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Pavlo A.
$24/hr
100% Job Success
$20K+ earned
Available now
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☛I am a full time Web/Front-End/Mobile Developer, boasting over four years of extensive experience in the realm of software development. ➤Proficient in a multitude of technologies and frameworks including : ✓ NextJS, ✓ReactJS ✓Rect Native ✓NodeJS ✓Redux ✓Zustand ✓Formik ✓Docker ✓REST ✓Tailwind ✓Firebase ✓JavaScript ✓CSS ✓HTML5 ✓Git ✓Redux ✓Figma ✓Jira ✓AI ➤I specialize in crafting exceptional web experiences. ➤Additionally, I excel in Mobile development, particularly with React Native, having successfully delivered over ten applications. ☛As a dedicated full-time freelancer, I am committed to collaborating seamlessly within teams and thrive on projects requiring enhancements to existing codebases.
Pavlo A. has worked .
Yana K.
$25/hr
94% Job Success
$20K+ earned
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I craft WordPress websites that not only look great but work seamlessly. As a UI/UX designer and developer, I combine design creativity with technical expertise to create custom WordPress themes, user-centric interfaces, and scalable web solutions. Skills: ✔️ WordPress Development: Custom themes, plugin development, and performance optimization. ✔️ UI/UX Design: Prototyping, wireframing, user flows, and high-fidelity design with Figma and Adobe XD. ✔️ Front-End Development: HTML, CSS, JavaScript, React, Vue.js. ✔️ Performance Optimization: Website speed, mobile-first design, and cross-device compatibility. Let's work together to bring your vision to life! Contact me today, and let's create a website that not only stands out but also delivers results. 🚀
Yana K. has worked .
Keep Calm Labs
Associated with
Keep Calm Labs
$300K+
earned
Aleksandr C.
$30/hr
100% Job Success
Available now
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177 projects delivered. $342K+ earned on Upwork. 10,900+ hours billed. 100% Job Success Score, Top Rated Plus. If you need a web application that's fast, scalable, and built to last — that's exactly what I do. I'm a Full Stack Developer and founder of Web Help Agency, a development studio I've built since 2014. My edge is owning the full stack end to end: I take a Figma or XD design and turn it into a production-ready application — back-end architecture, front-end implementation, REST API integrations, and green PageSpeed scores — without handing pieces off to someone else. I've shipped projects for Puma, Ichilov, and Sportmaster, and helped raise over $1 million for startups on Kickstarter. What I work with: 🔹 Back-end: Laravel & PHP frameworks, Node.js & Express, Python, .NET 🔹 Front-end: React, Next.js, Vue, Angular, and other modern stacks 🔹 APIs: RESTful services, third-party integrations, payment gateways 🔹 E-commerce: custom builds, migrations, payment integrations 🔹 Workflow: Git version control, Agile process, clear documentation What you can expect from me: ✅ Clean, well-documented code that's easy to maintain ✅ Performance-first builds — sub-2.5s load times, green Google PageSpeed scores ✅ Pixel-perfect implementation of your Figma/XD designs ✅ Clear communication, regular updates, delivery on time ✅ Handover video guides so your team can manage the product confidently after launch Credentials: Top Rated Plus badge, 4.9-star average across 177 jobs, IBM Web Development certification, Google Ads certified. Clients include Puma, Ichilov Clinic, Sportmaster, and multiple funded Kickstarter campaigns. Send me a message describing your project — I'll review your brief or design, break down the scope, and give you a fixed-price or hourly estimate within a few hours. No guesswork on your end.
Aleksandr C. has worked .
Web Help Agency
Associated with
Web Help Agency
Oleksandr V.
$20/hr
100% Job Success
$10K+ earned
Available now
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Hello, my name is Oleksander. I have been working as a professional Wordpress developer for 7 long years now. Now, my main specialization is the complex integration of various APIs in WordPress/WooCommerce.
Mihail S.
$35/hr
97% Job Success
$300K+ earned
Offers consultations
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🏆 Why My WordPress & Web Solutions Stand Out 12+ years as a WordPress Developer Divi / Web Developer / Designer 1,500+ custom WordPress Website builds, themes, and Landing Pages $300k+ on Upwork at 100% Job Success Score, Top Rated Plus Wordpress SEO & WordPress speed optimization raising organic traffic up to 5x Headless, responsive builds with Core Web Vitals 90+/100 and load times cut 50% 💥 Recent win - for a law firm's headless WordPress + Next.js rebuild, my Website Redesign and Wordpress SEO overhaul pushed leads from 40 to 130/month (+225%) while halving LCP and cutting Google Ads CPC. 🟢 Most WordPress Website projects are slow, bloated, and fail to convert. With 12+ years as a WordPress Developer and $300k+ earned on Upwork, I architect scalable WordPress Website and Wordpress Website Design solutions that turn visitors into customers and boost Wordpress SEO 🟢 📩 Send me your project URL - I'll reply with a free audit within a few hours, covering Wordpress SEO and Wordpress Website Design. ⭐️⭐️⭐️⭐️⭐️ "The WordPress Website exceeded my expectations. Mykhailo is a top-tier WordPress Developer and reliable Wordpress Woocommerce developer. Highly recommended for Wordpress Website Design and Wordpress SEO." With 12+ years in WordPress Website development, 1,500+ projects, and 10,000+ Upwork hours, I turn Figma-to-WordPress concepts into fast, scalable sites - with +200% performance, +30% WooCommerce revenue, and +35% conversions. 🎯 WHY CLIENTS CHOOSE ME I'm a WordPress Developer Divi and Wordpress Woocommerce developer with full-stack depth and the eye of a senior WordPress Designer - end-to-end WordPress Website development, Wordpress Website Design, and Wordpress SEO with zero handoff friction. As a WordPress Developer, I own the full lifecycle so you deal with one expert, not a chain of freelancers. ✔️ Custom WordPress Development - clean, high-performance code with ACF and zero bloated plugins, built for speed and Wordpress SEO. ✔️ WordPress Elementor, Divi & Avada - pixel-perfect WordPress Elementor sites, Divi WooCommerce stores, and Avada layouts with strong Wordpress Website Design. ✔️ Landing Pages & Blog Design - high-converting WordPress Website pages built to generate leads. ✔️ WooCommerce & Shopify - as a Wordpress Woocommerce developer and Shopify Developer, I build advanced stores, custom checkout, API integrations, WooCommerce SEO, Shopify SEO, and WooCommerce to Shopify migrations with zero data loss. ✔️ LearnDash & LMS - custom LearnDash builds with WooCommerce integrations. ✔️ SEO & Performance - builds scoring 90+ on Google PageSpeed, with stronger Core Web Vitals, Wordpress SEO and Wix SEO rankings, and lower ad costs. 📊 RESULTS THAT SPEAK 🔶 Enterprise E-commerce: +200% performance · +30% revenue - full redesign + WooCommerce SEO + custom plugins. 🔶 Global SaaS Landing Page: +35% conversion - conversion-focused Wordpress Website Design with improved Wordpress SEO and 50% faster loads. ⚙️ TECH STACK WordPress Elementor Pro · Divi · Avada · Gutenberg · WooCommerce · Shopify · Magento 2 · ACF · LearnDash · WPML · API Integrations · Wordpress Website Design · Wordpress SEO · Core Web Vitals 💼 EVERY WORDPRESS WEBSITE PROJECT INCLUDES ▪️ Clean code · Mobile-first responsive Wordpress Website Design · Google PageSpeed 90+ · security hardening · 30-day support ▪️ Direct work with a senior WordPress Developer from kickoff to launch - no agency middlemen, no junior handoffs. 🏭 INDUSTRIES SaaS · E-commerce · Real Estate · Healthcare · Fintech · EdTech · Hospitality 🚀 WANT TO IMPROVE YOUR WORDPRESS WEBSITE AND BOOST CONVERSIONS? 👉 Share your WordPress website or project details, and I'll send a free audit. Hire a proven WordPress Developer who ships fast, scalable, conversion-ready sites - covering performance, UX, and WooCommerce. 📅 Last updated: 25.07.2026
Mihail S. has worked .
Mettevo Digital Agency
Associated with
Mettevo Digital Agency
$1M+
earned
$21/hr
$100+ earned
Available now
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Hey, Upwork Family! Let’s chat!👋 I’m Maryna, a Full-Stack React & Next.js Developer with 4+ years of experience building modern 𝐒𝐚𝐚𝐒 𝐩𝐥𝐚𝐭𝐟𝐨𝐫𝐦𝐬, 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬, 𝐟𝐢𝐧𝐭𝐞𝐜𝐡 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬, 𝐚𝐧𝐝 𝐜𝐮𝐬𝐭𝐨𝐦 𝐰𝐞𝐛 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬. Whether you need a new product or improvements to an existing one, I can help with: - React & Next.js web applications - Full-stack SaaS platforms - AI-powered products and dashboards - Admin panels & internal tools - REST & GraphQL API integrations - Performance optimization - Scalable backend architecture - PostgreSQL database design - Payment integrations (Stripe) - Real-time applications with WebSockets 𝐈 𝐡𝐞𝐥𝐩 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬𝐞𝐬 𝐛𝐮𝐢𝐥𝐝 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐫𝐞𝐥𝐢𝐚𝐛𝐥𝐞 𝐰𝐞𝐛 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 𝐭𝐡𝐚𝐭 𝐬𝐮𝐩𝐩𝐨𝐫𝐭 𝐥𝐨𝐧𝐠-𝐭𝐞𝐫𝐦 𝐠𝐫𝐨𝐰𝐭𝐡 𝐚𝐧𝐝 𝐩𝐫𝐨𝐯𝐢𝐝𝐞 𝐚𝐧 𝐞𝐱𝐜𝐞𝐥𝐥𝐞𝐧𝐭 𝐮𝐬𝐞𝐫 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞. • Improved application performance by 30-45%, resulting in faster load times and a smoother user experience. • Built applications supporting 10k+ monthly active users with scalable architecture and reliable performance. • Delivered production-ready features while reducing bugs through clean, maintainable TypeScript code. • Integrated payment systems, authentication, and third-party services to streamline business workflows. • Collaborated with product teams to ship new features, resolve production issues, and continuously improve existing platforms. 🙌Every business has different goals, so I focus on solutions that fit the product rather than following a one-size-fits-all approach. 𝙎𝙖𝙖𝙎 Multi-tenant applications, workflow automation, analytics dashboards, admin panels, and collaboration tools. 𝘼𝙄 𝘼𝙥𝙥𝙡𝙞𝙘𝙖𝙩𝙞𝙤𝙣𝙨 AI-powered SaaS products, chat interfaces, automation tools, AI integrations, and productivity platforms. 𝐄-𝐜𝐨𝐦𝐦𝐞𝐫𝐜𝐞 Modern storefronts, checkout optimization, payment systems, inventory management, and customer experiences. 𝙁𝙞𝙣𝙏𝙚𝙘𝙝 Financial dashboards, secure transaction flows, reporting systems, and performance-focused applications. 𝐑𝐞𝐚𝐥 𝐄𝐬𝐭𝐚𝐭𝐞 Property platforms, advanced search, interactive maps, booking systems, and CRM integrations. 𝗘𝗱𝗧𝗲𝗰𝗵 Learning management systems, student dashboards, assessments, and educational platforms. Beyond development, I can also help with: - Refactoring existing React & Next.js applications - Performance audits and Core Web Vitals optimization - API integration and backend improvements - Database optimization and query performance - Bug fixing and long-term product maintenance - Converting Figma designs into responsive React interfaces - Ongoing feature development and technical support ɪ ꜰᴏᴄᴜꜱ ᴏɴ ʙᴜɪʟᴅɪɴɢ ᴘʀᴏᴅᴜᴄᴛꜱ ᴛʜᴀᴛ ᴀʀᴇ ꜰᴀꜱᴛ, ꜱᴄᴀʟᴀʙʟᴇ, ᴀɴᴅ ᴇᴀꜱʏ ᴛᴏ ᴍᴀɪɴᴛᴀɪɴ - ꜱᴏʟᴜᴛɪᴏɴꜱ ᴛʜᴀᴛ ᴄʀᴇᴀᴛᴇ ʀᴇᴀʟ ʙᴜꜱɪɴᴇꜱꜱ ᴠᴀʟᴜᴇ ɪɴꜱᴛᴇᴀᴅ ᴏꜰ ꜱɪᴍᴘʟʏ ᴀᴅᴅɪɴɢ ᴍᴏʀᴇ ᴄᴏᴅᴇ. 🔥𝙃𝙖𝙫𝙚 𝙖 𝙥𝙧𝙤𝙟𝙚𝙘𝙩 𝙞𝙣 𝙢𝙞𝙣𝙙? Let's discuss your goals and build a modern React & Next.js application that is reliable, scalable, and ready for growth.
Inforce.digital
Associated with
Inforce.digital
$90K+
earned
$23/hr
100% Job Success
$10K+ earned
Available now
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Skilled 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 Engineer. I work mainly with Microsoft tools. Create strong, growing, and fast web applications using 𝐂# and .𝐍𝐄𝐓, along with modern ways to build the front end, like 𝐀𝐧𝐠𝐮𝐥𝐚𝐫 and 𝐑𝐞𝐚𝐜𝐭. I know all parts of making an application, from how the data is stored and how it's shared, to making good-looking and easy-to-use interfaces. 𝐈 𝐡𝐚𝐯𝐞 𝐰𝐨𝐫𝐤𝐞𝐝 𝐰𝐢𝐭𝐡 𝐯𝐚𝐫𝐢𝐨𝐮𝐬 𝐟𝐢𝐞𝐥𝐝𝐬, 𝐢𝐧𝐜𝐥𝐮𝐝𝐢𝐧𝐠: 🛒 𝐄-𝐜𝐨𝐦𝐦𝐞𝐫𝐜𝐞: I have made and improved online shops. This includes connecting payment systems (like Stripe, PayPal), making shopping carts work, and managing what is in stock. I have made these shops work better, so more people buy things. (Example: Increased average order value by 15% through personalized product recommendations.) 💳 𝐅𝐢𝐧𝐭𝐞𝐜𝐡: I have built safe money applications, like online banks, payment systems, and ways to see financial data. I made sure these followed the rules and were very secure. 🏥 𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞: I have created applications that follow health rules for managing patients, booking appointments, and keeping health records. I focused on making these easy to use and keeping the data safe. 🚚 𝐋𝐨𝐠𝐢𝐬𝐭𝐢𝐜𝐬: I have designed applications for planning the best routes, tracking where things are, and managing how goods are moved. This has made deliveries much more efficient. (Example: Reduced delivery times by 20% with optimized routing algorithms.) In addition, I have built and looked after many 𝐒𝐚𝐚𝐒 applications using .NET. 🛠️ 𝐓𝐡𝐚𝐭’𝐬 𝐰𝐡𝐚𝐭 𝐈’𝐦 𝐬𝐤𝐢𝐥𝐥𝐞𝐝 𝐢𝐧: 𝐁𝐚𝐜𝐤𝐞𝐧𝐝: C#, .NET Framework, .NET Core, ASP.NET (MVC, Web API), Entity Framework, SQL Server, RESTful API design and development, Web API, gRPC, Dependency Injection, LINQ, ORM 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝: JavaScript, TypeScript, Angular, React, HTML5, CSS3, State Management (Redux, NgRx), UI/UX Design, Responsive Design, SPA 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞: SQL, NoSQL, Database Design, Stored Procedures, Optimization 𝐂𝐥𝐨𝐮𝐝: Azure, AWS, Docker, Kubernetes 𝐎𝐭𝐡𝐞𝐫: Git, Agile, CI/CD, Unit Testing, Microservices Architecture, WebSocket 𝐋𝐞𝐭'𝐬 𝐭𝐚𝐥𝐤 about what you need and how my skills can help you succeed. Please contact me to discuss your project! 𝐁𝐞𝐬𝐭 𝐰𝐢𝐬𝐡𝐞𝐬, 𝐎𝐫𝐞𝐬𝐭 Below are mentioned keywords so you could find me easier :) .NET Core, .NET Framework, .NET Web API, .NET to Laravel migration projects, AI App Development, AI design tools, API, API Development, API Integration, API microservices, ASP.NET, ASP.NET 4.8 Web Forms, ASP.NET Core, ASP.NET MVC, ASP.NET Web API, Angular, Angular 15+, AngularJS, Auth0, Blazor, Bootstrap, Bruno, C#, C++, CSS, CSS3, Database Design, Database Development, Database Optimization, Desktop Application, Docker, Domain-Driven Design, Entity Framework, Excellent communication and collaboration abilities, Figma, Sketch, or similar, Front-End Development, Full-Stack Development, GDPR, Google Calendar API, GraphQL, HTML, HTML5, JSON, Java, JavaScript, Microservice, Microsoft Azure, Microsoft IIS, Microsoft SQL Server, Microsoft SQL Server Programming, Microsoft Visual Studio, MongoDB, MySQL, Network programming, Node.js, Nuxt.js, PHP, PostgreSQL, Proven track record of large-scale platform redesign projects, Python, QWBC, QuickBooks Enterprise, RESTful API, React, React Native, Responsive Design, Salesforce App Development, Salesforce Lightning, SEO optimization, Software Architecture & Design, SQL, Strong analytical and problem-solving skills, Telerik, TypeScript, UX & UI, User Interface Design, VB.NET, Web Application, Web Design, Web Development, Web development principles, Windows App Development, XML, Adobe Photoshop, Amazon EC2, Amazon Web Services, Azure DevOps, jQuery, backend.
Inforce.digital
Associated with
Inforce.digital
$90K+
earned
Yevhenii U.
$20/hr
100% Job Success
$60K+ earned
Available now
Offers consultations
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Hi 👋 I'm a Full Stack Developer React Node specialist with 6+ years shipping scalable Next.js Typescript apps for startups and enterprises. As a Full Stack Developer React Node who has delivered 50+ projects, I've built platforms for 100K+ users, cut load times by 40%, and lifted engagement by 30%. 🧩 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗖𝗿𝗮𝗳𝘁 As a Frontend Developer specializing in modern JS ecosystems, I build maintainable apps designed to grow with your business. Whether you're hiring a Full Stack Developer React Node for a greenfield build or a complex migration, every codebase I touch is structured for scale and long-term velocity. ⚡ 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 𝗙𝗶𝗿𝘀𝘁 As a React Developer Next.js specialist, I optimize Core Web Vitals and rendering speed, achieving 95+ Lighthouse scores and 35% bundle reductions across Nextjs Typescript projects. Every project is benchmarked and optimized before handoff - performance is never an afterthought for a disciplined Full Stack Developer React Node. 🎨 𝗗𝗲𝘀𝗶𝗴𝗻-𝘁𝗼-𝗖𝗼𝗱𝗲 𝗣𝗿𝗲𝗰𝗶𝘀𝗶𝗼𝗻 As a Frontend React Developer with a sharp eye for detail, I've increased conversions by 28% through user-centered design. This is what separates a senior Frontend Developer from a junior one: translating design intent into pixel-perfect, accessible UI on every device. Working with me as your Full Stack Developer React Node means your product looks exactly as intended. 🗄️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗦𝘁𝗮𝘁𝗲 I've implemented Redux and Zustand across production apps, reducing bugs by 25%, and built Node.js microservices with PostgreSQL and MongoDB to power them. As a Full Stack Developer React Node, I design state and APIs to match your product's data flow - not just wire it up. 🏗️ 𝗦𝗮𝗮𝗦 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 As a dedicated SaaS Developer, I build everything from MVPs to enterprise platforms - full-featured, reusable, future-proof. If your team needs a SaaS Developer who integrates cleanly with third-party services and databases, I'm ready from day one. I've delivered Next.js Typescript products across fintech, healthcare, and B2B as a Full Stack Developer React Node who understands the full product lifecycle. 🤖 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 I integrate OpenAI APIs into live products. As a Full Stack Developer React Node engineer, I've shipped streaming AI chat, semantic search, and smart recommendations - always with type safety, error boundaries, and clean abstractions. 🔗 𝗔𝗣𝗜 𝗛𝗮𝗻𝗱𝗹𝗶𝗻𝗴 Seamless REST API and GraphQL connections, with clean handling of auth flows, caching, optimistic updates, and error states. As a Full Stack Developer React Node, I understand both sides of the contract and bring frontend precision plus backend engineering to every engagement. 📊 𝗞𝗲𝘆 𝗥𝗲𝘀𝘂𝗹𝘁𝘀 🚀 95+ Lighthouse scores - Next.js Typescript projects, consistently ⚙️ 99.9% uptime on real-time dashboards with Full Stack Developer React Node architecture 💡 AI features shipped in under 2 weeks 💰 28% conversion lift - the outcome of a results-driven Frontend React Developer 🧠 25% bug reduction through structured state 🌐 Full Stack Developer React Node solutions across fintech, healthcare, e-commerce, and B2B 🛠️ Node.js and Express APIs powering production React and Next.js frontends 💼 𝗪𝗵𝘆 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 I ask smart questions before writing a line of code and treat your product like my own - as a senior Full Stack Developer React Node, that's the standard I hold myself to. As a SaaS Developer who knows subscription flows, multi-tenancy, and dashboard performance, I understand your product's pressures and show up prepared. 🔥 𝗟𝗲𝘁'𝘀 𝗕𝘂𝗶𝗹𝗱 𝗦𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗚𝗿𝗲𝗮𝘁 Looking for a Full Stack Developer React Node partner who ships quality and communicates clearly? A Frontend React Developer who understands the full picture - from database to deployment? Whether it's a greenfield Full Stack Developer React Node project, scaling an existing SaaS Developer platform, or bringing Frontend Developer React discipline to a fast-growing codebase - I'm ready. 👉 Send me a message - available ASAP ⚡
Yevhenii U. has worked .
Seedium
Associated with
Seedium
$2M+
earned
Yevhen S.
$29/hr
100% Job Success
$100K+ earned
Available now
Offers consultations
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Available ASAP ⚡ 🛰️ Built a platform for NASA Geochron 🎥 Shipped video streaming apps handling 100,000+ concurrent users 💰 Helped clients generate $1.5M+ in revenue through web and mobile products 📱 Delivered 100+ projects across web, React Native Mobile, and Node.js backends - startups, SaaS, fintech, healthcare, and B2B I'm a Senior React Developer and Full Stack Developer React Node with 9+ years of experience on the frontend and hands-on backend experience building production-ready web, mobile, and server-side applications. As a Full Stack Developer React Node, I work across the entire stack - from MVP prototypes shipped in days to complex SaaS platforms built to scale. Whether you need a React Developer for web application, a React Native Developer for your app, a Node.js backend, or all three - I build things that work, perform, and hold up in production. 🔧 Tech I work with daily: React.js | Next.js | TypeScript | React Native | Node.js | Express.js | PostgreSQL | MongoDB | Redux | Zustand | Tailwind CSS | shadcn/ui | REST API | GraphQL | OpenAI API | WebSocket | Figma 🌟 What I actually do well 🔹 React & Next.js Web Applications From SaaS dashboards and admin panels to marketplaces, fintech platforms, and B2B tools - I build clean, scalable frontend React frontends that real users rely on daily. As a React Developer, I get into existing codebases, not just greenfield projects. 🔹 Node.js Backend & API Development As Full Stack Developer React Node, I have hands-on experience building REST APIs, GraphQL endpoints, authentication systems, background jobs, and database architecture using Node.js and Express. Backends designed to support the same scale and reliability standards as the frontends I ship. 🔹 React Native Mobile Apps Cross-platform iOS and Android development using React Native. As a React Native Developer, I've shipped mobile apps to the App Store and Google Play, and I know the difference between demo-ready and production-ready. 🔹 MVP & Prototype Delivery Startup mode is where I'm comfortable as well. As Full Stack Developer React Node I translate concepts into working React Next.js, Node.js, or React Native Mobile prototypes fast, without sacrificing the architecture decisions that matter later. 🔹 Real-Time & Complex UI WebSocket integrations, live dashboards, streaming interfaces, real-time data flows - built and shipped across multiple platforms including a video streaming product at 100K+ concurrent users. As Full Stack Developer React Node, I take on each project with this same level of care. 🔹 AI-Powered Apps OpenAI API integrations into web, mobile, and Node.js backend products - chat interfaces, AI assistants, content generation tools - built as production features, not demos. My work as a Full Stack Developer React Node means these are shipped as real, scalable, end-to-end features. 🔹 Figma to Production Pixel-accurate implementation of Figma designs across React Next.js and React Native Mobile projects. As React Developer and React Native Developer I've worked directly with design teams and solo designers - I know how to read a design file and ask the right questions. 🔹 Performance & Code Quality Core Web Vitals, bundle optimization, API performance, database query tuning, clean component and service architecture - I write Next.js TypeScript and Node.js code that the next developer can read and extend. Clean handoff is non-negotiable. 🏆 Delivered across 9+ years 🔸 NASA Geochron platform - complex data-driven web application 🔸 Video streaming platform - 100,000+ concurrent users 🔸 20+ SaaS products launched across multiple verticals 🔸 8 HR platforms shipped end to end 🔸 100+ web, mobile, and backend projects for clients in the US, Canada, Europe, and Asia 🔸 $1.5M+ in client revenue generated through full stack React Node web applications 🔸 5-star reviews consistently across projects 💡 I can help you with - Frontend Developer React / Next.js / TypeScript web application development - Node.js / Express backend and API development - React Native Mobile iOS and Android app development - SaaS platform work, full stack React Node - MVP to enterprise scale - Admin dashboards and internal tools - Real-time features, WebSocket, live data, streaming UI - OpenAI / AI feature integration, frontend and backend - Figma to production implementation - Performance optimization, Core Web Vitals, and API efficiency - Existing codebase improvement and modernization - Fintech, healthcare, B2B, marketplace, and consumer app development 🚀 Let's build something If you need a Senior Full Stack Developer React Node, a React Developer, or a React Native Developer - someone who has shipped 100+ projects globally, worked on NASA-grade infrastructure, and helped clients generate over $1.5M in revenue - let's talk. Available ASAP.
Yevhen S. has worked .
Seedium
Associated with
Seedium
$2M+
earned
Ihor C.
$50/hr
93% Job Success
$90K+ earned
Available now
Offers consultations
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🧩 With a team of 20 senior engineers and 25+ years of experience, we combine strong engineering expertise with modern technologies: Next.js, React, Node.js, TypeScript, Flutter, Webflow, PostgreSQL, MongoDB, and Docker. 🛠️ What we love building: AI applications, LLM integrations, RAG pipelines & AI agents SaaS platforms and complex business systems Modern web applications with React & Next.js Mobile apps with Flutter APIs, integrations, automation & scalable backends Webflow websites and custom solutions How we can help: 🤝 Need extra engineering power? Get senior developers who can join your team and deliver from day one. 🏗️ Need a complete product? We handle the full journey - discovery, architecture, development, launch, and improvements. 🔗 Why clients work with us: Senior engineers, not junior outsourcing teams Production experience with complex platforms European timezone and smooth communication 93% Job Success Score Long-term partnerships with clients in the US, UK, Germany, Austria, and Europe Whether you are building an AI startup, SaaS product, marketplace, or custom web/mobile application - we can help you bring it to life.
Ihor C. has worked .