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15 INR / hourI’m Niral, a Senior Full-stack & AI Developer with 8+ years of experience helping startups and businesses build AI-powered products, intelligent automation, and scalable web & mobile applications. I specialize in turning complex ideas into practical, production-ready systems that save time, reduce costs, and scale reliably. I don’t just build software - I build solutions that actually work in the real world. 🚀 What I can help you build ➡️ Vibe Coding (Rapid Prototyping) - Fast MVP and prototype development - Turning ideas into working demos quickly - Perfect for startups validating concepts - Tools: Cursor, Claude, Antigravity, Lovable, Bolt.new, v0, GitHub Copilot, Replit, ChatGPT ➡️ web & Mobile Development - Frontend: React, Next.js, shadcn UI - Backend: Node.js, Express, Python (Django, Flask, FastAPI) - Mobile: Flutter, FlutterFlow (iOS & Android) ➡️ AI & Intelligent Systems - AI Chatbots using OpenAI / ChatGPT & custom LLM integrations - AI Agents & Voice Agents for automated workflows - NLP, Computer Vision, Predictive Analytics & smart automation systems ➡️ Workflow Automation - End-to-end automation using n8n, Make.com, Zapier - Custom AI agents integrated with business tools - Process automation that reduces manual work and errors ➡️ Databases & Backend Services - MongoDB, PostgreSQL, MySQL, Firebase, Supabase - Secure, scalable, and performance-optimized architectures ➡️ UI/UX Desing - User-centered UI/UX design for web & mobile apps - Wireframes, prototypes, and interactive designs (Figma) - Clean, modern, and conversion-focused interfaces ⭐ Why Clients choose me - Clear communication & fast response - Clean, maintainable, scalable code - Strong problem-solving mindset - On-time delivery with real business impact I’ve worked with startups, SMBs, and enterprise clients, helping them launch AI chatbots, fully automated workflows, SaaS platforms and modern web/mobile apps. If you’re looking for a developer who understands both technology and business outcomes let’s talk. 👉 Send me a message and let's discuss your project.Hire neerajdhameliya
20 INR / hourI bring over 11 years of expertise working as a Full-stack Developer. Mobile App Developer with over 11 years of experience specializing in cross-platform development using Flutter, React Native, and IONIC & Back-End using Node, Php , laravel . Proficient in building high-performance apps for both Android and iOS platforms. Also experienced in website development using Core PHP, frameworks, CMS platforms, and responsive web design. Over the past 11 years, I've built a wide range of mobile apps, web applications, and websites—both as a freelancer and through collaborations with agencies. I've been involved in every stage of the development lifecycle, from initial design to development, testing, and final deployment. MOBILE APP : Frontend Skills ➼ Flutter / Dart ➼ React Native / JavaScript / TypeScrip ➼ Ionic / Angular / React / Vue.js ➼ Responsive UI/UX Design ➼ Cross-platform Debugging ➼ State Management (e.g., Provider, Redux, Bloc, MobX) Backend Skills ➼ Node.js / Express.js ➼ Laravel / PHP ➼ Firebase / Firestore ➼ Database Design & Management ➼ (MySQL, PostgreSQL, MongoDB) ➼ Python ➼Dot NET ➼ Magento ➼ Shopify API Development & Integration ➼ RESTful APIs ➼ GraphQL ➼ Third-party SDKs ➼ Authentication & Authorization ➼ (JWT, OAuth2, Firebase Auth) Mobile-Specific Skills ➼ Push Notifications (FCM, OneSignal) ➼ Device Access (Camera, GPS, Storage, etc.) ➼ App Lifecycle Management ➼ App Store & Google Play Deployment ➼ Offline Data Handling WEBSITE EXPERTISE : Front-End Development ➼ HTML5 / CSS3 – structuring and styling web pages ➼ JavaScript – interactivity and dynamic content Front-End Frameworks: ➼ React.js ➼ Vue.js ➼ Angular ➼ Responsive Design – using Bootstrap, Tailwind CSS, or media queries ➼ Cross-Browser Compatibility ➼ Basic UI/UX Design Principles Back-End Development ➼ Server-Side Languages: ➼ PHP (Laravel, CodeIgniter) ➼ Node.js (Express.js) Database Management: ➼ MySQL ➼ PostgreSQL ➼ MongoDB (NoSQL) ? RESTful APIs / GraphQL ➼ Authentication & Authorization (JWT, OAuth) Full-Stack Tools & DevOps ➼ Git / GitHub / GitLab – version control ➼ Package Managers – npm, yarn ➼ Build Tools – Webpack, Vite, Gulp ➼ CI/CD Pipelines – GitHub Actions, Jenkins CMS & E-Commerce Platforms ➼ WordPress (with Elementor, WooCommerce) ➼ Shopify ➼ Magento UI/UX Design Tools ➼ Figma ➼ Adobe XD ➼ Sketch ➼ InVision ➼ Adobe Photoshop / Illustrator (for assets) Platform-Specific Design Knowledge ➼ iOS Human Interface Guidelines ➼ Android Material Design ➼ Web & Mobile App Design Best Practices Expertise in Game development ➼ Multiplayer Game Development ➼ Genre Expertise: including Ludo, Quiz, Loto, puzzle, Candy Crush, casual and many other. ➼ WebGL Magic: Successfully ported web-based 2D games and web apps. Thanks, ShwetaHire infowider11
appmechanic appmechanic
USD / hour Top Rated | Experts in AI, Web/Mobile, Games & SEOUnited Arab Emirates25 USD / hour𝐖𝐄𝐁 • 𝐌𝐎𝐁𝐈𝐋𝐄 • 𝐆𝐀𝐌𝐄 • 𝐀𝐑/𝐕𝐑 • 𝐀𝐈 𝐅𝐈𝐑𝐒𝐓 𝐂𝐎𝐌𝐏𝐀𝐍𝐘 Welcome to App Mechanic! At App Mechanic, we are a Web, Mobile, Game, AR/VR, and AI-first development company, delivering scalable, high-performance, and future-ready digital solutions. We combine innovation, design, and engineering to turn ideas into impactful products. 🔹 𝐒𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧𝐬: ➜ Website and Mobile App Development ➜ Game Development ➜ Augmented Reality (AR) & Virtual Reality (VR) ➜ Artificial Intelligence (AI) ➜ SaaS, ERP & CRM Development ➜ AI Automation & Workflows (n8n, Zapier) ➜ Rapid MVP Development (FlutterFlow, Bubble io, Lovable, Base44) ➜ Blockchain & Smart Contracts ➜ Search Engine Optimization (SEO) & Digital Marketing 🔹 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐖𝐞’𝐯𝐞 𝐒𝐞𝐫𝐯𝐞𝐝: ➜ Manufacturing, Education, E-commerce, FMCG, Retail ➜ Healthcare, Real Estate, Travel, Logistics & Supply Chain 🔹 𝐆𝐫𝐚𝐩𝐡𝐢𝐜 𝐃𝐞𝐬𝐢𝐠𝐧𝐢𝐧𝐠 & 𝐔𝐈/𝐔𝐗: ➜ Brand Identity (Logos, Flyers, Brochures, Business Cards) – Photoshop / Illustrator ➜ Wireframes, Mockups & Clickable Prototypes (Figma / Adobe XD) ➜ Conversion-focused UI/UX Design 🔹 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: ➜ Frontend: ReactJS, VueJS, NextJS, Angular, TypeScript, Tailwind CSS, Bootstrap ➜ Backend: NodeJS, Python, PHP (Laravel), .NET (ASP.NET, C#), FastAPI, Django ➜ APIs: RESTful, GraphQL, SOAP, Third-party Integrations ➜ Databases: MySQL, MSSQL, MongoDB, PostgreSQL, Redis ➜ Vector DBs: Pinecone, FAISS, Weaviate, Chroma, pgvector ➜ Version Control & Tools: Git, GitHub, GitLab, Jira, Trello, Slack 🔹 𝐂𝐌𝐒 & 𝐞𝐂𝐨𝐦𝐦𝐞𝐫𝐜𝐞: ➜ Django & MERN-based Custom CMS ➜ WordPress (Elementor, WooCommerce), Shopify (Custom Themes) ➜ Headless CMS: Strapi, Sanity 🔹 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: ➜ Flutter, FlutterFlow & React Native (Cross-platform) ➜ Native iOS & Android Apps ➜ .NET MAUI (Cross-platform Apps) 🔹 𝐆𝐚𝐦𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: ➜ Unity 3D (C#), Unreal Engine ➜ 2D/3D Games, Simulations, AR/VR 🔹 𝐀𝐈 & 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: ➜ OpenAI, ChatGPT, Claude, Gemini Integrations ➜ AI Chatbots, Conversational AI, NLP, AI Agents ➜ LangChain, RAG Pipelines, Vector Databases ➜ n8n & Zapier Automation Workflows ➜ OCR & Computer Vision 🔹 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬: ➜ AWS, GCP, Microsoft Azure ➜ Docker, Kubernetes, CI/CD Pipelines ➜ Nginx, Apache, IIS, Linux Servers ➜ Infrastructure as Code (Terraform) ✨ At App Mechanic, we build 𝐀𝐈-𝐟𝐢𝐫𝐬𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐡𝐢𝐠𝐡-𝐩𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐝𝐢𝐠𝐢𝐭𝐚𝐥 𝐩𝐫𝐨𝐝𝐮𝐜𝐭𝐬 across 𝐖𝐞𝐛, 𝐌𝐨𝐛𝐢𝐥𝐞, 𝐆𝐚𝐦𝐞𝐬, 𝐚𝐧𝐝 𝐗𝐑 while also enabling 𝐫𝐚𝐩𝐢𝐝 𝐌𝐕𝐏 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 using modern 𝐧𝐨-𝐜𝐨𝐝𝐞/𝐥𝐨𝐰-𝐜𝐨𝐝𝐞 𝐭𝐨𝐨𝐥𝐬 and helping businesses grow through 𝐒𝐄𝐎 𝐚𝐧𝐝 𝐝𝐢𝐠𝐢𝐭𝐚𝐥 𝐦𝐚𝐫𝐤𝐞𝐭𝐢𝐧𝐠.Hire appmechanic
25 USD / hour🔱 Code Anchors | Full-Stack Engineering & AI Systems to Scale Your Business 🚀 We Engineer Intelligence, Architect Infrastructure & Drive Growth At Code Anchors, we don't just build apps—we build robust ecosystems. We specialize in Full-Stack development, Industrial IoT, and AI-driven automation. From tiny embedded boards in a warehouse to massive cloud-orchestrated clusters, we anchor your vision into scalable, production-ready reality. 💡 Our Solutions 🤖 AI, Machine Learning & Computer Vision • Edge AI: Deploying models to embedded devices (Raspberry Pi, Jetson Nano). • Vision Systems: Real-time object detection and QR/Barcode processing. • LLMs & Analytics: Custom GPTs, LangChain, and predictive stock forecasting. 🌐 Full-Stack & Systems Architecture • Backend: High-performance Django, Node.js, and FastAPI services. • Frontend: Modern, responsive React and Vue.js dashboards. • DevOps: Docker & Kubernetes containerization for seamless cloud deployment. • Database: PostgreSQL, Redis, and offline-first sync (SQLite). 📱 Mobile & Embedded Engineering • Cross-Platform: React Native & Flutter with native module integration. • IoT/Embedded: Python-based clients, MQTT protocols, and OTA firmware updates. • Mobile Features: Push notifications, offline data persistence, and hardware APIs. ⚠️ Problems We Solve • ✅ "Our systems don't talk to each other": We build unified API layers for web, mobile, and hardware. • ✅ "We need to scale fast": We implement CI/CD and containerized architectures (Docker). • ✅ "Manual processes are killing us": We automate inventory and workflows via AI and IoT. 🧩 Why Code Anchors? • 🔍 End-to-End Execution: We handle the "hard stuff"—from PCB-level logic to Cloud DevOps. • 🎯 Industrial Rigor: We build for reliability in spotty connectivity and high-load environments. • 🤝 Transparent Process: Agile sprints, GitHub-first workflows, and zero jargon. 🔗 Drop us a message—let’s anchor your next innovation into a market-ready powerhouse.Hire anaskhanpk95
50 USD / hourI am a Senior Technical Architect & Lead Full-Stack Developer with over 15 years of experience specializing in ASP.NET Core MVC, ASP.NET Zero / Boilerplate, and CMS platforms including Umbraco. I have an extensive background in both web and Windows application development using C#, VB.NET, and legacy VB6, supported by strong expertise in Entity Framework and modern architectural patterns. My technical skills span a wide range of technologies and tools, including: Back-End & Cloud: ASP.NET Core, MVC, Web API, WCF, WebForms, SQL Server, PostgreSQL, Oracle, MySQL, NoSQL (MongoDB, Firebase), Crystal Reports, RDLC, SSIS, SSRS, Azure, AWS, SmarterASP, VPS & Plesk Front-End: HTML, CSS, JavaScript, jQuery, AJAX, TypeScript, Angular (all versions), React, Redux, KnockoutJS Version Control & DevOps: GitHub, GitLab, Bitbucket, TFS, SVN Mobile Development: Xamarin.Forms, Xamarin.Native, Flutter, Android, iOS Cloud & DevOps Microsoft Azure & AWS services (App Services, Functions, Storage, EC2, S3) CI/CD automation with Azure DevOps, GitHub Actions, GitLab CI, Bitbucket Pipelines Containerized deployments using Docker and Kubernetes Infrastructure provisioning and security best practices Hosting and server administration: SmarterASP, VPS & Plesk I apply clean software engineering principles with experience in Repository Pattern, Onion Architecture, Domain-Driven Design (DDD), and Dependency Injection, while consistently following SOLID principles. I value clear communication, transparency, and ongoing collaboration to ensure project alignment from start to finish. My commitment is to deliver high-quality, scalable solutions on time and within budget—client satisfaction is always my top priority. Thank you for reviewing my profile — I look forward to working together on your next project.Hire ArmiaWassefFayez
20 USD / hour15 years in product development. ● Backend Development ✔ Laravel, CodeIgniter, Symfony ✔ Node.js, Express.js, Fastify ✔ Django, Flask, Spring Boot ✔ PHP (5.6, 7.4, 8), Python, Java, Go ✔ RESTful & GraphQL API development ✔ Microservices architecture ✔ JWT, OAuth2, Passport.js ● Frontend Technologies ✔ React, Next.js ✔ Vue.js (Vue 2/3), Nuxt.js ✔ Angular (2+), Alpine.js ✔ HTML5, CSS3, SASS, SCSS ✔ Tailwind CSS, Bootstrap ✔ JavaScript, TypeScript, jQuery ✔ Quasar, Vuetify, Redux, Vuex ● Mobile App Development ✔ React Native ✔ Flutter ✔ Progressive Web Apps (PWA) ✔ Android (Java/Kotlin) ✔ iOS (Swift) ● Database & Data Storage ✔ MySQL, PostgreSQL ✔ MongoDB, Redis, SQLite ✔ Firebase, Supabase ✔ Amazon RDS, DynamoDB ● DevOps & Cloud Infrastructure ✔ AWS (EC2, S3, RDS, SES, CloudFront, Lambda, Amplify) ✔ Docker, Kubernetes ✔ CI/CD – GitHub Actions, GitLab CI ✔ NGINX, Apache, PM2 ✔ Linux server management ✔ DigitalOcean, Vercel, Netlify, SiteGround ● Version Control & Project Workflow ✔ Git, GitHub, Bitbucket, GitLab ✔ Jira, Trello, Notion ✔ Slack, MS Teams, Zoom integrations ⚡️At Mango Coders, we don’t just deliver code, we build long-term solutions that evolve with your business. Whether you're launching a startup or scaling an enterprise platform, our team brings technical depth and strategic insight to every project. Let’s build something that performs in the real world, not just on paper. We’re ready when you are.⚡️Hire DeveloperStation"\t\t\t\t"
25 INR / hourWe are Elvira Infotech - a Top 1% Preferred Freelancer agency trusted for high-quality development. With 15+ years of experience, we deliver end-to-end solutions in: • WordPress & WooCommerce • WordPress Plugin Development • Shopify Development • Laravel, Node.js, PHP • React.js, Next.js • Flutter, React Native Mobile Apps • UX/UI Design (Figma, Adobe XD) • API Integration, Payment Gateways • Performance Optimization & Bug Fixing Our team builds fast, scalable, and secure applications across web and mobile. From custom themes/plugins to enterprise systems and e-commerce platforms, we provide reliable delivery, clean code, and ongoing support. ⭐ 5-Star Rated Agency ⭐ On-Time Delivery ⭐ Dedicated Team ⭐ 24/7 SupportHire elvirainfotechpl
15 INR / hourThank you for checking out my profile first. I'm a FULL-STACK developer with over 8 years of experience in website and mobile app development. ❇️ MY MAIN EXPERTISE INCLUDES ❇️ ➡️FRONTEND ➔ Angular JS, React, Vue.js, Express.js, PSD, HTML, CSS, Bootstrap ➡️BACKEND ➔ PHP, NodeJS, Laravel, Cakephp, Codeigniter ➡️CMS ➔ WordPress ➡️DB ➔ MySQL, MongoDB ➡️Python ➔ Django, Flask, Scrapping, Scripting, Odoo, Pandas, Data Analysis, Trading Script (Pinescript) ➡️Mobility ➔ iOS & Android (Flutter, Kotlin, React Native) ➡️Shop ➔ Shopify (Liquid), Woocommerce ➡️AI & ML Tools ➔ GPT-3.5/4, OpenAI, LangChain, Whisper, ElevenLabs, Huggingface, Stable Diffusion, TensorFlow, Pandas, NumPy, and chatbot development (text + voice). ➡️Automation & Integration ➔ Web scraping, workflow automation, API integration, Airtable, Notion, Google Sheets, FastAPI, and trading bots (Pine Script). ➡️Servers ➔ Dedicated, Shared, VPS, Private Servers ➡️Marketing ➔ SEO + DIGITAL MARKETING ➡️Design ➔ UI / UX Design, Photoshop, Adobe XD, Figma, Sketch, InVision ➡️Game ➔ UNITY 2D / 3D ❇️ WHAT YOU CAN EXPECT ❇️ ➔ Daily Communication With Quick Replies To Messages ➔ Daily Work Update Report On Worked Things Of That Day ➔ Bug-Free Work With Proper Testing As I Know That Client Is Not Tester ➔ Guaranteed Work ➔ Ongoing Support As Needed Bases Sounds interesting? Let's have a quick Freelancer call/chat to discuss your project.Hire ajaynpaladiya
25 USD / hourWe are a Canadian-Ukrainian team of highly professional IT specialists (software developers, designers, system administrators and Internet marketers) with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript, Node.js, MEAN, MERN, MEVN, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js, jQuery 1.3) BACK-END 1.3.1) LAMP (Linux, Apache, MySQL, PHP) including Symfony, Laravel, Yii, Zend, CodeIgniter, CakePHP 1.3.2) Python (Python, Django, Flask, FastAPI) 1.3.3) .NET stack technologies (C#, ASP.NET, .NET Core) 1.4) OPEN SOURCE SOLUTIONS 1.4.1) E-commerce Platforms: Shopify, Magento, WooCommerce, Prestashop, OpenCart, BigCommerce, Shopware, osCommerce 1.4.2) CMS: WordPress, Drupal, Joomla, TYPO3 etc. 1.4.3) CRM: SuiteCRM, SugarCRM 2) MOBILE DEVELOPMENT 2.1) Android native development: Java, Kotlin 2.2) iOS native development: Swift, Objective-C 2.3) Cross platform development: Flutter, React Native, Ionic 3) DESIGN 3.1) Website Design (UI (User Interface), UX (User Experience) etc.) 3.2) Graphic Design (Creative Design, Digital Design, Advertisement Design etc.) 3.3) Corporate Identity (Brand Boooks, Business Cards, Logos, LetterHeads etc.) 4) INTERNET MARKETING 4.1) Social Media Marketing (Linkedin, Xing, Facebook, YouTube, Instagram etc.) 4.2) SEO (SEO Copywriting, SEO Auditing, White Hat SEO) 4.3) PPC Marketing (Google Adwords, Google Ads, Facebook Ads, YouTube Ads, Instagram Ads etc.) 4.4) Email Marketing 5) MANAGED SERVICES 5.1) 24/7 TECHNICAL SUPPORT 5.2) SYSTEM ADMINISTRATION SERVICES Our team of high qualified System Administrators have huge experience with technologies covering: - different distributions of OS Linux, Unix and MS Windows Server systems; - different types of virtualization (ProxMox, Virtuozzo, OpenVZ, KVM, XEN, VMware, Hyper-V); - VPN/DNS/IPTables/Firewalls/web servers/mail servers configuration and tuning etc.; - cloud solutions (AWS, MS Azure, Google Cloud, Alibaba Cloud, OVHcloud, DigitalOcean, Linode etc.). 6) HOSTING SERVICES provided by our hosting subdivision under trade mark "TanHost" 6.1) Cloud based solutions (e.g. configuration and technical support of Private Clouds); 6.2) Сollocation services, the providing for rent dedicated and VPS/VDS (virtual servers); 6.3) Shared Hosting; 6.4) Domain names registration services; 6.5) SSL Certificates. 7) EMBEDDED SYSTEMS 7.1) Embedded software development 7.2) Internet of Things (IoT) 7.3) Microcontrollers programming 7.4) Arduino microcontrollers programming OUR CREDO: Reputation – is above anything else! We help our customers to grow success and we grow together with our customers! We are flexible to meet our clients' needs. We make it simple...Hire tangramua
20 USD / hourDear , We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in PHP, Data Processing, Data Entry, Excel, Administrative Support, Data Collection, Data Management and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards,Hire abhishekabhish30
10 USD / hourDevelopment, Internet Marketing, Technical Support Dear, We carefully studied the description of your project and we can confirm that we understand your needs and are also interested in your project. Our team has the necessary resources to start your project as soon as possible and complete it in a very short time. We are 25 years in this business and our technical specialists have strong experience in Graphic Design, Photoshop, 3D Rendering, Photo Editing, 3ds Max, 3D Modelling, 360-degree video, Image Processing, 3D Visualization, Virtual Reality and other technologies relevant to your project. Please, review our profile https://www.freelancer.com/u/tangramua where you can find detailed information about our company, our portfolio, and the client's recent reviews. Please contact us via Freelancer Chat to discuss your project in details. Best regards, Sales department Tangram Canada Inc.Hire Sankehh
70 USD / hourHi, I'm Johnnie Reece, a Preferred Freelancer and senior full-stack, mobile & emerging tech expert with 10+ years delivering enterprise-grade, high-performance solutions for startups and Fortune 500 companies. Core expertise and current tech stack: - Frontend & Web: React, Next.js (App Router, Server Actions), Angular, TypeScript, Tailwind CSS, Redux Toolkit, React Query, Zustand, shadcn/ui - Mobile: React Native, Flutter, Expo, Firebase — cross-platform iOS/Android apps with native feel; Java (native Android development, legacy support & integrations) - Backend & APIs: Node.js (NestJS, Express), Java (Spring Boot, Hibernate, Jakarta EE), C# .NET 8/9, ASP.NET Core, EF Core, SignalR, gRPC; Python (FastAPI, Django, Flask) - CMS & E-commerce: Shopify (themes, apps, Liquid, API integrations, headless/Headless Commerce), WordPress, WooCommerce, Elementor — custom themes/plugins, secure & optimized sites - Blockchain: Solidity, Ethereum, Smart Contracts, Web3.js, Ethers.js, Hardhat — dApps, NFTs, DeFi - Automation: Python (Selenium, Scrapy), RPA, Zapier/n8n/Make.com, custom bots & AI tools - Cloud & DevOps: AWS (Lambda, ECS/Fargate, RDS, S3, Cognito, CDK), Docker, Terraform, GitHub Actions, CI/CD What I deliver – every project: ✅ Pixel-perfect, responsive web & mobile apps (98–100 Lighthouse scores) ✅ Native-feeling cross-platform mobile solutions (React Native + Flutter) + native Android with Java ✅ Secure, scalable backends (Node.js/NestJS, Java/Spring Boot, .NET/Python) with real-time features, OAuth2, PCI compliance, microservices & enterprise integrations ✅ High-performance Shopify stores (custom themes, private/public apps, Liquid development, API integrations, headless setups) + WordPress/WooCommerce sites & custom plugins ✅ Blockchain dApps, smart contracts & Web3 integrations ✅ Automation bots, scraping, workflows & cost-saving optimizations ✅ Full-cycle development: analysis → architecture → MVP → deployment → support ✅ Smooth legacy migrations to modern stacks (React/Next + mobile + Node.js/Java/.NET/Python + AWS) ✅ Auto-scaling, cost-optimized infrastructure with 99.99%+ uptime My approach: I act as your technical partner, daily updates with live demos, direct access (no middlemen), proactive advice on architecture, performance, security & costs. Code is clean, documented, and built for long-term maintainability & easy handoff. Clients return because I deliver faster, cleaner, more reliably — with zero surprises and maximum value. Ready to launch your project with a verified Preferred Freelancer skilled in web, mobile, Shopify, WordPress, blockchain, automation, cloud & full-stack Node.js/NestJS development? Message me now! I reply fast and can start immediately. Let's create something exceptional!Hire johnnier3
