𝘂𝗿 𝗽𝗿𝗼𝗷𝗲𝗰𝘁. 🔑 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀 𝘁𝗼 𝗳𝗶𝗻𝗱 𝗺𝗲: full stack developer | full stack web developer | react developer | next.js developer | node.js developer | laravel developer | web developer | custom website development | business website developer | ecommerce website developer | web application developer | frontend developer | backend developer | API integration developer | JavaScript developer | wordpress developer | shopify developer | UI UX design | Figma designer | responsive web design | website optimization | scalable web applications | website redesign | landing page design

Hello, my name is Umair Ashraf having 7+ Years of Web Design and Development Experience. I love helping businesses to grow by having an amazing-looking online business website or store that converts users to customers. I'm an experienced Web Designer and Developer specializing in custom theme and plugin development for WordPress. Also, specialized developing stores in WooCommerce and Shopify, when it comes to e-commerce solutions. I have spectacular front-end development experience with bootstrap. And because of my diverse skill set, I can tackle almost any project you have. As I'm a quick learner too. Talking about WordPress particularly: My Coding style follows the WordPress guidelines, which means I use WordPress hooks and filters instead of hacking the core and I always try to make sure that my client can upgrade the WP core and all plugins without messing up the custom changes. Also, I will create optimized and SEO-friendly websites. Likewise, I try to follow all CMS and platforms standards and guidelines while developing sites on them. Take a look here at my skills: 📎 Skill Set: ✓ WordPress/Websites design. ✓ Shopify Setup and Customization ✓ Adobe Photoshop. ✓ Adobe XD ✓ HTML5. ✓ CSS3. ✓ Bootstrap 3 and 4. ✓ JavaScript. ✓ jQuery. ✓ Responsive Design. ✓ Wix website development ✓ Wix website ✓ Squarespace web design ✓ Squarespace website ✓ payment gateway integration ✓ WordPress theme development with CPTs, ACF Pro, Advanced Custom Fields ✓ Custom WordPress theme (no page builders) development ✓ SEO-sensitive development (URL structure, redirects, slug integrity) ✓ Tailwind CSS ✓ API Integration (REST / GraphQL) ✓ Gravity Forms ✓ Plugin Updates & Malware Removal ✓ Landing pages ✓ Version control (Beanstalk / Git) ✓ Core Web Vitals Optimization ✓ Performance tuning & accessibility optimization ✓ WordPress migrations (Wix to WordPress, Squarespace to WordPress, Shopify to WP, any platform migration) ✓ WordPress site rebuild / redesign / refresh ✓ WPML Multilingual Websites ✓ Responsive site development for mobile, desktop, and tablet ✓ Landing page design for high-conversion marketing funnels ✓ Google Analytics integration & customer tracking ✓ Abandoned cart features ✓ Figma to WordPress (Elementor / Custom) ✓ Elementor Pro project based on templates + Figma designs ✓ DIVI / Elementor WordPress Developer for long-term support ✓ WordPress Website Manager & ongoing maintenance Shopify Setup & Customization ✓ Theme Installation ✓ Theme Customization ✓ Apps Setup and Integration ✓ Product Upload ✓ On-page SEO ✓ Shopify theme development ✓ Shopify store creation ✓ build Shopify store ✓ Many more... WordPress Design ✓ Elementor Pro ✓ Beaver Builder & Themer ✓ Elementor ✓ Breakdance webiste builder for Wordpress ✓ WPBakery ✓ Gutenberg ✓ ACF ✓ WooCommerce ✓ PODS Framework ✓ Theme Design/customization. ✓ WPBakery page builder. ✓ Custom Design & Development ✓ Avada theme (Avada theme + Avada theme customization) ✓ advanced custom fields ✓ WordPress page speed ✓ Divi theme customization ✓ Pixel-perfect WordPress development from documentation ✓ Scalable CMS structures with reusable components ✓ SEO migration handling, URL mapping, and legacy URL preservation ✓ High-quality front-end development (HTML, SCSS, JS) ✓ Asana project management experience ✓ EST hours availability & daily Zoom updates Responsibilities ✓ Improve UI layout design. ✓ Create PSD/Mockups for websites. ✓ Convert PSD To HTML5 website. ✓ Theme Customization. ✓ Error's Fixing. ✓ Responsive web designs. ✓ Design from Scratch. ✓ Website Home - Page Designing, Landing Pages. ✓ Web designing. ✓ I can work for 40+ Hours/Week and I'm available 24/7. I focus on making my code scalable and always stick to the rules and language syntax. At the same time, I always think out of the box and am capable of finding a quick solution for any complex task. 🤝 Good communication and planning skills What you will get while working with me? ✓ Unlimited Revisions ✓ Quality work ✓ Excellent communication ✓ Long term work relationship ✓ On-time work delivery Got any projects you want help with? Just share your requirements and rest is my headache.

I am a full stack web developer with over 15 years of experience building, maintaining, and upgrading business web applications and websites for companies of various sizes. ✅ My key areas of expertise: PHP development (Symfony, WordPress, custom PHP) Backend development (Symfony Forms, Doctrine ORM, complex relations, entity management) WordPress custom theme and plugin development Business logic implementations (travel orders, vehicle management, internal dashboards) Payment gateway integrations (Monri WebPay, Stripe, PayPal, others) PDF generation for business reports, orders, invoices REST API integrations (third-party API connections, internal API development) Email integrations (Mailgun, Brevo, SMTP, transactional email systems) Web server management and deployment (Linux, Windows, DigitalOcean, cPanel, Laravel Forge, Docker) Database management (MySQL, PostgreSQL, Oracle) Frontend work (Bootstrap, SB Admin 2, responsive layouts) ✅ What I can help you with: Build complete business web applications with custom features Maintain and upgrade existing Symfony or WordPress projects Debug, troubleshoot, and fix backend or database issues Migrate and optimize applications across servers Integrate payments, emails, APIs, and reporting features Deliver clean, efficient, long-term solutions that work in production I approach each project professionally — I review the existing system, analyze the codebase, propose specific solutions, and work with you directly to ensure stable results. I don’t overcomplicate things, I go straight into the problem and give you clear and actionable answers. If you are looking for a developer who can enter into an existing Symfony or WordPress project, fix current issues, extend functionality, integrate external services, and handle production-level systems — feel free to contact me. Let’s review your project together and I will provide you with a clear plan how we can solve your challenges.

🏆 Shopify Expert | $100K+ Earned | 390+ Projects Completed | 7,500+ Hours on Upwork Looking for a Shopify expert who can build, customize, optimize, and grow your online store? With 8+ years of experience in eCommerce and website development, I help businesses create high-converting Shopify stores that not only look professional but also drive sales and improve customer experience. Whether you’re launching a new Shopify store, redesigning an existing one, or improving performance and conversions, I can help deliver a solution tailored to your business goals. My Shopify Services Include: ✓ Shopify Store Setup & Configuration ✓ Shopify Theme Customization ✓ Shopify 2.0 Development ✓ Custom Shopify Sections & Features ✓ Shopify Landing Pages ✓ Product & Collection Setup ✓ App Integration & Configuration ✓ Store Speed Optimization ✓ Mobile Optimization ✓ Conversion Rate Optimization (CRO) ✓ SEO-Friendly Shopify Stores ✓ Shopify Bug Fixes & Ongoing Maintenance ✓ Store Migration to Shopify Additional Expertise: ✓ WordPress ✓ Webflow ✓ Squarespace ✓ Responsive Web Design ✓ SEO & Website Optimization ✓ HTML5, CSS3 & Bootstrap Why Work With Me? ✔ $100K+ Successfully Earned on Upwork ✔ 394+ Completed Projects ✔ 7,500+ Hours Worked ✔ Fast Communication & Reliable Support ✔ Attention to Detail ✔ On-Time Delivery ✔ Long-Term Client Relationships I am committed to delivering high-quality work, clear communication, and solutions that help businesses grow online. Let’s discuss your project and see how I can help your Shopify store succeed.

I do more than execute predefined tasks. I help clients clarify requirements, improve product decisions, select the right architecture and reduce technical risks before development becomes expensive. I help businesses and product teams design, build and scale reliable AI and SaaS products. With $400K+ earned across 158 Upwork projects, I bring the combined perspective of a solution architect, product consultant and hands-on developer. My focus is building scalable and maintainable products that solve real business problems and can evolve as the company grows. 🔷 WHAT I CAN HELP YOU BUILD 🤖 AI Products and AI Agents ✅ AI agents and multi-step agentic workflows ✅ AI-powered customer support platforms ✅ RAG and knowledge-base applications ✅ AI systems connected to live business databases ✅ Document processing and intelligent search ✅ LLM integrations using OpenAI, Anthropic and other models ✅ AI-powered business process automation 💻 SaaS and Business Platforms ✅ Multi-tenant SaaS applications ✅ Membership and association platforms ✅ Customer, partner and administrator portals ✅ Subscription and payment systems ✅ Recruitment and applicant-tracking platforms ✅ Marketplaces and operational management systems ✅ Role-based dashboards and reporting platforms 🏗️ Solution Architecture ✅ Product discovery and technical planning ✅ System, application and database architecture ✅ API and third-party integration strategy ✅ Cloud infrastructure and deployment planning ✅ Scalability and performance optimisation ✅ Legacy-system modernisation ✅ Security-conscious application architecture ✅ Technical due diligence and architecture reviews 📈 SELECTED PRODUCT OUTCOMES ✅ Designed and built AI chatbots and AI agents serving 50,000+ users ✅ Helped build and launch a product that ranked #3 Product of the Day on Product Hunt ✅ Led solution architecture and engineering for a SaaS platform generating $2M+ in monthly revenue ✅ Contributed to the development of a product later selected by Y Combinator ✅ Helped build a technology product that was later acquired by PandaDoc ✅ Successfully completed 158 Upwork projects with more than $400K in total earnings ✅ All of these engagements began through Upwork 🧩 CORE TECHNOLOGY EXPERTISE 🤖 AI: LLM integrations, RAG, AI agents, vector databases, prompt workflows and intelligent automation 🖥️ Frontend: React.js, Next.js, Vue.js, React Native and TypeScript ⚙️ Backend: Python, Node.js, PHP and Laravel 🗄️ Databases: PostgreSQL, MySQL, MongoDB and vector databases ☁️ Cloud: AWS, Microsoft Azure, Digital Ocean and Google Cloud Platform 🔄 Automation: n8n, Zapier, Make and custom API-based workflows 🔗 Integrations: CRMs, payment gateways, authentication providers, communication platforms and third-party business systems 🤝 WHY CLIENTS WORK WITH ME ✅ I contribute ideas instead of blindly following specifications ✅ I combine product thinking with hands-on technical expertise ✅ I explain complex technical decisions in clear business language ✅ I take ownership of architecture, development and delivery outcomes ✅ I identify unnecessary complexity and recommend practical alternatives ✅ I communicate risks, dependencies and trade-offs transparently ✅ I work closely with clients as an extension of their product and engineering function ✅ I support the complete journey from discovery and architecture to development, launch and optimisation Whether you are building a new AI product, modernising an existing SaaS platform or automating a complex business workflow, I can help you define the right solution and take it from initial architecture to production.

Hi, I’m Christopher! I specialize in web development. While I’m new to Upwork, I’ve earned 100+ 5-star reviews on Freelancer. Feel free to check out my profile there. Just Search SourceOasis ! We are a software on-demand company and one of the top-ranked teams on Freelancer. Our esteemed clients include ByMaira, WowFactorFinds, AdvancePools, and many others. We pride ourselves on delivering high-quality, customized software solutions tailored to meet your needs. Our communication style is professional yet casual, ensuring a smooth and enjoyable collaboration. Let's bring your vision to life with innovative technology and expert execution. ☑️WordPress Development ☑️Shopify Development ☑️Frontend Development: React.js, Vue.js ☑️Backend Development: Node.js ☑️Web App Development ⭐⭐⭐⭐⭐ 5-star count: 112

🚀 𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗣𝗛𝗣 𝗟𝗮𝗿𝗮𝘃𝗲𝗹 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 · 𝟭𝟬𝟬% 𝗝𝗦𝗦 · 𝟭,𝟰𝟬𝟬+ 𝗵𝗿𝘀 · 𝟴 𝘆𝗿𝘀 𝗶𝗻 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 Platforms I build don't require rewrites in 18 months. They handle real operational complexity from day one. Click "𝗛𝗶𝗿𝗲" 𝗼𝗿 "𝗜𝗻𝘃𝗶𝘁𝗲" to work with a PHP Laravel Developer who owns the architecture, not just the tickets. 📍 Lifetime warranty on every feature - I fix what breaks on my side. No questions asked. 📍 PHP Developer and Laravel Developer. 8 years of production-grade PHP Laravel and Symfony delivery. 📍 Full Stack Developer PHP and Full Stack Developer Laravel - E-Commerce, ERP, Logistics SaaS for clients in the US, UK, and EU. 🫵 𝗪𝗛𝗔𝗧 𝗬𝗢𝗨 𝗚𝗘𝗧 ✔️ As a PHP Developer and Laravel Developer - multi-role SaaS, complex permission layers, API integrations that hold up under production load. ✔️ As a Full Stack Developer PHP and Full Stack Developer Laravel - end-to-end from Database Architecture and Back-End Development to Vue.js frontends. 30–40% faster delivery than split-role teams. ✔️ As a PHP Laravel Developer for E-Commerce - order pipelines, inventory modules, payment integration, ERP logic. Clean enough that the next developer won't hate you. ✔️ As a Full Stack Developer Laravel for Logistics SaaS - last-mile tracking, KPI dashboards, API integration, fund management. 25–35% lower operational overhead post-launch. 🔥 𝗔𝗖𝗛𝗜𝗘𝗩𝗘𝗠𝗘𝗡𝗧𝗦 ✔️ 8 years · 1,400+ hours · Top Rated as a PHP Laravel Developer - E-Commerce, ERP, Logistics SaaS, FinTech across US, UK, and EU. ✔️ 100% satisfaction as a Full Stack Developer PHP - lifetime warranty on every codebase. ✔️ 15+ systems as a Full Stack Developer Laravel and Laravel Developer - multi-role access, order pipelines, integrations, dashboards built for operators. ✔️ 90% faster order processing · 80% lower manager workload via Full Stack Developer Laravel ERP and workflow automation as a PHP Laravel Developer. ✔️ 5–8 weeks faster time-to-launch through clean Software Architecture & Design and Full Stack Developer PHP ownership from day one. 🚚 𝗪𝗛𝗘𝗥𝗘 𝗜 𝗗𝗘𝗟𝗜𝗩𝗘𝗥 ✔️ As a PHP Laravel Developer and PHP Developer for SaaS - multi-role platforms, AI-powered scoring, automated reporting. 15+ products, 25–40% lower support load. ✔️ As a Full Stack Developer PHP - Back-End Development, API Integration, Vue.js, PostgreSQL backends for high data volumes. ✔️ As a Full Stack Ecommerce and flutter laravel-ready Laravel Shopify developer with php react frontends - supply chain, selling automation, filtration. 30–45% better conversion. ✔️ As a Full Stack Developer Laravel for Web Application development - payment systems, CRMs, logistics API integration. Every connection documented and maintainable. ✔️ As a PHP Developer and PHP Laravel Developer - 6–18 month engagements, php laravel react and laravel vue upgrades, Full-Stack Development that scales. 🏆 𝗜𝗡𝗗𝗨𝗦𝗧𝗥𝗬 𝗩𝗘𝗥𝗧𝗜𝗖𝗔𝗟𝗦 ✔️ E-Commerce & mobile app developer platforms - As a Full Stack Developer PHP and PHP Laravel Developer: order tracking, payment, full stack seo-ready architecture, recommendations. ✔️ Logistics - As a Full Stack Developer Laravel and PHP Laravel Developer: last-mile tracking, KPI dashboards, full stack laravel ecommerce + full stack developer shopify integrations. ✔️ ERP & Operations - As a Full Stack Developer Laravel and PHP Developer: inventory, order management. 40–70% less manual work through clean Database Architecture. ✔️ FinTech - As a PHP Laravel Developer and PHP Developer: bank statement processing, AI debtor scoring, audit-ready data flows. ✔️ AI-Powered SaaS - As a Full Stack Developer PHP: AI scoring into production Laravel platforms. ⚒️ 𝗛𝗢𝗪 𝗜 𝗕𝗨𝗜𝗟𝗗 ✔️ As a PHP Laravel Developer - Laravel, Symfony, Custom PHP, PHP Script, CodeIgniter with PHPUnit coverage and Software Architecture & Design from day one. ✔️ As a Full Stack Developer PHP, wordpress developer and web developer-aware engineer - Vue.js, JavaScript, HTML, HTML5, CSS, CSS3, Bootstrap, Tailwind CSS, jQuery, React, WordPress where it fits. ✔️ As a Full Stack Developer Laravel for data systems - PostgreSQL, MySQL, SQL, Database Architecture, Redis, Docker. PHP MySQL and php symfony stacks for scale, Software Debugging, and Web Design. ✔️ As a Web Application and Web Development expert - REST API, API Integration, Git, Angular, Node.js, python developer tools, react developer workflows, Back-End Development, Shopify, Desktop Application, Full-Stack Development, Software Development. 📊 𝗔𝗧 𝗔 𝗚𝗟𝗔𝗡𝗖𝗘 ✔️ Full Stack Developer PHP · Full Stack Developer Laravel · 1,000+ hrs · 100% JSS. ✔️ 15+ production platforms · 8 years · US, UK, EU · 30+ hrs/week. 🔹 Clean, documented code your next developer will thank you for. 🔹 Lifetime warranty - I fix what breaks on my side, no questions asked. Hire a PHP Developer and Full Stack Developer PHP who delivers. 👉 𝗖𝗹𝗶𝗰𝗸 𝗠𝗲𝘀𝘀𝗮𝗴𝗲 - 𝗹𝗲𝘁'𝘀 𝘁𝗮𝗹𝗸.

$1M+ earned on Upwork, placing me among a very small percentage of freelancers on the platform. 👋 I'm a veteran full stack developer, full stack javascript developer, React Developer, Node Developer, and web developer with 25+ years of experience building scalable, high-performance web applications, SaaS platforms, automation systems, and enterprise-grade JavaScript solutions using Node.js, React, React.js, Vue.js, Angular, NestJS, Next.js, and TypeScript. As a senior react developer, react.js developer, node developer, node.js developer, backend developer, and javascript developer, I specialize in architecting modern frontend and backend ecosystems - from blazing-fast UI systems and real-time dashboards to scalable APIs, browser automation, cloud-native infrastructure, and AI-powered workflows. Over the years, I’ve successfully delivered 700+ projects across SaaS, eCommerce, Fintech, Web-to-Print, EdTech, Healthcare, CRM, AI automation, marketplaces, enterprise platforms, analytics systems, and business automation products. Whether you need a react.js developer for a complex SPA, a node.js developer for scalable APIs, a full stack developer for an end-to-end SaaS platform, a react native integration expert, or a web developer to modernize legacy systems - I build production-ready solutions designed for scalability, maintainability, and performance. 🏆 Why Clients Work With Me ✔️ 25+ years as a full stack developer, javascript developer & web developer ✔️ 700+ full stack JavaScript, React, Node.js & web development projects delivered ✔️ Expert react developer, react.js developer, node developer & backend developer ✔️ Built scalable systems handling 10M+ API requests/month ✔️ 30+ high-performance apps scoring 90–100 on Lighthouse audits ✔️ Extensive experience with SaaS, CRM systems, AI integrations & automation ✔️ Advanced serverless architecture using AWS Lambda, EventBridge & WebSockets ✔️ CI/CD pipelines and monorepo architectures accelerating delivery by 2x ✔️ Production experience across startups, enterprise platforms & scaling products ⚡ Front-End / React Expertise • React 18, React.js, Vue.js, Angular, Next.js 14+, TypeScript • SSR, ISR, SPA & PWA development • TailwindCSS, Material UI, SCSS, Bootstrap responsive UI systems • Mobile-first interfaces & scalable UI architectures • React micro frontends using Nx, Turborepo & Module Federation • Storybook, reusable component libraries & design systems • Real-time dashboards, analytics systems & live data visualizations • react native integration experience for cross-platform ecosystems 🔌 Backend / Node.js Expertise • Node.js 20+, NestJS, Express, Koa, Hapi • REST API & GraphQL development • JWT/OAuth authentication, RBAC & secure API systems • Redis, Kafka, WebSockets & Socket IO real-time infrastructure • Queue systems with BullMQ, SQS & distributed workers • Microservices & event-driven backend architecture • AWS Lambda, Step Functions & serverless infrastructure • OpenAI API, Dialogflow & AI automation workflows • Scalable backend systems for SaaS, marketplaces & analytics platforms 📦 DevOps & Cloud Infrastructure • Docker, AWS, CloudFront, S3, Vercel, Firebase • GitHub Actions, GitLab CI/CD & Bitbucket Pipelines • Nx monorepos, Turborepo & scalable deployment workflows • AWS CDK & infrastructure-as-code systems • Sentry, DataDog & ELK Stack monitoring • Performance optimization, Redis caching & cloud cost reduction 📊 Database & Performance Engineering • PostgreSQL, MongoDB, MySQL, DynamoDB, Firebase, Redis • Prisma, Sequelize, TypeORM, Mongoose • Backend optimization improving performance by up to 50% • ETL systems, analytics pipelines & event aggregation platforms • Query optimization & scalable database architectures 🌍 Industries & Product Experience • SaaS Platforms & Startup MVPs • AI-Powered Products & Automation Systems • eCommerce & Marketplace Platforms • Fintech & CRM Systems • Healthcare & Real Estate Platforms • EdTech & LMS Development • Marketing Automation & Analytics Dashboards • Enterprise Web Applications & Business Tools ⚙️ Core Stack & Technologies • JavaScript, TypeScript, HTML5, CSS3 • React, React.js, Vue.js, Angular, Next.js • Node.js, NestJS, Express, Serverless Framework • PostgreSQL, MongoDB, MySQL, Redis • AWS, Docker, Firebase, Vercel • Puppeteer, Playwright & browser automation systems • Stripe, OpenAI API, SendGrid, Pandadoc integrations ✅ Let’s Build Your Full Stack JavaScript Platform If you’re looking for a senior full stack developer, react developer, node.js developer, backend developer, javascript developer, or web developer who understands scalable engineering and product strategy - let’s talk. 📩 Message me to discuss your SaaS platform, AI system, automation workflow, web application, marketplace, CRM, or next-gen product. ----------------

𝟲𝟬+ 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀. Every client is satisfied. 𝟱+ 𝘆𝗲𝗮𝗿𝘀 building production systems. Zero compromises on quality. Here's the truth most won't tell you: 𝘁𝗵𝗲 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲 𝗯𝗲𝘁𝘄𝗲𝗲𝗻 𝗮 𝗽𝗿𝗼𝗳𝗶𝘁𝗮𝗯𝗹𝗲 𝘄𝗲𝗯 𝗮𝗽𝗽 𝗮𝗻𝗱 𝗮 𝗺𝗼𝗻𝗲𝘆 𝗽𝗶𝘁 𝗶𝘀𝗻'𝘁 𝘁𝗵𝗲 𝗶𝗱𝗲𝗮 𝗶𝘁'𝘀 𝘁𝗵𝗲 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 𝘆𝗼𝘂 𝗰𝗵𝗼𝗼𝘀𝗲. You've seen it before. Budgets doubled with nothing to show. Features that worked in the demo but crashed in production. Code so messy that the next developer quoted you triple just to fix it. A launch date that kept getting "just one more week." 📞𝗜𝗳 𝘁𝗵𝗮𝘁 𝘀𝗼𝘂𝗻𝗱𝘀 𝗳𝗮𝗺𝗶𝗹𝗶𝗮𝗿, 𝘄𝗲 𝘀𝗵𝗼𝘂𝗹𝗱 𝘁𝗮𝗹𝗸. I'm Mohammad Sabbir, a 🎖️𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 who's spent 𝟱+ 𝘆𝗲𝗮𝗿𝘀 building enterprise applications that actually scale. I cut my teeth as a full-stack developer at an MNC Company, where "good enough" wasn't in the vocabulary and deadlines weren't suggestions. Before writing a single line of code, I solve the problem on paper, requirements documented, architecture mapped, database modeled, and UI prototyped in Figma for your approval. This planning phase alone 𝘀𝗮𝘃𝗲𝘀 𝟴𝟬% of the expensive rewrites that kill most web projects. 🔧 𝗧𝗘𝗖𝗛𝗡𝗢𝗟𝗢𝗚𝗬 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗦𝘁𝗮𝗰𝗸: React.js • Next.js • Vue.js • Angular • TypeScript • JavaScript (ES6+) • HTML5 • CSS3 • Tailwind CSS • Bootstrap • Material-UI • Redux • Context API 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝗶𝗲𝘀: Node.js • Express.js • Nest.js • PHP • Laravel • Python • Django • Flask • FastAPI • RESTful APIs • GraphQL • Microservices Architecture 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗦𝘆𝘀𝘁𝗲𝗺𝘀: MongoDB • PostgreSQL • MySQL • Firebase • Elasticsearch • Database Design & Optimization 𝗔𝗜 & 𝗠𝗮𝗰𝗵𝗶𝗻𝗲 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴: OpenAI API • ChatGPT • TensorFlow • Natural Language Processing • Intelligent Automation • AI Chatbots 𝗖𝗹𝗼𝘂𝗱 & 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲: AWS (EC2, S3, Lambda, RDS, CloudFront) • Google Cloud Platform • Microsoft Azure • Docker • Kubernetes • Nginx • Apache 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗧𝗼𝗼𝗹𝘀: CI/CD Pipelines • Jenkins • GitHub Actions • Git • Agile/Scrum • Unit Testing • Performance Monitoring 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 & 𝗦𝘁𝗮𝗻𝗱𝗮𝗿𝗱𝘀: OAuth 2.0 • JWT Authentication • SSL/TLS • OWASP Best Practices • HIPAA Compliance • GDPR Compliance 𝗖𝗠𝗦 & 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀: WordPress • Shopify • WooCommerce • Strapi • Contentful • Custom CMS Development 🏢 𝗖𝗟𝗜𝗘𝗡𝗧 𝗜𝗡𝗗𝗨𝗦𝗧𝗥𝗜𝗘𝗦 I've shipped production systems for clients across: E-commerce & Retail • SaaS & Technology Startups • Healthcare & Medical Systems • Financial Services & FinTech • Education & E-Learning Platforms • Real Estate & Property Management • Food Delivery & On-Demand Services • Fitness & Wellness Apps • Travel & Hospitality • Media & Entertainment ⭐ 𝗪𝗛𝗬 𝗖𝗟𝗜𝗘𝗡𝗧𝗦 𝗖𝗛𝗢𝗢𝗦𝗘 𝗠𝗘 Here's what separates good developers from great ones: 𝗣𝗹𝗮𝗻𝗻𝗶𝗻𝗴 𝗰𝗼𝗺𝗲𝘀 𝗳𝗶𝗿𝘀𝘁, 𝗮𝗹𝘄𝗮𝘆𝘀: Every project starts with detailed documentation—requirements, architecture, database schema, and approved UI prototypes. No surprises, no scope creep. 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗶𝘀 𝗻𝗼𝗻-𝗻𝗲𝗴𝗼𝘁𝗶𝗮𝗯𝗹𝗲: Four-hour response time maximum. Regular updates. Clear explanations. You'll never wonder what's happening with your project. 𝗧𝗲𝘀𝘁𝗶𝗻𝗴 𝗵𝗮𝗽𝗽𝗲𝗻𝘀 𝗯𝗲𝗳𝗼𝗿𝗲 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝘆: Unit tests, integration tests, security audits, and performance optimization. If it ships, it works. 𝗖𝗼𝗱𝗲 𝗾𝘂𝗮𝗹𝗶𝘁𝘆 𝗺𝗮𝘁𝘁𝗲𝗿𝘀: Clean, documented, maintainable code. When you need another developer later, they won't curse my name. 𝗜'𝗺 𝗵𝗲𝗿𝗲 𝗮𝗳𝘁𝗲𝗿 𝗹𝗮𝘂𝗻𝗰𝗵: Bug fixes, feature updates, performance optimization, scaling support. I build relationships, not just applications. 𝗛𝗼𝗻𝗲𝘀𝘁𝘆 𝗼𝘃𝗲𝗿 𝗮𝗴𝗿𝗲𝗲𝗺𝗲𝗻𝘁: If what you're asking for isn't what you need, I'll tell you. My job is to make your project succeed, not to collect a paycheck. The proof? 𝗔 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝘀𝗰𝗼𝗿𝗲 𝗮𝗰𝗿𝗼𝘀𝘀 𝟲𝟬+ 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀. Clients don't just leave positive reviews, they come back with their next project. 📩 𝗟𝗘𝗧'𝗦 𝗕𝗨𝗜𝗟𝗗 𝗬𝗢𝗨𝗥 𝗣𝗥𝗢𝗝𝗘𝗖𝗧 ⚡ Get a clear scope, honest timeline, and realistic budget within hours. → 𝗦𝗲𝗻𝗱 𝗮 𝗺𝗲𝘀𝘀𝗮𝗴𝗲. 𝗟𝗲𝘁'𝘀 𝘀𝗵𝗶𝗽 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗴𝗿𝗲𝗮𝘁. 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀: Full Stack Developer • Full-Stack Development • MERN Stack Developer • Senior Full Stack Engineer • React Developer • Node.js Developer • React / Node / MongoDB • PHP Laravel Developer • Python Django Developer • Next.js Development • Vue.js • Angular • Web Application Development • API Development • RESTful API • GraphQL • Cloud Architecture • AWS • DevOps • Docker • Kubernetes • CI/CD • WordPress Developer • Shopify Development • E-commerce Development • SaaS Development • AI Integration • OpenAI API • ChatGPT Integration