Javascript Developers zum Anheuern in United States
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Gesponserte Freelancer
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Exceed Your Expectation! Let's Do It Together!! We are a team of experienced Mobile App & Web Developers with over 10+ years in delivering high-quality digital solutions. Our expertise spans mobile and web development, backend integration, automated testing, UI/UX design, and performance optimization. We build...Exceed Your Expectation! Let's Do It Together!! We are a team of experienced Mobile App & Web Developers with over 10+ years in delivering high-quality digital solutions. Our expertise spans mobile and web development, backend integration, automated testing, UI/UX design, and performance optimization. We build scalable, secure, and intuitive applications tailored to business needs. Core services: – Custom mobile & web app development – E-commerce platform development (Shopify, Bigcommerce, Woocommerce, Magento) – Blockchain dApp development – User-focused UI/UX design – Backend integration & automation – App optimization & performance monitoring – Security, testing & CI/CD pipelines We collaborate closely with clients to turn ideas into impactful products, staying up to date with the latest tech and trends. Whether launching a new product or improving an existing one, we bring the skill and dedication to help your business succeed. weniger
diektech
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programmatis programmatis
$100 USD / Stunde
A Curated Approach to Digital TransformationUnited StatesWe don’t just build websites—we engineer digital assets designed to compound value, scale intelligently, and elevate market position. Our work is for leaders who value precision, refinement, and results—not shortcuts. From funded startups to established NASDAQ-listed enterprises, we help transform ideas into digital...We don’t just build websites—we engineer digital assets designed to compound value, scale intelligently, and elevate market position. Our work is for leaders who value precision, refinement, and results—not shortcuts. From funded startups to established NASDAQ-listed enterprises, we help transform ideas into digital assets that scale and endure. Core Services ● Fractional CTO Consulting – Clear, executive-level guidance on technology decisions and digital strategy. ● Custom Web Development & Architecture – Secure, scalable platforms built with accuracy and purpose. ● Organic Market Authority (SEO) – Data-driven strategies to capture high-value opportunities and establish authority. ● Ongoing Stewardship & Maintenance – Continuous oversight to keep digital assets secure, optimized, and competitive. Our Approach Every engagement begins with discovery: understanding your goals, your market, and the challenges ahead. We bring together precision engineering and strategic foresight to deliver solutions tailored to your business—intelligent, resilient, and built for lasting advantage. Why Programmatis Programmatis does not chase trends or mass-produce websites. We build assets—digital properties that compound value and attract opportunities. Our team works directly with you, providing clarity where others add noise, and delivering outcomes measured in growth and competitive edge. If your goal is to build more than a website—if you want a digital asset that creates lasting competitive advantage—we’re ready to make it real. weniger
programmatis
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Principal / Head AI Engineer with 25+ years of experience architecting and scaling complex software systems, now specializing in Large Language Models (LLMs), agentic workflows, and AI-first product development. Proven expertise in integrating OpenAI APIs, building RAG pipelines, and deploying scalable,...Principal / Head AI Engineer with 25+ years of experience architecting and scaling complex software systems, now specializing in Large Language Models (LLMs), agentic workflows, and AI-first product development. Proven expertise in integrating OpenAI APIs, building RAG pipelines, and deploying scalable, production-grade LLM features using LangChain, pgvector, Pinecone, and related technologies. Hands-on leader with a track record of transforming business workflows through intelligent systems—semantic search, AI copilots, and conversational agents—while maintaining rigorous engineering standards across DevOps, observability, and frontend/backend architecture. Deep experience in embedding optimization, prompt engineering, fine-tuning GPT models, and delivering generative AI(GenAI) products that drive measurable impact. Skilled in mentoring engineers, leading cross-functional AI initiatives, and aligning technical strategy with executive goals in fast-paced, innovation-driven environments. Passionate about building the next generation of human-centered AI systems. weniger
Herculesz
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Hi, 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 18+, Next.js 14/15 (App Router, Server...Hi, 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 18+, Next.js 14/15 (App Router, Server Actions), Angular 17/18+, TypeScript, Tailwind CSS, Redux Toolkit, React Query, Zustand, shadcn/ui → Mobile 📱: React Native, Flutter, Expo, Firebase — cross-platform iOS/Android apps with native feel → Backend & APIs ⚙️: C# .NET 8/9, ASP.NET Core, EF Core, SignalR, gRPC; Python (FastAPI, Django, Flask) → CMS & E-commerce 🛒: WordPress, WooCommerce, Elementor — custom themes/plugins, secure & optimized sites → Blockchain & Web3 ⛓️: Solidity, Ethereum, Smart Contracts, Web3.js, Ethers.js, Hardhat — dApps, NFTs, DeFi → Automation 🤖: Python (Selenium, Scrapy), RPA, Zapier/n8n, 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) ✅ Secure, scalable backends (.NET/Python) with real-time, OAuth2, PCI compliance ✅ High-performance 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 + .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, WordPress, blockchain, automation & cloud? Message me now! I reply fast and can start immediately. Let's create something exceptional! 💼 weniger
johnnier3
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arhamsoftltd arhamsoftltd
$65 USD / Stunde
Award-Winning ISO-Certified IT firm | Among Top 1%United States: ArhamSoft LLC is an ISO-certified software development company, proudly serving clients worldwide since 2007. With a strong presence across the USA, UK, Germany, UAE, and Saudi Arabia, we have delivered innovative, scalable, and business-driven solutions to organizations of all sizes. Over the years, we have had...: ArhamSoft LLC is an ISO-certified software development company, proudly serving clients worldwide since 2007. With a strong presence across the USA, UK, Germany, UAE, and Saudi Arabia, we have delivered innovative, scalable, and business-driven solutions to organizations of all sizes. Over the years, we have had the privilege of working with Fortune 500 companies, helping them achieve digital transformation with efficiency and excellence. As trusted technology partners, we hold official partnerships with Odoo, Salesforce, and Microsoft, enabling us to deliver cutting-edge solutions powered by the latest tools and platforms. With a team of dedicated professionals and a proven track record across industries, ArhamSoft continues to empower businesses with ERP systems, custom software, AI/ML, mobile applications, and enterprise-grade solutions that drive growth and long-term success. Our Expertise: - Artificial Intelligence (AI), Machine Learning (ML), and Natural Language Processing (NLP) - Blockchain & Web3 Solutions - Mobile App Development (iOS & Android) - Web Development & Custom SaaS Platforms - ERP & CRM Solutions (Odoo, Salesforce, Microsoft Dynamics) - Cloud Computing & Enterprise Software Integration & : - Presidential Award for Best Software Company - Clutch Top IT Service Provider - Pakistan Digital Award (PDA) 2021 - P@SHA ICT Award Winner (2021) - LCCI Best Software House Award & - ISO 9001:2015 Quality Management Systems - ISO 27001:2013 Information Security Management Salesforce Partner: https://appexchange.salesforce.com/appxConsultingListingDetail?listingId=a0NHu00000p0vBtMAI Odoo Partner: https://www.odoo.com/partners/arhamsoft-13313341 Microsoft Partner ? ISO Certified for Quality & Information Security Official Odoo, Microsoft & Salesforce Partner 18+ Years of Proven Industry Experience with 500+ global clients 100% Client Satisfaction Rate backed by long-term partnerships 230+ In-house Skilled Resources across AI, Web, Mobile, and Blockchain Full-Cycle IT Services: From strategy & development to deployment & support Proven Expertise in Complex, Enterprise-Scale Projects Strong QA & Security Practices ensuring compliance and reliability Customer-Centric Approach with transparent communication Agile & Scalable Delivery Models to fit startups, SMEs, and enterprises Award-Winning Company recognized for innovation & excellence : Looking to bring your next big idea to life or optimize your business with advanced technology? Lets make it happen together. Contact us today and discover how ArhamSoft can become your trusted technology partner. weniger
arhamsoftltd
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NewJersey NewJersey
$65 USD / Stunde
New Jersey-Websites: OpenAI-Mobile-Web-Full StackUnited StatesGreetings from Hightstown, New Jersey! Our primary focus is AI Development and Machine Learning solutions, complemented by expertise in Web, WordPress, e-Commerce, Salesforce, Custom Web Application, and Mobile App Development. We cater to businesses of all sizes across diverse industries. Our core competencies...Greetings from Hightstown, New Jersey! Our primary focus is AI Development and Machine Learning solutions, complemented by expertise in Web, WordPress, e-Commerce, Salesforce, Custom Web Application, and Mobile App Development. We cater to businesses of all sizes across diverse industries. Our core competencies include: AI Development & Machine Learning: Custom AI models, neural networks, natural language processing, and predictive analytics. Comprehensive WordPress Services: WooCommerce integration, custom plugin and theme development. Full-Stack Web Development: .NET, PHP, HTML, CSS, JavaScript frameworks, and CodeIgniter. Salesforce.com Development: Certified Salesforce developer (APEX, Lightning Components, integrations). Google Sheets Automation: Custom scripts, add-ons, and workflow automation. Hybrid Mobile App Development: React Native and Flutter solutions for iOS and Android. Responsive Design & Frontend Frameworks: Bootstrap, Tailwind CSS, and modern UI/UX best practices. Backend & Database Expertise: Microsoft Access, MS SQL Server, MySQL, PostgreSQL. E-Commerce Platforms: BigCommerce, Shopify, Magento setup, customization, and optimization. Graphic & Interface Design: UI/UX wireframes, prototyping, and visual branding. Whether you need to harness AI for intelligent automation or build robust, scalable applications, our team is equipped to deliver end-to-end solutions tailored to your requirements. weniger
NewJersey
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ChainBotSolution ChainBotSolution
$65 USD / Stunde
Ranking Among the Top 1% of Software DevelopersUnited StatesChainbot Solutions is a Maryland-based custom software development company specializing in creating innovative and tailored solutions. We excel in transforming complex ideas into robust, scalable software applications.Chainbot Solutions is a Maryland-based custom software development company specializing in creating innovative and tailored solutions. We excel in transforming complex ideas into robust, scalable software applications. weniger
ChainBotSolution
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JoelHipkins JoelHipkins
$45 USD / Stunde
CMS | WordPress | Shopify | Wix | Framer | WebflowUnited StatesTransform Your Business with High-Performing Websites & Scalable E-Commerce Solutions Hi there! I'm Joel, a results-driven web developer with a Master’s in IT from Virginia Tech and over seven years of experience in crafting high-converting, fully optimized websites. I specialize in Shopify, WordPress, CMS, and...Transform Your Business with High-Performing Websites & Scalable E-Commerce Solutions Hi there! I'm Joel, a results-driven web developer with a Master’s in IT from Virginia Tech and over seven years of experience in crafting high-converting, fully optimized websites. I specialize in Shopify, WordPress, CMS, and custom web development, ensuring your business has a strong, professional, and scalable digital presence. Whether you need a custom Shopify store, a WordPress-powered business website, or seamless API integrations, I deliver fast, responsive, and SEO-optimized solutions tailored to your needs. What I Offer ✔️Custom Shopify & WordPress Development – Fully responsive, mobile-friendly, and optimized for conversions ✔️E-Commerce Solutions – Shopify, WooCommerce, and Magento development, payment gateway integration, cart optimization ✔️Performance & SEO Optimization – Lightning-fast loading speed, technical SEO, and Core Web Vitals improvements ✔️ Frontend Development – Frontend expertise for seamless end-to-end solutions ✔️Advanced Web Applications – SaaS platforms, dashboards, and membership-based Why Work With Me? ✔️90+ Successfully Completed Projects – Proven track record with high client satisfaction ✔️SEO & UI/UX Best Practices – Websites designed for performance, engagement, and business growth ✔️Reliable & Deadline-Oriented – Transparent communication, meeting deadlines, and delivering quality results ✔️Ongoing Support & Maintenance – Post-launch support, troubleshooting, and continuous improvements Let's build something great together. Contact me today to discuss your project. Web Development | Full-Stack Development | Webflow Developer | Wix Expert | Magento Development | Squarespace Customization | WooCommerce Development | No-Code Development | CMS Customization | Website Migration | E-commerce Development | Shopify Plus | Magento Store Setup | WooCommerce Optimization | Multi-Vendor Marketplace | Payment Gateway Integration | Subscription Websites | CRM & ERP Integrations | Business Automation | API Development | UI/UX Optimization | High-End Web Design | Landing Page Optimization | Interactive Web Design | Mobile-First Design | Conversion Rate Optimization (CRO) | Performance Optimization | Core Web Vitals | SEO (Search Engine Optimization) | Technical SEO | Website Speed Optimization | Schema Markup | Structured Data Implementation | SEO Audits | A/B Testing | Brand Identity | White Label Web Development | AI Integration | Chatbot Development | Lead Generation | Corporate Website Development | SaaS Development | Web Applications | Prototyping | Wireframing | Data-Driven UX Strategy | Framer Development | Framer Designer | Framer Expert | Framer Websites weniger
JoelHipkins
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opencollar opencollar
$30 USD / Stunde
✅Top-Rated & Trusted✅Fast Delivery✅Honest PricingUnited StatesServices: ✅ UI/UX Development ✅ Mobile Applications ✅ Web Applications ✅ E-Commerce Platforms ✅ Booking Systems ✅ App Deployment and Launch ✅ SEO ✅ Quality Testing ✅ Artificial Intelligence Integration ✅ AI Chatbots ✅ Marketplace WHY HIRE US: ✓ Among the Top 3% of Freelancers ✓ 11 Years of Experience ✓...Services: ✅ UI/UX Development ✅ Mobile Applications ✅ Web Applications ✅ E-Commerce Platforms ✅ Booking Systems ✅ App Deployment and Launch ✅ SEO ✅ Quality Testing ✅ Artificial Intelligence Integration ✅ AI Chatbots ✅ Marketplace WHY HIRE US: ✓ Among the Top 3% of Freelancers ✓ 11 Years of Experience ✓ Professional and Polite ✓ Team of 27 Experts and Engineers ✓ Amazing Communication ✓ Quality Work within Budget ✓ Free Fixes after the project delivery ✓ Long-term partnership and support ✓ Clean, Documented Code ✓ Regular Updates WHAT KIND OF APPLICATIONS WE MAKE: ✨ Bespoke Web Applications ✨ Android / IOS Mobile Apps ✨ Responsive Websites ✨ Online Platforms ✨ E-Commerce Multivendor ✨ Business Management Software ✨ CRM ✨ ERP Systems ✨ Booking Systems ✨ AI Based OUR TEAM STRUCTURE Business Developers, Project Analysts, Project Managers, Designers, Developers, Quality Assurance, Server Experts, Blockchain Experts, AI Experts. Skills: Web development, Android / IOS Mobile apps, Payment integration, MySQL, PHP, Shopping cart, Twilio API, Artificial Intelligence, GPT, Laravel, Graphics design, AWS, WordPress, Python, E-commerce, Software Design, Blockchain, Smart Contracts, ERC20 Tokens, NFTs, Cryptocurrency, Node.js, Angular.js, React, MongoDB. weniger
opencollar
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I am a skilled Mobile app & Web developer with over 8 years of industry experience, providing high-quality results and prompt support. I offer a wide range of services including mobile and web development, backend integration, automated testing, UI/UX design, and performance optimization. I develop stable,...I am a skilled Mobile app & Web developer with over 8 years of industry experience, providing high-quality results and prompt support. I offer a wide range of services including mobile and web development, backend integration, automated testing, UI/UX design, and performance optimization. I develop stable, user-friendly, and customized applications tailored to each client's specific business needs. – Custom Mobile & Web App Development • Native mobile apps: Swift, Java, Kotlin • Hybrid & cross-platform apps: Flutter, React Native, Ionic • Scalable web applications with performance optimization – E-Commerce Platform Development • Platforms: Shopify, BigCommerce, WooCommerce, Magento • Custom storefronts & admin panels • Payment gateway integration & order automation – Blockchain & dApp Development • Ethereum & smart contracts (Solidity, Truffle, Web3.js) • Token standards: ERC-20, ERC-721, ERC-1155 • DeFi, NFT platforms & ICO development • Blockchain development with Rust, Golang, Move – User-Focused UI/UX Design • Modern, responsive web & mobile UI • UX optimized for conversion, engagement & usability – Backend Integration & Automation • Backend technologies: PHP, Ruby on Rails, Java, .NET • API integrations & workflow automation – Frontend Development • Frameworks & libraries: React, Vue, jQuery • Component-driven, maintainable UI architectures – Security, Testing & CI/CD Pipelines • Secure application architecture • Automated testing strategies • CI/CD pipeline setup & deployment automation – Game Development • Unity 3D I work closely with clients to transform ideas into impactful products, and I continuously learn about the latest technologies and trends. Whether it's launching new products or improving existing ones, I provide the expertise and dedication needed for my clients' success. weniger
Mobilehead
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