Hire the Best React.js Developers in New York

I build complete products 𝗺𝗼𝗯𝗶𝗹𝗲 𝗮𝗽𝗽𝘀, 𝘄𝗲𝗯 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀, and 𝗨𝗜/𝗨𝗫 𝗱𝗲𝘀𝗶𝗴𝗻𝘀, from Figma to App Store to live deployment. Shipped 𝗔𝗹-𝗙𝗮𝗹𝗮𝗵 to 𝟱𝟬,𝟬𝟬𝟬+ iOS users. Built 𝗖𝗮𝗻𝘇𝗲𝘆 serving 𝟭,𝟬𝟬𝟬+ daily active users. One developer, full ownership. I'm a 𝗙𝗹𝘂𝘁𝘁𝗲𝗿, 𝗥𝗲𝗮𝗰𝘁 & 𝗡𝗼𝗱𝗲.𝗷𝘀 developer 10+ years shipping mobile and web apps at scale. Design to App Store, I own it all. 𝗪𝗛𝗔𝗧 𝗜 𝗕𝗨𝗜𝗟𝗗: Mobile Apps - Flutter for iOS + Android (single codebase) - Native iOS in Swift/SwiftUI when required - Firebase backend, push notifications, offline support - In-app purchases, AdMob, App Store & Play Store deployment Web & Backend - React/Next.js frontends with responsive design - Node.js/Express backends with REST APIs - PostgreSQL & MongoDB databases - Stripe payment integration - Real-time features (WebSockets, live updates) UI/UX & Design - Figma UI/UX design for mobile and web - Design systems, components, and auto-layout - Wireframes, prototypes, and developer-ready handoff - Dark/light themes, responsive layouts, brand-consistent UI 𝗦𝗣𝗘𝗖𝗜𝗔𝗟𝗜𝗭𝗘𝗗 𝗜𝗡: ✓ On-demand apps (delivery, booking, ride-hailing) ✓ FinTech & payment integration (Stripe, Apple Pay, in-app purchases) ✓ SaaS platforms & admin dashboards ✓ E-commerce & marketplace platforms 𝗧𝗘𝗖𝗛 𝗦𝗧𝗔𝗖𝗞: Mobile: Flutter, Dart, Swift, SwiftUI, Kotlin Frontend: React, Next.js, TypeScript, Tailwind CSS Backend: Node.js, Express, GraphQL, REST APIs Database: PostgreSQL, MongoDB, Firebase Firestore Payments: Stripe, PayPal, RevenueCat, Apple Pay, Google Pay Design: Figma, UI/UX, Wireframing, Prototyping DevOps: AWS, Vercel, Docker, CI/CD, GitHub Actions 𝗠𝗬 𝗣𝗥𝗢𝗖𝗘𝗦𝗦: 1. Requirements analysis & technical planning 2. Figma design implementation 3. Agile development with weekly progress updates 4. Testing on staging environment 5. Production deployment & post-launch support Based in 𝗡𝗲𝘄 𝗬𝗼𝗿𝗸, 𝗨𝗦𝗔 (𝗘𝗦𝗧) available during 𝗨𝗦 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗵𝗼𝘂𝗿𝘀. Response time: 𝟮–𝟰 𝗵𝗼𝘂𝗿𝘀. Message me with your project details.

✔️ Drupal & WordPress Expert ✔️ Laravel & Vue.js Developer ✔️ 10+ Years Experience, 30K+ Upwork Hours ✔️ MVP & SaaS Specialist ✔️ Full Stack Web Development ✔️ AI-Powered Efficiency ✔️ AngularJS As an IT engineer and seasoned web developer, I build high-performance websites and applications that deliver measurable results. I specialize in Drupal and WordPress development, with a strong focus on security, scalability, and long-term maintainability. Over the past decade, I’ve developed enterprise SaaS platforms, optimized marketing sites for conversions, and built everything from lightweight landing pages to fully custom web applications. I'm just as comfortable working with modern site builders like Webflow and Squarespace as I am building backend systems in PHP, Python, or JavaScript. If you need something custom, from tools and dashboards to integrations and CMS extensions, I can architect, build, and maintain it without hand-holding. What I deliver: 🟢 Custom Drupal and WordPress development 🟢 Conversion-focused frontends with clean UX/UI using Elementor, Gutenberg, and Avada 🟢 Secure, scalable backend systems and API integrations (PHP, Laravel, custom endpoints) 🟢 Performance optimization and technical SEO 🟢 Fast, ongoing support and DevOps where needed 🟢 ADA compliance and accessibility improvements based on WCAG 2.1 standards 🟢 HIPAA, SOC 2, and GDPR-compliant development practices for data privacy and security 🟢 Marketing and analytics integration including GCLID, GTM, GA4, and Meta Pixel Notable projects include: 🏛️ New York University 🏛️ University of New South Wales 🏛️ ADRC Wyoming (nonprofit accessibility initiative) I’ve also worked with multiple Upwork Enterprise clients to improve their web presence and business outcomes. Let’s build something reliable, fast, and built to scale. Skill Highlights: ❯ Drupal, WordPress, PHP, Python/Flask, JavaScript, React ❯ Webflow, Wix, Squarespace, Framer, HubSpot CMS ❯ Performance Optimization, Conversion Strategy, Technical SEO ❯ Custom Tools, API Integrations, Backend Systems ❯ Docker, Pantheon.io, Platform.sh, WP Engine, Azure DevOps ❯ Linux Servers, Nginx, DigitalOcean, AWS, MySQL ❯ Security Audits, GDPR, SOC2 Compliance ❯ Git, Lighthouse Scoring, Cross-Browser QA

✅ Hi there! I'm Don Russell, a full-stack wordpress and shopify developer based in Westchester, New York. With more than 12 years of experience in WordPress, Shopify, WooCommerce, and React JS, I am helping businesses to create user friendly and high performing websites that drive conversions. I don't just build websites, I help build solutions that work for your businesses. Whether it is a custom theme, a plugin, a Shopify store, or a fully optimized web app, I have you covered. Let’s dive into what I can do for you: I am experienced in following languages & Tools: ✓ HTML, CSS, JavaScript, Core PHP ✓ React JS, Node JS, Liquid Shopify ✓ Git, GitHub, Bitbucket ✓ jQuery, Bootstrap, Tailwind, Ajax ✅ WordPress: I'm experienced in delivering customized WordPress solutions that cater to your specific needs. From custom themes and plugin development to advanced website building with tools like Elementor Pro, Divi, Oxygen Builder, and Gutenberg. I guarantee your site will be functional and visually stunning. Whether it’s WooCommerce customization like cart, checkout, shipping methods, ensuring your site is virus free, SSL setup, and site security enhancements, I got you covered. I’m also experienced in seamless API integrations, including WordPress REST API and third-party tools, to extend your site’s functionality. If you have designs in Figma, PSD, or XD, I can transform them into fully responsive and dynamic custom WordPress themes that align perfectly with your vision. ✅ Shopify: I also have years of experience in developing and customizing online storefronts for Shopify development, creating seamless eCommerce experiences tailored to your brand. From building custom Shopify 2.0 themes all the way to advanced theme customization using Liquid code. I can ensure your store is optimized for performance and functionality. Whether you need app integrations like loyalty programs or subscription products, or API setups for CRM tools such as HubSpot and MailChimp, I can handle it all. Checkout extensibility and designing custom sections at the storefront level are among my specialties, which further improve user experience and sales. ✅ React+Node.js: As a React and Node.js developer, I craft interactive web applications with a focus on UI/UX design that engages users and delivers results. I excel in API development and integration, ensuring seamless communication between systems, and optimizing performance through database integration and cutting-edge techniques. Let’s build solutions that are scalable, efficient, and tailored to your business needs! ✅ Website Migration: In order to ensure your website is moved smoothly and safely, I offer a complete website migration service. Whether it's moving one server to another, local test server to a live site environment or some other combination, my process prevents any loss in operating time that might happen during migration. Using manually managed migrations techniques means that I take care to ensure that every single detail is moved over. This covers files and databases relevant to your website, system configuration files including those for the various systems dependencies. If you need a website migrated, I'm your guy!  ✅ Other Services: ✓ Database optimization, malware scans, plugin updates ✓ Email and hosting setup, domain configuration, DKIM/SPF records, backups ✓ ADA compliance and SEO implementation ✅ Why Work With Me? When you choose to work with me, you’re not just hiring a developer — you’re partnering with a Top-Rated Plus Developer on Upwork with a 100% job success score. With over 11 years of experience, I specialize in delivering responsive, secure, and error-free websites that meet your business needs. I’m available Monday–Friday, 9am–5pm EST, ensuring clear communication and timely project updates. Plus, I don’t stop at project delivery—I offer ongoing support to keep your website running smoothly long after completion. Let’s collaborate to bring your vision to life! I know how critical it is to capture attention online. A poorly designed or slow website can cost you leads and sales. Let me help you create a website that stands out and gets results. Let’s jump on a call to discuss your project goals—whether it's a big project or a small task, I’m here to help. I'm looking forward to working with you! Best regards, Don Russell Shopify & WordPress Engineer

Senior React Native and Full Stack Developer with 8+ years of experience building production-ready web and mobile applications. I help startups and businesses build scalable SaaS platforms, AI-powered applications, and high-performance mobile apps that are fast, maintainable, and built for growth. Over my career, I have delivered products for startups, fintech, healthcare, education, and e-commerce companies across the United States, Europe, Australia, and Canada. Whether you need a React Native mobile app, a scalable React and Next.js frontend, or a complete full-stack solution from idea to deployment, I can help. ✔ 8+ Years of Experience ✔ 30+ Web & Mobile Applications Delivered ✔ 100% Job Success Score ✔ 5-Star Client Reviews ✔ End-to-End Product Development 𝗠𝘆 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 Frontend: React.js, Next.js, TypeScript, Redux, Tailwind CSS, Responsive Web Design, Figma to React. Mobile: React Native, Expo, Firebase, GraphQL, iOS, Android, Cross-Platform Mobile Development. Backend: Node.js, Express.js, NestJS, Supabase, MongoDB, PostgreSQL, REST APIs, MERN Stack. AI & Integrations: OpenAI API, AI Chatbots, Stripe, Twilio, Google Maps, Third-Party API Integrations. Cloud & DevOps: AWS, Docker, GitHub Actions, CI/CD, Vercel. 𝗥𝗲𝗰𝗲𝗻𝘁 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀 • EZCare AI – AI-powered healthcare application available on iOS and Android. • TruckInsuranceUSA – High-performance React website optimized for lead generation and conversions. • The First Sol CMS – Complete web and mobile platform built using React, React Native, and Node.js. What clients say about me: "Exceptional work delivered ahead of schedule. He took the time to understand our product vision and delivered a clean, scalable Next.js MVP." "Seamlessly integrated the OpenAI API into our React Native app and delivered clean, maintainable code." I work well independently and alongside existing engineering teams. I communicate clearly, ask the right questions before writing code, and focus on building products that are scalable and maintainable. If you're building an AI product, SaaS platform, fintech application, healthcare app, or React Native mobile app and need a senior engineer who can take ownership from planning to deployment, feel free to send me a message. I typically respond within a few hours. - MK

As a Senior Full Stack Developer with 7.5+ years of experience, I help startups, SaaS companies, eCommerce brands, and B2B businesses build scalable web applications, mobile apps, and AI-powered solutions that are built for growth. I have delivered 100+ projects across 15+ countries using React, Next.js, React Native, Django, Python, Node.js, MERN Stack, TypeScript, JavaScript, AWS, and modern cloud infrastructure. Many clients on Upwork come to me when they need more than just a developer. They need someone who can understand business goals, architect scalable solutions, and deliver products that are reliable, maintainable, and conversion-focused. 𝗖𝗼𝗿𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 • Full Stack Development • React.js Development • Next.js Development • React Native Development • Django Development • Python Development • Node.js Development • MERN Stack Development • MEAN Stack Development • SaaS Application Development • Custom Web Applications • Mobile App Development • AI Integrations & Automation • API Development & Integrations • AWS Cloud Infrastructure 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: React.js, Next.js, TypeScript, JavaScript, HTML5, CSS3, Tailwind CSS 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: Node.js, Express.js, Django, Python, Laravel, PHP 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: PostgreSQL, MongoDB, MySQL, Firebase 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬: AWS, Docker, CI/CD, GitHub, Vercel 𝗖𝗠𝗦 & 𝗘𝗖𝗼𝗺𝗺𝗲𝗿𝗰𝗲 While Full Stack Development is my primary focus, I also build and optimize: • Shopify & Shopify Plus • WordPress & WooCommerce • Webflow • Headless CMS Solutions • Custom Themes & Integrations 𝗪𝗵𝗮𝘁 𝗜 𝗕𝘂𝗶𝗹𝗱 • SaaS Platforms • Dashboards & Admin Panels • CRMs & ERPs • Marketplaces • Booking Systems • eCommerce Platforms • Internal Business Tools • AI-Powered Applications • Mobile Apps for iOS & Android 𝗪𝗵𝘆 𝗖𝗹𝗶𝗲𝗻𝘁𝘀 𝗛𝗶𝗿𝗲 𝗠𝗲 • 8+ Years of Full Stack Development Experience • Strong React, Next.js, Django, Python & MERN Expertise • Product-Minded Approach • Scalable & Maintainable Code • Clear Communication • Long-Term Partnership Mentality • Focus on Business Outcomes, Not Just Features If you're looking for a Full Stack Developer with expertise in React, Next.js, Django, Python, MERN Stack, React Native, or AWS who can take your product from idea to launch and scale, I AM READY TO GET THE BALL ROLLING !! __________________________________ Full Stack Developer, Full Stack Web Developer, Full Stack Engineer, Software Engineer, Web Application Developer, React Developer, React.js Developer, Next.js Developer, React Native Developer, Node.js Developer, Django Developer, Python Developer, MERN Stack Developer, MEAN Stack Developer, JavaScript Developer, TypeScript Developer, Frontend Developer, Backend Developer, Mobile App Developer, SaaS Developer, Custom Software Developer, React.js, Next.js, React Native, Node.js, Express.js, Django, Python, JavaScript, TypeScript, HTML5, CSS3, Tailwind CSS, Material UI, REST API, GraphQL, API Development, API Integration, PostgreSQL, MongoDB, MySQL, Firebase, AWS, Docker, CI/CD, GitHub Actions, Cloud Infrastructure, DevOps, SaaS Development, MVP Development, Startup Development, Product Development, Enterprise Software, AI Development, AI Integration, OpenAI, ChatGPT Integration, LLM Integration, AI Chatbot, Business Automation, Workflow Automation, Shopify Developer, Shopify Plus, WordPress Developer, WooCommerce, Webflow Developer, Headless CMS, eCommerce Development, Custom Theme Development, Marketplace Development, CRM Development, ERP Development, Dashboard Development, Booking System Development, FinTech, Healthcare, Real Estate, eCommerce, B2B, Logistics, Travel, Education.

I'm a full-stack developer specializing in WordPress development, React.js, Next.js, and Node.js - with a focus on AI integration using the OpenAI API and custom automation workflows. I help businesses build modern websites and web applications that don't just look good but actively work for them through AI-powered automation. Services I offer: 🔸 WordPress Development (custom themes, plugins, WooCommerce, Elementor, ACF) 🔸 React.js & Next.js Web Application Development 🔸 Node.js / Express.js Backend Development & REST API Integration 🔸 OpenAI API Integration - custom AI chatbots, ChatGPT-powered assistants, AI content generation 🔸 GoHighLevel (GHL) Website, Funnel & Landing Page Development 🔸 AI Automation & Workflow Integration (Zapier, Make, custom API connections) 🔸 Website Speed Optimization, Responsive Design, and Bug Fixes 🔸 Custom Plugin Development & Third-Party API Integrations Whether you need a WordPress website with a custom AI chatbot, a React/Next.js application with a Node.js backend, or a GoHighLevel website with automations connected to it - I can build it from scratch or improve what you already have. I prioritize clean code, clear communication, and on-time delivery. Send me a message and let's discuss how I can help build, improve, or automate your website or web app.