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Marina P.
$45/hr
100% Job Success
$700K+ earned
Available now
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🚀 The Top 3% of Talent in Mobile & AI-Powered Product Development 🤖 AI-Driven Mobile Engineer Building Apps That Scale Beyond MVP ⚡ AI-Assisted Engineering for Faster Delivery & Higher Product Quality 👉 WHAT YOU GET ✔️ Full Stack Mobile Developer - 22+ years experience, 2000+ builds, $700K+ client impact, end-to-end development ownership. ✔️ React Native Mobile App & Flutter Developer - 100+ interfaces, 18–27% user engagement lift, clarity and ultimate trust. ✔️ Mobile Application Developer - 30–40% faster launch cycles, cleaner UI/UX, stronger user retention across SaaS Mobile App ecosystems. 👉 ACHIEVEMENTS ✔️ 22+ years, 40,000+ hours, 2000+ products delivered as a full stack mobile developer, mobile app developer, and senior full stack developer ai and mobile application developer workflows. ✔️ $700K+ client impact, $900K+ direct revenue, 200+ successful MVPs, £11M annual business volume generated as a top-performing mobile app development expert. ✔️ 100,000+ active users where a custom react native mobile app developer execution lifted repeat engagement by 27% on a popular festival companion app. ✔️ 10,000+ users in Healthcare Platform and HIPAA-compliant systems where mobile application developer architecture cut clinical data friction by 40% using an intuitive doctor directory website interface. ✔️ 2,423 completed mobile orders, 34% faster handling in E-commerce Marketplace App and Fintech Platform deployments as a full stack developer. ✔️ 90% faster background sync, 80% lower crash workload, 65% fewer endpoint errors through API Integration, automated Stripe integration, and Flutter developer performance fixes. ✔️ 5–8 weeks shorter Startup MVP to Pilot Launch, 35% fewer critical production bugs through legacy code refactoring and clean continuous development pipelines. 👉 WHERE I DELIVER ✔️ As a mobile app developer - 200+ systems with pixel-perfect mobile app design, automated push notifications, and UI/UX design and development across SaaS Mobile App and Enterprise Mobile App architectures. ✔️ As an experienced mobile app developer - 15+ years of cross-platform engineering, delivering 30–40% faster iteration cycles for teams that need both iOS and Android apps from scratch. ✔️ As a full stack developer - 50+ end-to-end mobile + web platform setups with secure Node.js backend architecture, REST API deployment, and database scaling from Early-Stage MVP to live production. ✔️ As a react native mobile app specialist - building responsive mobile app react native mobile components for cross-platform app deployment, ensuring native-like feel across both iOS and Android. ✔️ As an AI App developer & AI Developer - leveraging cutting-edge ai platform development, ai development, and ai mobile development to build smart assistants, audio transcription apps, and image/vision processing products. ✔️ As a backend developer and javascript developer - writing highly maintainable server code in Node.js, Express, NestJS, and PHP (Laravel) with robust database integration via MongoDB, PostgreSQL, and Firebase/Supabase. ✔️ As a full stack mobile developer - driving ongoing support and maintenance, optimizing systems to fix bugs and improve performance with a dedicated team mindset. 👉 INDUSTRY IMPACT ✔️ Marketplace App & E-commerce - thousands of item listings, 20%+ higher checkout conversion as a mobile application developer and full stack developer. ✔️ Healthcare Platform & Telehealth - clinic workflows, 25%+ better data processing security as a senior mobile app developer. ✔️ AI Mobile App & AI Platform Development - OpenAI & Claude API smart integrations, automated recommendations, and custom conversational interfaces as an AI App developer. ✔️ Fintech Platform & SaaS Mobile App - secure in-app purchases, mobile subscriptions, multi-role access control, and seamless Stripe payment integrations. ✔️ Enterprise Mobile App & Workflow Automation - customized real-time chat, location-tracking (GPS/Google Maps), and mobile app + admin panel management tools. 👉 HOW I BUILD ✔️ 22+ years as a mobile app developer: built with cross-platform and native ecosystems using Swift, Kotlin, Java, Flutter, React Native, and native app infrastructure optimized for smartphone form factors. ✔️ 15+ systems as a full stack developer: powered by Node.js, Express, NestJS, PHP (Laravel), TypeScript, REST API protocols, GraphQL, Firebase, Supabase, Firestore, PostgreSQL, and MongoDB. ✔️ 40+ products engineered with a dedicated team mindset: utilizing clean Git version control, secure AWS cloud envicloud environments, Docker containers, and rigorous usability testing to publish app to App Store and Google Play smoothly. Looking for an elite Senior Mobile & Full Stack Developer who can build an app from scratch, create a mobile application with premium UX, or handle complex product development for long-term collaboration? Let's connect! Send an invite and let’s talk about your project goals. ☎️
Marina P. has worked .
Onix-Systems, LLC
Associated with
Onix-Systems, LLC
$20M+
earned
Harsh V.
$25/hr
100% Job Success
$200K+ earned
Available now
Offers consultations
Start of list.
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🚀 Senior Full Stack Developer | Laravel, Python, Node.js, React.js, Next.js | SaaS & AI Applications I’m a Senior Full Stack Developer with 10+ years of experience building scalable SaaS platforms, AI-powered applications, automation systems, marketplaces, CRM/ERP solutions, and enterprise-grade web applications for startups, agencies, and growing businesses worldwide. As a Full Stack Developer, I specialize in handling complete product development from frontend to backend, database architecture, APIs, cloud deployment, and long-term scaling. Clients work with me as a Full Stack Developer because I can manage the entire development lifecycle without relying on multiple teams or developers. I hold a Master in Computer Application (MCA) and have spent the last 10+ years working as a Full Stack Developer building secure, scalable, and high-performance systems using modern development frameworks and clean architecture principles. 🏆 10+ Years of Experience as a Full Stack Developer ⭐ Top Rated Full Stack Developer ✅ End-to-End Product Ownership ✅ Scalable Architecture & Clean Code Standards ✅ SaaS, AI & Automation Expertise as a Full Stack Developer 𝐑𝐞𝐚𝐥-𝐖𝐨𝐫𝐥𝐝 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐀𝐬 𝐀 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫: ✦ AI-powered helpdesk & customer support systems ✦ Technical SEO automation platforms ✦ Workflow automation systems using Make, n8n & Zapier ✦ LMS & eLearning marketplace platforms ✦ Healthcare eCommerce solutions ✦ Privacy protection SaaS applications ✦ CRM & ERP management systems ✦ Enterprise-grade reporting and automation platforms ✦ SaaS applications with billing, subscriptions, and analytics 𝐌𝐘 𝐒𝐄𝐑𝐕𝐈𝐂𝐄𝐒 𝐀𝐒 𝐀 𝐅𝐔𝐋𝐋 𝐒𝐓𝐀𝐂𝐊 𝐃𝐄𝐕𝐄𝐋𝐎𝐏𝐄𝐑: • Full Stack Web Application Development • Laravel & PHP Development • Python Development (Django, Flask, FastAPI) • Node.js Development (Express.js, Nest.js) • React.js / Next.js Development • Vue.js / Nuxt.js Development • SaaS Product Development • AI & OpenAI API Integrations • Workflow Automation using Make, n8n & Zapier • CRM / ERP / Admin Panel Development • Marketplace & Booking Platform Development • Helpdesk & Ticketing System Development • REST API & Third-Party API Integrations • Payment Gateway Integrations • Database Architecture & Optimization • Cloud Deployment & Server Management • Application Scaling & Performance Optimization 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐇𝐈𝐑𝐄 𝐌𝐄 𝐀𝐒 𝐀 𝐅𝐔𝐋𝐋 𝐒𝐓𝐀𝐂𝐊 𝐃𝐄𝐕𝐄𝐋𝐎𝐏𝐄𝐑: ✅ Full Stack Developer with 10+ Years of Experience ✅ Business-Oriented Full Stack Developer Approach ✅ Strong Backend Architecture & Problem Solving ✅ Scalable & Maintainable Code Standards ✅ Reliable Communication & Project Ownership ✅ Long-Term Technical Support & Maintenance ✅ SaaS, AI & Automation Platform Expertise ✅ Fast Delivery with Scalable Architecture ✅ Complete Product Ownership by a Senior Full Stack Developer ✅ Dedicated Full Stack Developer for Long-Term Growth 𝐓𝐄𝐂𝐇𝐍𝐎𝐋𝐎𝐆𝐈𝐄𝐒: ⚡ Frontend → React.js, Next.js, Vue.js, Nuxt.js, JavaScript, TypeScript, Tailwind CSS ⚡ Backend → Laravel, PHP, Python, Node.js, Express.js, Nest.js, FastAPI ⚡ Database → MySQL, PostgreSQL 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀: Full Stack Developer | Senior Full Stack Developer | Python Full Stack Developer | Laravel Full Stack Developer | Django Full Stack Developer | FastAPI Full Stack Developer | Flask Full Stack Developer | React Full Stack Developer | Node.js Full Stack Developer | Next.js Full Stack Developer | Vue.js Full Stack Developer | MERN Full Stack Developer | MEAN Stack Developer | SaaS Full Stack Developer | AI Full Stack Developer | React Node Full Stack Developer | Laravel PHP Developer | Python Developer | Django Developer | FastAPI Developer | Flask Developer | Laravel Developer | PHP Full Stack Developer | React.js Developer | Node.js Developer | React Native Full Stack Developer | Java Full Stack Developer | Spring Boot Full Stack Developer | Angular Full Stack Developer | MongoDB Full Stack Developer | REST API Full Stack Developer | API Integration Developer | AI SaaS Developer | OpenAI Integration Expert | Workflow Automation Developer | SaaS Application Development | Multi-Tenant SaaS Developer | Enterprise Web Application Developer | Backend Developer | Frontend Developer | Web Application Developer | Full Stack SaaS Engineer | Laravel SaaS Developer | Python SaaS Developer | Node.js Backend Developer | React.js Frontend Developer | Nuxt.js Developer | Next.js React Developer | TypeScript Developer | JavaScript Full Stack Developer | PostgreSQL Developer | MySQL Developer | MongoDB Developer | Redis Developer | Docker Developer | Kubernetes Developer | AWS Full Stack Developer | Azure Full Stack Developer | Google Cloud Developer | DevOps Engineer | CI/CD Developer | Microservices Developer | Event-Driven Architecture | Kafka Developer | RabbitMQ Developer | Celery Developer | REST APIs | GraphQL Developer | WebSocket Developer | AI Automation Developer | n8n Developer | Make
Harsh V. has worked .
Webethics Solutions
Associated with
Webethics Solutions
$2M+
earned
Amit S.
$30/hr
98% Job Success
$200K+ earned
Start of list.
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Over the past ~20 years, I’ve been part of a top-performing software development team on Upwork, contributing to a wide range of successful client projects across industries including eCommerce, healthcare, logistics, fintech, and manufacturing. I help businesses build scalable, high-performance digital products from web and mobile applications to cloud platforms, analytics systems, and AI-driven automation. 🚀 What I Do Best: ✔ Web Development: Modern, responsive applications using scalable architectures ✔ Mobile Apps: Cross-platform and native apps with smooth UX ✔ Cloud Solutions: Deployment, optimization, and infrastructure (AWS, Azure, GCP) ✔ Data & Analytics: Dashboards, reporting systems, and data pipelines ✔ AI & Automation: Chatbots, workflow automation, and intelligent systems 💡 My Approach: ✔ I don’t just write code I solve problems. ✔ Understand your business goals first ✔ Design efficient, scalable systems ✔ Communicate clearly throughout the project ✔ Deliver clean, maintainable, production-ready code 🛠️ Tech Stack (Customize as needed) ✔ Frontend: React, Angular, Vue ✔ Backend: Node.js, Python, .NET, Java ✔ Mobile: Flutter, React Native, iOS, Android, Unity ✔ Cloud: AWS, Azure, Google Cloud ✔ Databases: PostgreSQL, MongoDB, MySQL ✔ AI/Automation: OpenAI, Python automation, APIs, RPA 📈 What You Can Expect: ✔ Fast and clear communication ✔ On-time delivery ✔ Scalable and secure solutions ✔ Long-term support if needed 🎯 Ideal Projects: ✔ SaaS platforms ✔ Business automation systems ✔ Custom dashboards & analytics tools ✔ Mobile apps for startups & enterprises ✔ AI integrations and workflow automation If you’re looking for a developer who understands both technology and business, let’s connect and build something impactful.
Flexsin Inc. - Top Rated+ Agency
Associated with
Flexsin Inc. - Top Rated+ Agency
$10M+
earned
Adnan P.
$25/hr
100% Job Success
$40K+ earned
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🚀 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐏𝐇𝐏 | 𝐋𝐚𝐫𝐚𝐯𝐞𝐥 | 𝐌𝐄𝐑𝐍 | 𝐍𝐨𝐝𝐞.𝐉𝐒 | 𝐑𝐞𝐚𝐜𝐭 | 𝐕𝐮𝐞 | 𝐀𝐏𝐈 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐬𝐭 | 𝐒𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐖𝐞𝐛 𝐀𝐩𝐩𝐬 | 𝟏𝟏+ 𝐘𝐞𝐚𝐫𝐬 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 I am a highly skilled Technological Generalist with over 11 years of experience in building dynamic and responsive web applications. My expertise spans modern technologies such as Laravel, PHP, MERN, Node, Nest, React, Next.js, Vue.js, and Nuxt.js, enabling me to deliver robust solutions tailored to meet client needs. 🤝 𝐏𝐚𝐫𝐭𝐧𝐞𝐫𝐬𝐡𝐢𝐩 I am working within an "𝐎𝐟𝐟𝐢𝐜𝐢𝐚𝐥 𝐋𝐚𝐫𝐚𝐯𝐞𝐥 𝐏𝐚𝐫𝐭𝐧𝐞𝐫 𝐀𝐠𝐞𝐧𝐜𝐲", combining hands-on expertise with partner-backed development standards. My main objective is to ensure customer satisfaction through high-quality work and effective communication. I have successfully executed numerous international projects, demonstrating my ability to manage the entire web development (building dynamic and responsive web applications) and Mobile app Development process—from planning and implementation to deployment and support. 🌐 𝐀𝐛𝐨𝐮𝐭 𝐂𝐨𝐝𝐞𝐫𝐊𝐮𝐛𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 CoderKube Technologies is a professional software company having more than 11 years of Web & Mobile development experience with 1800+ satisfied customers, 1M USD earnings and 100% 5-Star ratings. Our professionals are the best in the industry and are updated with the latest technology. Listing some of our expertise below : 💡 𝐖𝐡𝐚𝐭 we 𝐎𝐟𝐟𝐞𝐫 - 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: React.js, Next.js, Vue.js, Nuxt.js, Angular, TypeScript, Material UI, Tailwind CSS, HTML, CSS, JavaScript - 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: PHP, Laravel, Node.js, Nest.js, Express.js, Firebase, Supabase, API Development, Database Management (MySQL, MongoDB), Python - 𝐂𝐌𝐒: Wordpress, WebFlow, Shopify, Wordpress Theme Creation, Shopify App - 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: React Native, Flutter, FlutterFlow, Java, Kotlin, Swift - 𝐄-𝐜𝐨𝐦𝐦𝐞𝐫𝐜𝐞 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬: Plugin Development/Customization, Theme Development/Customization, Payment Gateway Integration, Store Creation, Cart Customization - 𝐂𝐥𝐨𝐮𝐝 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬: AWS (EC2, Lightsail, Lamda), GCP, Microsoft Azure, Hostinger, SiteGround - 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭: Strong communication skills, self-motivation, ability to inspire teams, and a proven track record of delivering projects on schedule and within scope. 🏆 𝐇𝐢𝐠𝐡𝐥𝐢𝐠𝐡𝐭𝐬 ✅ Rewarded as 🏆 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 🏆 by Upwork (𝗧𝗼𝗽 𝟯%) ✅ 50000+ hours and still counting ✅ 2500+ jobs completed successfully ✅ 100% Job Success (Client Satisfaction Ratio) ✅ 90% Clients Recommended to work with Coderkube ✅ 88% Long-term Repeat Clients ✅ 11+ Years Of Experience ✅ High-Quality Work ✅ Cost-Effective ✅ Fluent English Verified 💼 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝗦𝗲𝗿𝘃𝗲𝗱 E-commerce, Streaming & Audio, Real Estate, Wellness & Coaching, Event & Booking, Legal Services, On-demand services, Healthcare, Transport & Logistics, Fintech / Banking, Food Delivery, Fitness & Wellness, E-Commerce, Marketplace, Navigation & Travel, Education / E-Learning, Media & Entertainment, Automotive, Hospitality, Lifestyle, Fashion, and Advertising, Ride Booking | Social & Dating 🗺️ 𝐂𝐥𝐢𝐞𝐧𝐭 𝐓𝐞𝐬𝐭𝐢𝐦𝐨𝐧𝐢𝐚𝐥𝐬 - "Great work! Delivered on time and exceeded expectations." - "Excellent communication and technical skills. Highly recommend!" - "Adnan's expertise and problem-solving skills were invaluable, and he went above and beyond to ensure everything ran smoothly. I would highly recommend Adnan to anyone looking to elevate their project with a skilled and reliable developer!" 📌 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀 Website Development, Web Application Development, SaaS Application Development, Responsive Design, FullStack Development, Front End Development, Back End Development, UI/UX Design, Payment Gateway Integration, API Development, API Integration, QA, Unit Testing, Twilio API, Amazon Web Services, MERN Stack, React, Node, App Development, Native Android App Development, Native iOS App Development, Flutter Cross-Platform App Development, FlutterFlow Development, Phone, Firebase, Prototype, RESTful API, User authentication, User profile creation, Phone, Android App, Android, Ecommerce App Development, Ride Booking App Development, 3rd Party SDK Integration, Realm Database, SQLite, MySQL, Firebase Cloud Firestore, Firebase Realtime Database, Kotlin, Swift, Java, Dart, SwiftUI, Mapbox, HealthKit, Alamofire, Google Analytics, AI, Chat-GPT, React Native, FlutterFlow, Real Estate, Ecommerce Store, Healthcare, Fleet Management, Booking, Theme development, Theme Customization If you’d like to get in touch, please use the contact buttons at the top of the page. Kind regards, Adnan Pothiawala
CoderKube Technologies Top Rated PLUS WordPress Shopify Mobile Application PHP WooCommerce and AI Software Development Agency
Associated with
CoderKube Technologies Top Rated PLUS WordPress Shopify Mobile Application PHP WooCommerce and AI Software Development Agency
$1M+
earned
Santanu G.
$20/hr
96% Job Success
$300K+ earned
Available now
Offers consultations
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Businesses often need more than just a developer. They need someone who can understand the requirement properly, suggest the right approach, and build a product that works smoothly in real use. I help startups, founders, and growing businesses build web applications, mobile apps, SaaS products, MVPs, and custom business platforms with a strong focus on clarity, performance, and long term scalability. With 15+ years of experience in software development, I have worked on projects from idea stage to launch, and also on existing platforms that needed improvements, feature expansion, workflow refinement, or complete redevelopment. My work covers both frontend and backend, so clients do not need to manage multiple developers for one product. I focus on understanding the business goal first, then translating it into a practical and reliable solution. This helps reduce confusion during development and keeps the project aligned with the real requirement. **What I can help with:** ---------------------------- • Custom web application development • Mobile app development (Hybrid and Native) • SaaS product development • MVP development • Admin panels and dashboards • API development and third party integrations • Ecommerce and marketplace platforms • Maintenance and feature enhancement of existing products **Tech stack I work with includes:** React, Node.js, Laravel, Flutter, Python, WordPress, Shopify, Swift, Kotlin, and API based integrations. Clients usually appreciate working with me because I bring clear communication, structured execution, dependable support, and a practical approach to solving product challenges. Whether you need to build a product from scratch, improve an existing application, or develop a stable MVP with the right technical foundation, I can help move the project forward in a clear and efficient way. If you are looking for a developer who can combine technical execution with a strong understanding of business needs, I would be glad to discuss the scope and suggest the right approach.
Santanu G. has worked .
Weavers Web Solutions Private Limited
Associated with
Weavers Web Solutions Private Limited
$200K+
earned
Andrey S.
$35/hr
100% Job Success
$50K+ earned
Available now
Offers consultations
Start of list.
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I'm a Full Stack Developer React Node, SaaS Developer, and Node.js Developer with 15 years of experience, covering Full Stack development (both Front-end development and Back-end development), SaaS development, Mobile App Development, and AI Automation. A few facts about me: 🏆 100% Job Success score 🏆 125+ projects delivered from MVP to enterprise projects 🏆 10,000+ active users across delivered projects What I can develop as a Full Stack Developer React Node and a SaaS Developer: ✔️SaaS MVP, AI-powered SaaS platforms, Multi-tenant SaaS platforms ✔️ AI Automation, AI workflows, AI Chatbot and AI Agent Development that reduces manual operations by up to 70% ✔️ Prototype and proof of concept development saving 40% of budget as a Full Stack node.js react developer ✔️ Custom CRM and ERP systems, Internal tools and other management solution cutting admin costs by 40% ✔️ Booking systems and booking platforms that boosting daily bookings by 30% ✔️ E-commerce and marketplaces platforms boosting sales conversions by 25% ✔️ Scalable web applications and websites ensuring 99.9% uptime as a Full Stack Web Developer ✔️ Admin panel, admin dashboard, and analytics dashboard cutting reporting time by 60% ✔️ Custom Web Application and other Web Development projects driving 40% more organic traffic ✔️ Mobile applications from design to iOS and Android App Development, covered by React Native developer, Mobile App developer, and Flutter developer positions ✔️ Code audit, Software Architecture & Design, production delivery, debugging, and production bug fixing, reducing errors by 40%. ✔️ role-based access, payment flows, billing and subscription logic, cutting failed payments by 30% ✔️ User Authentication, user management systems, system administrator, and business operations workflows for 10,000+ users Why clients choose me as Full Stack Developer React Node and Node.js Developer: ✔️ MVP development in 4–6 weeks ✔️ AI-first approach using Cursor, Claude Code, Codex, and Lovable for up to 30% faster development as a Full Stack AI Engineer ✔️ AI Development and AI App Development experience across 35+ AI-powered projects ✔️ Improving page load speed by 55% as a Front End developer React and Next.js Developer ✔️ Increased database/API response speed by 5x as a Node.js backend developer and NestJS developer ✔️ Built 120+ API endpoints, microservices, and serverless functions as a MERN Stack developer and javascript developer ✔️ Managed 500K+ records with Database Architecture, Database Design, Prisma, and RLS ✔️ Supported 99.9% uptime with cloud deployment and production deployment ✔️ Reduced deployment failures by 30–40% through CI/CD and release automation ✔️ Handled migration with clear timeline, milestone planning, and long-term maintainability ✔️ Improved user experience, engagement, and visibility through dashboards used by 10K+ users As a Senior Full Stack Developer React Node and SaaS Developer, I have 15+ years of experience with: ⚙️ JavaScript, TypeScript, Python, PHP ⚙️ React, Next.js, App Router, Vite, Vue.js, Angular, Redux, jQuery, HTML, HTML5, CSS, CSS 3, Canvas ⚙️ Node.js, NestJS, Express, WordPress ⚙️ Tailwind CSS, Material UI, Bootstrap, Shadcn/ui ⚙️ SQL, PostgreSQL, MySQL, MongoDB, Supabase, Firebase, Firestore, Redis, Prisma, RLS, Auth ⚙️ Amazon Web Services, AWS S3, AWS Lambda, Google Cloud Platform, Microsoft Azure, Vercel, Railway, DigitalOcean, Cloudflare, Docker, Kubernetes ⚙️ CI/CD (GitHub Actions, GitLab CI), Testing (Jest, Playwright), Monitoring (Sentry), Logging ⚙️ Git (GitHub, GitLab, Bitbucket) ⚙️ LLM, LangChain, RAG, Artificial Intelligence ⚙️ Zapier, n8n, Make, GoHighLevel, GHL ⚙️ HIPAA, GDPR, SOC 2 ⚙️ Figma, Adobe XD, Sketch As a Senior Full Stack Developer React Node and Node.js Developer I have deep experience in API integration: RESTful API, third-party REST API, webhooks, OpenAI API, Stripe API, Twilio API, Anthropic Claude API, ElevenLabs API, ChatGPT API, GraphQL API, WhatsApp business API, Google OAuth, and various Google APIs. As Full Stack Developer React Node and Full Stack Developer SaaS I experience in projects for: Hospitality, Travel, Healthcare, Fitness, Ecommerce, FinTech, Logistics, Finance, Education, E-learning, Retail, HR, Business Services, Media & Entertainment, AI, SaaS marketing, Real Estate platform, etc. 💪 As CTO of Malevich Studio, I can provide: ✔️ UX & UI / Web Design: UX Designer support with Figma, Responsive Design, Adaptive Web Design, Software Design, and Adobe Photoshop for 25–40% conversion improvement ✔️ WordPress developer and cms developer for mobile friendly website support ✔️ Python developer, Full Stack developer Laravel Vue, Java and Ruby on rails 🚀 Click “Invite” if you need a Full Stack Developer React Node, Full Stack AI SaaS Developer, or Node.js Developer.
Andrey S. has worked .
Malevich Studio
Associated with
Malevich Studio
$300K+
earned
$18/hr
100% Job Success
$30K+ earned
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I have completed a Master of Computer Applications (MCA) and work as a native Mobile and highly experienced Web Developer & Designer with over 8 years of expertise in building modern, responsive, and functional websites. My focus is on creating user-friendly, scalable eCommerce platforms that help businesses reach their goals efficiently — across WordPress, WooCommerce, and Shopify. 🌟 Top-Rated on Upwork 🌟 🥇 7+ Years of Experience ✅ 98% Job Success Rate 💼 60+ Projects Completed with Client Satisfaction My core expertise spans across: Shopify & eCommerce Development -- Custom Shopify Store Setup & Theme Development -- Product, Collection & Checkout Page Optimization -- Shopify App Integration & Store Customization -- Migration from WooCommerce/Wix to Shopify -- Speed Optimization & Conversion-Focused Store Design WooCommerce & WordPress Development -- WooCommerce store development with multiple payment gateways and shipping services -- Figma/Adobe XD to WordPress pixel-perfect design -- WordPress membership website -- Wix to WordPress migration WordPress Design Includes: -- Intuitive UI/UX Design -- Expert in Elementor and Divi Themes -- Fully Responsive Designs for All Devices -- Custom Branding and Aesthetics -- Landing Pages and Conversion Optimization -- Advanced WooCommerce and Elementor Pro Integration 🤝 Why Work with Me? ✅ Proven Expertise & Reliable Performance 🚀 Focus on Speed & Optimization 📈 Solutions Built for Growth & Scalability 🤗 Clear Communication and Fast Turnaround Whether you're building a Shopify store from scratch, enhancing your existing WooCommerce website, or migrating between platforms — I bring a complete, future-ready solution tailored to your brand and customers. Let’s Chat About Your Project — Click "INVITE" or "HIRE" to get started. Find Me with These Keywords: Shopify Development, Shopify Store Setup, Shopify Theme Customization, WooCommerce, WordPress Development, Theme Customization, Figma to WordPress, Responsive Design, UI/UX Design, eCommerce Development, Mobile-Friendly Website, Website Redesign, Elementor, Divi, PHP, CSS, HTML, JavaScript
Pooja P. has worked .
SpotCodes Technologies
Associated with
SpotCodes Technologies
$10/hr
96% Job Success
$10K+ earned
Available now
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Hi! I am Jaskirat, a full-stack mobile and web developer with over 10 years of experience building AI-powered, scalable, and high-performance apps and websites for clients worldwide. I help start-ups, enterprises, and entrepreneurs turn ideas into intuitive, results-driven digital products, from MVPs and automation workflows to full-scale solutions. ➛ Expertise Snapshot: ------------------------------- AI & Automation: • AI integration: ChatGPT / OpenAI / LangChain / LLMs • Chatbots/recommendation systems / NLP / automation workflows • Python / TensorFlow / Tesseract OCR / Eleven Labs Mobile App Development: • Native: Swift / Kotlin / Objective-C / Java • Cross-platform: Flutter / React Native / Ionic • Clean architecture & scalable codebase • App Store & Play Store deployment, push notifications, in-app purchases Web Development: • Frontend: React.js / Angular / Vue.js / Next.js / Nest.js • Backend: Node.js / Express.js / PHP / Python / Laravel / Django • MERN / MEAN stack / RESTful APIs / GraphQL • Real-time apps with WebSockets & WebRTC Other Tools & Frameworks: • Databases: MongoDB / MySQL / PostgreSQL / Firebase • Cloud & DevOps: AWS / Azure / GCP / Docker / CI/CD • UI/UX: Figma / Adobe XD / Tailwind / Bootstrap ➛ What I Deliver ---------------------- • AI-powered automation & smarter business processes • High-performance, responsive web & mobile apps • Clean, maintainable, and scalable codebases • Seamless API, Payment gateways & SDK integrations • Agile development with transparent communication ➛ Industries Served --------------------------- E-commerce, Healthcare, Finance & Fintech, Education, Social Media, Travel & Hospitality, Entertainment & Media, etc. Why Work With Me • Deliver results on time and within budget • Scalable, maintainable, future-ready solutions • Clear, proactive communication • Focused on turning innovative ideas into reality Let’s Build Something Exceptional I take pride in delivering solutions that exceed expectations, ensure market-readiness, and drive business success. My approach is always collaborative, professional, and client-centred.
Techwin Labs LLP
Associated with
Techwin Labs LLP
Sandaruwan J.
$15/hr
100% Job Success
$1K+ earned
Offers consultations
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I build production-ready Full Stack web applications - SaaS platforms, MVP products, eCommerce systems, and admin dashboards - using React.js, Next.js, Node.js (Express/NestJS), and Java Spring Boot. Top Rated on Upwork with a 100% Job Success Score and perfect 5.0 rating across all clients. ━━━ WHAT I BUILD FOR YOU ━━━ SaaS MVP from scratch: database design, REST API, user auth, admin dashboard, Stripe billing, deployment React / Next.js frontends: responsive UI, SSR/SSG, SEO-optimized pages, Figma-to-code, TypeScript Node.js & Spring Boot backends: secure REST APIs, role-based access control, real-time data, webhooks eCommerce & admin portals: product management, order flows, payment integration, analytics dashboards Third-party integrations: Stripe, payment gateways, OAuth, external APIs, microservices Performance optimization, bug fixes, code reviews, and long-term maintenance ━━━ TECH STACK ━━━ Frontend: React.js, Next.js, TypeScript, JavaScript (ES6+), Tailwind CSS, Redux Backend: Node.js, Express.js, NestJS, Java, Spring Boot, REST API, GraphQL Database: PostgreSQL, MySQL, MongoDB - schema design, query optimization, migrations DevOps & Cloud: Docker, AWS (EC2, S3), CI/CD pipelines, Vercel, Heroku Payments: Stripe subscriptions, one-time payments, webhooks, billing portals ━━━ HOW I WORK ━━━ Start with a short scoping call or message to lock down requirements, data model, and milestones upfront - no surprises. Deliver in milestones with check-ins so you always know progress and can course-correct early. Hand off clean, documented code. Available for post-launch support. I reply within 1 hour. Send me your requirements, wireframes, or repo and I'll respond with a clear plan, timeline, and honest risk assessment. Full stack developer | React developer | Next.js developer | Node.js developer | MERN stack developer | JavaScript developer | TypeScript developer | SaaS developer | MVP developer | Spring Boot developer | NestJS developer | API developer | eCommerce developer | Admin dashboard developer | React Next.js Node.js developer | Full stack SaaS MVP | Spring Boot REST API developer | Stripe payment integration developer | PostgreSQL Node.js developer
Sandaruwan J. has worked .
Komal M.
$20/hr
100% Job Success
$70K+ earned
Available now
Offers consultations
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I help startups, SaaS founders, and growing businesses turn product ideas into scalable, production-ready digital platforms. Over the last 10+ years, I’ve worked across full-stack development, product architecture, SaaS systems, AI-powered platforms, CRMs, dashboards, and custom web applications. My focus is not just writing code; it’s building reliable products that solve real business problems and can grow with your users. Whether you are building an MVP, improving an existing platform, automating operations, or scaling a SaaS product, I can help you plan, design, build, and launch with the right technical foundation. What I Can Help You Build: • SaaS platforms • AI-powered applications and automation systems • Custom CRMs and admin dashboards • React / Next.js frontend applications • Node.js / NestJS backend systems • API integrations and third-party tools • Stripe/payment gateway integrations • Role-based workflow systems • UI/UX planning and product architecture • High-performance web applications Tech Stack: React, Next.js, Node.js, NestJS, TypeScript, PostgreSQL, MongoDB, Python, Generative AI, GraphQL, AWS, Firebase, Tailwind CSS Why Clients Work With Me: Clients usually come to me when they need more than just a developer. They need someone who can understand the business goal, think through the product flow, make smart technical decisions, and execute with clarity. I bring: ✔ Clear communication ✔ Product-first thinking ✔ Clean and scalable architecture ✔ Fast but structured execution ✔ Strong ownership from idea to launch ✔ Long-term technical partnership mindset If you are looking for a reliable full-stack development partner who understands both technology and business outcomes, let’s connect.
Komal M. has worked .
TechHive
Associated with
TechHive