XSS Developers For Hire
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Sponsored Freelancers
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Hire christophers143
I am a Senior AI & Full-Stack Engineer with 7+ years of experience architecting scalable web platforms, high-performance mobile apps, and low-latency video streaming services. I help enterprises, SaaS companies, and growing businesses turn complex ideas into production-ready software from AI-enhanced system design...I am a Senior AI & Full-Stack Engineer with 7+ years of experience architecting scalable web platforms, high-performance mobile apps, and low-latency video streaming services. I help enterprises, SaaS companies, and growing businesses turn complex ideas into production-ready software from AI-enhanced system design and real-time communication platforms to secure mobile deployments and scalable cloud infrastructure. ❖ 𝗞𝗘𝗬 𝗔𝗖𝗛𝗜𝗘𝗩𝗘𝗠𝗘𝗡𝗧𝗦 & 𝗖𝗔𝗣𝗔𝗕𝗜𝗟𝗜𝗧𝗜𝗘𝗦 ✅ Architected WebRTC platforms reliably serving 50K+ users. ✅ Built low-latency streaming pipelines utilizing RTMP, HLS, WebRTC, and DASH. ✅ Deployed SSAI with GAM for live/VOD with seamless ad stitching. ✅ Integrated multi-DRM (Widevine, PlayReady, FairPlay) for premium content protection. ✅ Shipped YOLO-based computer vision models for retail analytics and surveillance. ✅ Designed AI-enhanced architectures using LLMs, OpenAI, and custom agents. ❖ 𝗧𝗘𝗖𝗛𝗡𝗜𝗖𝗔𝗟 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘 ◆ 𝗔𝗜, 𝗠𝗟 & 𝗖𝗼𝗺𝗽𝘂𝘁𝗲𝗿 𝗩𝗶𝘀𝗶𝗼𝗻 → OpenAI API, LLMs, AI Agents → OpenCV, YOLO, TensorFlow (Lite/ONNX), PyTorch, HuggingFace → Computer Vision for AR & mobile data analysis ◆ 𝗩𝗶𝗱𝗲𝗼 𝗦𝘁𝗿𝗲𝗮𝗺𝗶𝗻𝗴 & 𝗥𝗲𝗮𝗹-𝗧𝗶𝗺𝗲 (𝗥𝗧𝗖) → WebRTC, LiveKit, Twilio, Agora, SIP → FFmpeg, GStreamer, NGINX-RTMP, HLS, RTMP, DASH → AdTech/DRM: Google Ad Manager, VAST/VMAP, SSAI ◆ 𝗠𝗼𝗯𝗶𝗹𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 (𝗡𝗮𝘁𝗶𝘃𝗲 & 𝗖𝗿𝗼𝘀𝘀-𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺) → iOS: Swift, SwiftUI → Android: Kotlin, Java → Cross-Platform: Flutter (Dart), React Native, FlutterFlow → AI Mobile App Development & Offline-First Architecture ◆ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 → React.js, Next.js, TypeScript, Tailwind CSS → Three.js, HTML5, Responsive Mobile-First Design → MEAN & MERN Stack Expertise ◆ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗔𝗣𝗜 𝗔𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 → Node.js, Express.js, Python (FastAPI), Go, C++ → RESTful APIs, GraphQL, Microservices Architecture → JWT/OAuth, RBAC, OWASP Security → Stripe & Plaid/IDX Integrations ◆ 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀 & 𝗥𝗲𝗮𝗹-𝗧𝗶𝗺𝗲 𝗦𝘆𝘀𝘁𝗲𝗺𝘀 → PostgreSQL, MongoDB, Redis → Supabase, Google Firebase → Advanced Data Modeling & Query Optimization ◆ 𝗖𝗹𝗼𝘂𝗱, 𝗗𝗲𝘃𝗢𝗽𝘀 & 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 → AWS (ECS, Lambda, S3, RDS), GCP, Azure → Docker, Kubernetes, Terraform → CI/CD Pipelines (GitHub Actions), Vercel, Netlify ❖ 𝗣𝗥𝗢𝗝𝗘𝗖𝗧𝗦 𝗜 𝗖𝗢𝗠𝗠𝗢𝗡𝗟𝗬 𝗕𝗨𝗜𝗟𝗗 ◈ AI-Integrated SaaS & Enterprise Workflow Tools ◈ Low-Latency Video Streaming & Real-Time Communication Apps ◈ eCommerce, Marketplace & Subscription Platforms ◈ High-Performance Native & Cross-Platform Mobile Applications ◈ Financial Data Processing & Secure Payment Platforms I don’t just write code, I design systems that scale, process real-time data seamlessly, and perform under heavy real-world usage. If you're looking for a long-term technical partner who values clarity, stability, and delivery. let’s connect 📧 Send me a message and let’s discuss your project. less -
Hire extreamcode
I am a Full-Stack, AI, and Digital Solutions Engineer with 15+ years of experience delivering websites, business apps, automation systems, API integrations, CRM workflows, dashboards, digital marketing support, presentations, and technical problem-solving. I help clients turn ideas into practical deliverables, from...I am a Full-Stack, AI, and Digital Solutions Engineer with 15+ years of experience delivering websites, business apps, automation systems, API integrations, CRM workflows, dashboards, digital marketing support, presentations, and technical problem-solving. I help clients turn ideas into practical deliverables, from planning and design to development, deployment, optimization, documentation, and post-launch support. 30-Day Guarantee with Full Support Coverage After Project Completion. Core Expertise: - Custom websites, web apps, dashboards, portals, SaaS tools, admin panels, and business software - PHP, MySQL, JavaScript, React, Node.js basics, Python, Flask/FastAPI, MERN, LAMP, and CakePHP - WordPress, WooCommerce, Shopify, Magento, OpenCart, PrestaShop, CS-Cart, WHMCS, Webflow, Wix, Squarespace, Framer, Base44, Lovable, and Odoo - Flutter mobile apps for Android and iOS - REST APIs, webhooks, payment gateways, data sync, and third-party integrations - AI / ChatGPT integrations, AI assistants, automation tools, Python MVPs, and AI-enabled workflows - CRM, lead capture, verified lead workflows, appointment-setting systems, GoHighLevel, Zoho CRM, forms, funnels, and marketing automation - Landing pages, analytics, conversion tracking, email/SMS/WhatsApp workflows, and lead management - UI/UX, responsive web design, Figma-to-web, product pages, checkout pages, and conversion-focused layouts - PowerPoint, pitch decks, executive presentations, educational presentations, visual storytelling, infographics, and editable business documents - Canva, Figma, Adobe-style assets, social/web graphics, product visuals, storyboards, and AI-assisted image/video concepts - Three.js, WebGL, Unity-style interactive experiences, product visualization, and marketing animation support - SQL databases, reports, authentication, booking systems, inventory tools, and operational dashboards - Hosting, cPanel/WHM, VPS, Cloudflare, SSL, DNS, Linux/Windows Server, deployment, migration, speed optimization, and troubleshooting - Business process, logistics, capacity-planning, simulation-style workflows, AnyLogic/FlexSim-style support, Excel/SQL data preparation, scenario reporting, and documentation Many projects are not only websites. They involve connecting software, data, marketing, operations, reports, presentations, APIs, cloud services, and business workflows. I help turn those moving parts into dependable deliverables. What You Can Expect: - Clear communication - Practical technical advice - Clean, scalable implementation - Business-focused problem solving - Reliable troubleshooting - Proper documentation - 1-month free support after delivery Whether you need a website, eCommerce store, app, API integration, automation workflow, CRM setup, lead generation system, dashboard, presentation deck, AI tool, server fix, creative web asset, or business process solution, I can help you build it properly. less -
Hire ketanddadhe
As a passionate web developer, I specialize in transforming ideas into dynamic and user-friendly websites tailored to client objectives. My technical proficiency in HTML, CSS, Reactjs and Bootstrap enables me to deliver responsive designs that not only look great but also provide a seamless user experience. I...As a passionate web developer, I specialize in transforming ideas into dynamic and user-friendly websites tailored to client objectives. My technical proficiency in HTML, CSS, Reactjs and Bootstrap enables me to deliver responsive designs that not only look great but also provide a seamless user experience. I continuously strive to advance my skills, tackle new challenges, and contribute to innovative projects that make a lasting impact. less -
Hire Microlent
Microlent is a 70+ member product engineering team. Since 2008, we've successfully delivered 390+ projects on Freelancer, specializing in SaaS platforms, mobile applications, custom web solutions, and AI integrations for founders, startups, and SMBs. Recent projects include: * Aetherius: React-based MSP platform *...Microlent is a 70+ member product engineering team. Since 2008, we've successfully delivered 390+ projects on Freelancer, specializing in SaaS platforms, mobile applications, custom web solutions, and AI integrations for founders, startups, and SMBs. Recent projects include: * Aetherius: React-based MSP platform * CAMS: Asset management SaaS for Complex Asset Management Solutions (complexam.com) * CleanSpace AI * Food delivery driver app used by 1,000+ active drivers We're the right partner if you're looking for a team that can own the entire product lifecycle from product strategy and UI/UX design to development, deployment, and 12 months of post-launch support without the hassle of managing multiple contractors. Typical engagement: 6-10 weeks (depending on project scope). Send us a brief overview of your project, and we'll get back to you within 1 hour with clarifying questions and a rough estimate. Our Services ✅ Custom Web Applications ✅ Mobile App Development (Android, iOS, Flutter & React Native) ✅ SaaS Platforms & Enterprise Software ✅ WordPress, Shopify & Custom eCommerce Development ✅ AI Integration & Business Automation ✅ API Development & Third-Party Integrations ✅ UI/UX Design ✅ SEO & Digital Marketing ✅ Cloud Deployment & DevOps Technologies We Work With • PHP, Laravel, ASP.NET Core, Node.js, Python • React, Next.js, Vue.js, HTML, CSS & JavaScript • Flutter, React Native, Android & iOS • WooCommerce, Shopify & Custom eCommerce Solutions • AWS, Azure, Docker & CI/CD Why Clients Choose Microlent ⭐ 390+ Successfully Delivered Projects ⭐ 4.9★ Client Satisfaction Rating ⭐ Transparent Communication & Agile Development ⭐ Secure, Clean & Scalable Code ⭐ On-Time Delivery with Dedicated Project Management ⭐ Long-Term Maintenance & Technical Support Whether you're launching a startup, modernizing an existing platform, building a SaaS product, automating business processes with AI, or growing your online presence through SEO and digital marketing, we're ready to help turn your vision into reality. Let's build something exceptional together. less -
Hire LoaiHassan
🚀 𝗦𝗘𝗡𝗜𝗢𝗥 𝗦𝗢𝗙𝗧𝗪𝗔𝗥𝗘 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥 | 𝗟𝗔𝗥𝗔𝗩𝗘𝗟 • 𝗣𝗛𝗣 • 𝗣𝗬𝗧𝗛𝗢𝗡 • 𝗔𝗨𝗧𝗢𝗠𝗔𝗧𝗜𝗢𝗡 ✅ 200+ Successfully Completed Projects 🏆 7+ Years of Professional Experience 🌟 Officially Ranked as a Top 3% Freelancer on Freelancer.com 💯 100% Job Completion Rate 🎖️ 1MAC Certified ⭐ 𝗣𝗿𝗼𝘂𝗱𝗹𝘆 𝗕𝗮𝗰𝗸𝗲𝗱 𝗯𝘆 𝗥𝗲𝗮𝗹 𝗖𝗹𝗶𝗲𝗻𝘁 𝗥𝗲𝘃𝗶𝗲𝘄𝘀 & 𝗟𝗼𝗻𝗴-𝗧𝗲𝗿𝗺 𝗧𝗿𝘂𝘀𝘁 👇 𝗦𝗰𝗿𝗼𝗹𝗹...🚀 𝗦𝗘𝗡𝗜𝗢𝗥 𝗦𝗢𝗙𝗧𝗪𝗔𝗥𝗘 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗘𝗥 | 𝗟𝗔𝗥𝗔𝗩𝗘𝗟 • 𝗣𝗛𝗣 • 𝗣𝗬𝗧𝗛𝗢𝗡 • 𝗔𝗨𝗧𝗢𝗠𝗔𝗧𝗜𝗢𝗡 ✅ 200+ Successfully Completed Projects 🏆 7+ Years of Professional Experience 🌟 Officially Ranked as a Top 3% Freelancer on Freelancer.com 💯 100% Job Completion Rate 🎖️ 1MAC Certified ⭐ 𝗣𝗿𝗼𝘂𝗱𝗹𝘆 𝗕𝗮𝗰𝗸𝗲𝗱 𝗯𝘆 𝗥𝗲𝗮𝗹 𝗖𝗹𝗶𝗲𝗻𝘁 𝗥𝗲𝘃𝗶𝗲𝘄𝘀 & 𝗟𝗼𝗻𝗴-𝗧𝗲𝗿𝗺 𝗧𝗿𝘂𝘀𝘁 👇 𝗦𝗰𝗿𝗼𝗹𝗹 𝗗𝗼𝘄𝗻 𝗧𝗼 𝗦𝗲𝗲 𝗧𝗵𝗲𝗺 ━━━━━━━━━━━━━━━━━━━ 💼 𝗠𝗬 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘 🌐 Custom Web & Enterprise Application Development 📱 Android & iOS Mobile App Development 🧠 AI Development, RAG Systems & Intelligent Agents 🤖 Automations, Bots & Workflows 📊 Dashboards, Admin Panels, ERP & CRM Systems 🔗 API & Third-Party Integrations 💳 Payment Gateway Integration 🕷️ Web Scraping & Data Extraction 🐍 Python Development & Scripting 🔌 Custom Plugin Development 📡 IoT, Bluetooth & Microcontroller Systems ━━━━━━━━━━━━━━━━━━━ 💡 𝗪𝗛𝗔𝗧 𝗦𝗘𝗧𝗦 𝗠𝗘 𝗔𝗣𝗔𝗥𝗧 🎖️ 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹𝗶𝘀𝗺 & 𝗖𝗼𝗺𝗺𝗶𝘁𝗺𝗲𝗻𝘁 I value professionalism, clear communication, and delivering results on time. Every project is handled with dedication, responsibility, and attention to detail to ensure a smooth and stress-free experience for my clients. My goal is not only to meet expectations, but to exceed them through quality work, reliability, and long-term support. 🎯 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 & 𝗣𝗿𝗲𝗰𝗶𝘀𝗶𝗼𝗻 As a Senior Software Developer, I build high-quality, scalable, and reliable solutions with strong attention to detail, performance, and clean architecture. Every project is developed with precision to ensure flawless execution and long-term maintainability. 🤝 𝗘𝘁𝗵𝗶𝗰𝘀 & 𝗧𝗿𝗮𝗻𝘀𝗽𝗮𝗿𝗲𝗻𝗰𝘆 Trust, honesty, and transparency are the foundation of my workflow. I only accept projects that fall within my expertise to ensure realistic expectations, efficient communication, and successful delivery without wasting your time or budget. 🚀 𝗙𝘂𝘁𝘂𝗿𝗲-𝗣𝗿𝗼𝗼𝗳 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 I don’t just write code for today, I create scalable systems designed to evolve with your business. My goal is to deliver software that remains modern, maintainable, and easy to upgrade in the future. 💡 𝗜𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝗼𝗻 & 𝗖𝗿𝗲𝗮𝘁𝗶𝘃𝗶𝘁𝘆 ✔ Unique Algorithms & Smart Functionality ✔ Creative Solutions That Add Business Value ✔ Modern Technologies & Industry Best Practices ✔ Competitor Research & Innovation-Focused Development 🛠️ 𝗥𝗲𝗹𝗶𝗮𝗯𝗹𝗲 𝗔𝗳𝘁𝗲𝗿-𝗦𝗮𝗹𝗲𝘀 𝗦𝘂𝗽𝗽𝗼𝗿𝘁 My support continues after project completion. Whether you need improvements, fixes, upgrades, or additional features, I’m always available to help keep your software optimized and up to date. ━━━━━━━━━━━━━━━━━━━ 🚀 𝗟𝗘𝗧’𝗦 𝗕𝗨𝗜𝗟𝗗 𝗦𝗢𝗠𝗘𝗧𝗛𝗜𝗡𝗚 𝗘𝗫𝗖𝗘𝗣𝗧𝗜𝗢𝗡𝗔𝗟 I’m passionate about transforming ideas into powerful digital solutions that help businesses grow and stand out. 📩 Let’s discuss your project and turn your vision into reality. less -
Hire AndrewJSMAN
I’m Andrii, an IT professional with hands-on experience since 2020. I’m a results-driven AI and Web Developer specializing in building intelligent, scalable, and user-centric solutions. My expertise includes: Web Development – full-stack applications, SaaS platforms, e-commerce solutions, and seamless API...I’m Andrii, an IT professional with hands-on experience since 2020. I’m a results-driven AI and Web Developer specializing in building intelligent, scalable, and user-centric solutions. My expertise includes: Web Development – full-stack applications, SaaS platforms, e-commerce solutions, and seamless API integrations. AI & Machine Learning – custom model development, chatbots, NLP solutions, data automation, and predictive analytics Mobile Development – building high-quality mobile applications using React Native and Flutter Automation – optimizing workflows with AI, APIs, and custom scripts to reduce costs and improve efficiency I focus on understanding client needs, crafting smart technical solutions, and delivering reliable, high-quality results on time. Whether you’re looking for an AI-powered product, a modern web or mobile platform, or a long-term development partner, I’m ready to help transform your ideas into powerful, high-performing solutions. Let's talk. Thanks. less
