Knockout.js Developers For Hire
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Sponsored Freelancers
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Hire jpadula
Computer Science graduate. I'm Full Stack Engineer Senior in MongoDB, PHP, MySQL, NodeJS, Javascript, and FULL API REST. I'm Software Architect expert in Big Data and Machine Learning. I'm Web Scraping expert. Strong experience doing that including Logins / Captcha / Complex Listings A Senior in PSD to HTML Full...Computer Science graduate. I'm Full Stack Engineer Senior in MongoDB, PHP, MySQL, NodeJS, Javascript, and FULL API REST. I'm Software Architect expert in Big Data and Machine Learning. I'm Web Scraping expert. Strong experience doing that including Logins / Captcha / Complex Listings A Senior in PSD to HTML Full Responsive + Cross Browser + Cross Platform + W3C Validate. Some of technologies I work on: - PHP/ MySQL Senior - MEAN Senior (MongoDB, Express, AngularJS, NodeJS) - JAVA Senior - PYTHON/ DJANGO Semi Senior - ROR / .NET Senior - JS Senior - AJAX Senior - JQUERY Senior - CSS Senior - CMS Senior (WP, Joomla, Magento) - React JS Senior - React Native Senior - VUE JS Senior - Redux, Mantra - Test Mocha, Karma, JTest, among others. - Refactoring, BIG DATA, reverse engineering less -
Hire sai0671
I'm a Senior Full-Stack & AI Automation Engineer with 6+ years of experience helping startups, agencies, and businesses turn ideas into reliable, scalable digital products. Throughout my career, I've worked on projects ranging from SaaS platforms and e-commerce systems to AI-powered applications and complex business...I'm a Senior Full-Stack & AI Automation Engineer with 6+ years of experience helping startups, agencies, and businesses turn ideas into reliable, scalable digital products. Throughout my career, I've worked on projects ranging from SaaS platforms and e-commerce systems to AI-powered applications and complex business automation workflows. One thing I've consistently found is that successful software isn't just about writing code—it's about understanding the problem behind the project and building solutions that make a real impact. I've helped founders launch products from scratch, modernized legacy systems that were slowing down business growth, and developed automation solutions that saved teams countless hours of repetitive work every week. Whether it's streamlining operations, improving customer experiences, or integrating AI into existing workflows, I enjoy finding practical ways to use technology to solve real business challenges. My approach is simple: understand the business goals first, then build solutions that are scalable, maintainable, and designed for long-term success. Clients often appreciate that I communicate clearly, take ownership of my work, and remain focused on delivering results rather than just completing tasks. On the technical side, I specialize in modern full-stack development using React, Next.js, Node.js, TypeScript, and Python. I also work extensively with AI technologies, including LLM integrations, AI agents, workflow automation, chatbots, and API-driven solutions that help businesses operate more efficiently. Core Expertise • Full-Stack Web Development • React, Next.js, Node.js & TypeScript • Python Development & Automation • AI Agents & AI-Powered Applications • OpenAI, Claude & LLM Integrations • Workflow Automation & Process Optimization • REST & GraphQL APIs • SaaS Platform Development • Shopify & E-commerce Solutions • Stripe & Payment Gateway Integration • PostgreSQL, MySQL & MongoDB • AWS, Docker & Cloud Deployment I take pride in building software that not only works well today but continues to support business growth for years to come. Whether you need a new product built from the ground up, an AI automation solution, or an experienced engineer to strengthen your development team, I'm ready to help. Let's build something that delivers real value to your business. 🚀 less -
Hire RavenDetector
RavenDetector RavenDetector
$60 USD / hour
Preferred Full-Stack Web & Mobile DeveloperUnited StatesI am a Preferred Freelancer and full-stack developer focused on building, fixing, and improving reliable web applications, e-commerce platforms, APIs, admin dashboards, and automation systems. I work with PHP, Laravel, WordPress, Shopify, JavaScript, TypeScript, React, Next.js, Node.js, Python, Django, PostgreSQL,...I am a Preferred Freelancer and full-stack developer focused on building, fixing, and improving reliable web applications, e-commerce platforms, APIs, admin dashboards, and automation systems. I work with PHP, Laravel, WordPress, Shopify, JavaScript, TypeScript, React, Next.js, Node.js, Python, Django, PostgreSQL, MongoDB, API integrations, web scraping, and data-driven systems. I can help with custom websites, business platforms, payment integrations, backend development, frontend improvements, bug fixing, performance optimization, and ongoing technical support. My strength is understanding the real business problem behind a project and turning it into a stable, practical solution. I can work on new builds, existing systems, urgent fixes, integrations, and long-term improvements with clean implementation and clear communication. As a Preferred Freelancer, I take project quality, reliability, and client communication seriously. My goal is to deliver work that is easy to use, easy to maintain, and aligned with the client’s business needs. less -
Hire marcosfermin
marcosfermin marcosfermin
$60 USD / hour
AI Engineer | LLM, RAG, AI Agents, AutomationUnited StatesI help teams turn scattered docs, tickets, and logs into LLM‑powered internal tools and automation that save hours per week and reduce operational mistakes. Over the last 9+ years I’ve built and operated secure, production‑grade backends, AI features, and DevOps pipelines for SaaS products, higher‑education, and...I help teams turn scattered docs, tickets, and logs into LLM‑powered internal tools and automation that save hours per week and reduce operational mistakes. Over the last 9+ years I’ve built and operated secure, production‑grade backends, AI features, and DevOps pipelines for SaaS products, higher‑education, and enterprises. What I can do for you ✅ Build "Chat with your Data" & RAG Systems • Internal "ask anything" assistants over knowledge bases, handbooks, logs, tickets • RAG pipelines with robust retrieval, access control, and evaluations • OpenAI & Claude integrations (chat, embeddings, tools/agents), including Azure OpenAI • Modern dev tooling: Cursor, Claude Artifacts, MCP servers for reliable tool‑use ✅ Design & Implement Reliable Backends • Python APIs and microservices (FastAPI / Django REST / Flask) behind your AI features • Clean, testable architecture and documentation your team can maintain • SQL/NoSQL data models, caching (Redis), background jobs, webhooks ✅ Automate Workflows & Operations • AI‑driven workflows that reduce manual review and ticket triage • Integrations between your app and third‑party tools (CRMs, email, marketing, data platforms) • Scheduled jobs, alerting, and reporting dashboards ✅ DevOps & Cloud Infrastructure • Docker & Kubernetes deployments, CI/CD pipelines • Infrastructure as Code, observability (logging, metrics, tracing) • Secure, scalable setups on AWS/Azure (networking, secrets, backups) 🏆Why clients hired me ✅Business‑first, not model‑first. Every AI feature and backend change is tied to a clear goal: faster workflows, fewer errors, or better insight from your data. ✅Production mindset. I focus on reliability, observability, and security from day one, so your system can stand up to real usage, not just demos. ✅Clear communication. I keep you updated with short, non‑technical status summaries and propose options with trade‑offs so you can decide quickly. ✅End‑to‑end ownership. From initial architecture and POCs through deployment, monitoring, and hand‑over documentation. 🧑💻Next steps If you need an engineer to design, build, or stabilize AI‑driven backends, RAG apps, or internal automation, send me a short message about: 1. What your system does today? 2. what you want it to do and what do you want to build? 3. ETA I’ll reply with an honest assessment of fit and a concrete next step (quick call, architecture sketch, or small paid discovery task). less -
Hire codefusion53
I’m Justin, a results-driven AI and Web Developer with a strong background in building intelligent, scalable, and user-focused applications. I specialize in: - AI & Machine Learning – custom models, chatbots, NLP, data automation, and predictive analytics - Web Development – full-stack applications, SaaS platforms,...I’m Justin, a results-driven AI and Web Developer with a strong background in building intelligent, scalable, and user-focused applications. I specialize in: - AI & Machine Learning – custom models, chatbots, NLP, data automation, and predictive analytics - Web Development – full-stack applications, SaaS platforms, e-commerce, and API integrations - Automation – streamlining workflows with AI, APIs, and custom scripts to save time and cut costs My approach is simple: I listen carefully, design smart solutions, and deliver high-quality results on time. Whether you need an AI-powered tool, a modern web platform, or a long-term development partner, I can bring your vision to life. Let’s collaborate to turn your ideas into reliable, high-performing solutions. less -
Hire SidUSA
iOS Development, Android App Development, Mobile App Development, Mobile App Testing, UI / User InterfaceQuantum Code Solutions | Premier Mobile, Web, CRM, SaaS, and Game Development Agency Welcome to Quantum code Solutions, where innovation meets expertise. We specialize in delivering top-notch solutions in Mobile App Development, Web Applications, CRM Systems, SaaS Platforms, and Game Development. Our team combines...Quantum Code Solutions | Premier Mobile, Web, CRM, SaaS, and Game Development Agency Welcome to Quantum code Solutions, where innovation meets expertise. We specialize in delivering top-notch solutions in Mobile App Development, Web Applications, CRM Systems, SaaS Platforms, and Game Development. Our team combines creative vision with technical mastery to build scalable, high-performing digital products that drive success. Our Core Services: 1. Mobile App Development & Publishing We create feature-rich, high-quality mobile apps for iOS and Android using frameworks like React Native, Flutter, Swift, and Kotlin. From initial concepts to app publishing, we guide you every step of the way, ensuring seamless deployment to the App Store and Google Play. 2. Web App Development & Design Our custom web applications are built for performance, scalability, and security using advanced technologies like React.js, Next.js, Vue.js, Nuxt.js, PHP, Laravel, and Node.js. We prioritize responsive design and intuitive interfaces to elevate user experiences. 3. CRM Development & Management Streamline your operations and enhance customer interactions with our tailored CRM solutions. We design systems that integrate effortlessly into your existing processes, driving efficiency and growth. 4. SaaS Development We build powerful, scalable SaaS platforms using leading technologies like MERN, MEAN, PERN, and MEVN stacks. Our focus is on creating efficient, user-friendly applications that deliver seamless performance. 5. Game Design & Development From immersive 2D/3D game design to AR, VR, and Metaverse experiences, we craft engaging gaming solutions using Unity and Unreal Engine. We also specialize in interactive kiosks and gamified experiences across platforms. 6. AR/VR and Metaverse Development Enter the future with our cutting-edge AR, VR, and Metaverse solutions. Whether it’s virtual storefronts, AR marketing campaigns, or metaverse platforms, we bring your immersive ideas to life. 7. IoT & Firmware Development We build smart IoT solutions and embedded firmware for connected devices using platforms like Arduino, ESP32, Raspberry Pi, and STM32, enabling seamless hardware-software integration. 8. PLC Programming & Automation We develop and optimize PLC systems for industrial automation using Allen Bradley, Siemens, and Schneider, focusing on efficient ladder logic and reliable process control. 9. Embedded Systems Development We create custom embedded solutions for smart devices and industrial applications, ensuring efficient, low-latency, and high-performance hardware integration. At Quantum Code Solutions, we deliver user-centric, innovative, and future-ready solutions to keep your business ahead in the digital race. Let’s build something extraordinary together. less -
Hire scriptersZ
We are Codesigma Technology Services, a full-stack development agency based in India with 10+ years of delivering complex, production-ready applications. Our founder and top developers have experience working with Inc. 5000 companies and professional teams across the world, bringing a strong understanding of diverse,...We are Codesigma Technology Services, a full-stack development agency based in India with 10+ years of delivering complex, production-ready applications. Our founder and top developers have experience working with Inc. 5000 companies and professional teams across the world, bringing a strong understanding of diverse, multicultural work environments to every project. We are a tight team of experienced developers - small enough to move fast, experienced enough to build right. You always work with the most senior person, not a project manager who delegates to juniors. What we've built: -> Cross-platform POS system - React, Firebase, Flutter, Electron - running on Web, Android, iOS, macOS, and Windows with full offline-first functionality and real-time sync -> Multi-channel e-commerce aggregator - unified management of Amazon, Flipkart, Shopify, Meesho, Nykaa orders, inventory, warehouse, and payment reconciliation -> Real-time audio/video interpretation SaaS - Twilio Voice/Video, Task Router, BoostLingo integration, serving a global user base -> Booking systems, media streaming platforms, headless CMS websites, Shopify applications, and WordPress plugins across industries Our technical stack: Frontend: React, Next.js, Angular, JavaScript, TypeScript Backend: Node.js, PHP (Laravel, CodeIgniter), Python Mobile & desktop: Flutter, React Native, Electron.js Real-time: Twilio, Firebase, WebSockets Data: MySQL, MongoDB, PostgreSQL, Firestore Integrations: Stripe, PayPal, Razorpay, Shopify API, Amazon SP-API, GraphQL Infrastructure: AWS, Linux server management, deployment We are the right fit if you need: - A long-term development partner, not a one-off freelancer - End-to-end ownership from architecture to deployment - Cross-platform delivery (web + mobile + desktop from one team) - Complex integrations with third-party APIs and platforms - Clean, documented, maintainable code that your team can take over We work on fixed-price and hourly engagements. For ongoing projects, we offer monthly retainer arrangements. Let's discuss your project. less -
Hire CVInfotech
Custom Software, AI and SaaS Product Studio. 14 Years, One Platform. We have built exclusively on Freelancer.com for 14 years. 500+ projects delivered. 5.0 rating across 512 reviews. 23% repeat hire rate. This is our only sales channel, so every project gets our full attention, not overflow from an agency spread...Custom Software, AI and SaaS Product Studio. 14 Years, One Platform. We have built exclusively on Freelancer.com for 14 years. 500+ projects delivered. 5.0 rating across 512 reviews. 23% repeat hire rate. This is our only sales channel, so every project gets our full attention, not overflow from an agency spread across ten platforms. What we build Custom software and SaaS platforms. Full stack, scalable, built to hand off cleanly. AI native products. ChatGPT, Claude and Gemini integrations, AI chatbots, voice agents, workflow automation. Ecommerce and marketplaces. Shopify, WooCommerce, multivendor platforms. WordPress, Laravel, React, Next.js and Node.js. Production grade, not template work. You will work directly with Akash (CTO, 14 years on this platform) and Shubham or Divya (client relationship leads, named by clients in reviews going back years). The same people from your first message to final delivery. No account handoffs, no rotating project managers. 152 professional recommendations back that consistency. 100% in house team. No outsourcing. We treat every project as if we are the ones maintaining it three years from now, because often we are. Some clients have stayed with us since 2012. If your project does not need custom development, we will tell you before you spend the money. Core expertise Frontend: React, Next.js, Vue, Angular, TypeScript Backend: Node.js, Express, NestJS, Laravel, FastAPI, Core PHP Mobile: React Native, Flutter Databases: PostgreSQL, MongoDB, MySQL, Supabase Cloud: AWS, Google Cloud, Docker AI and Automation: OpenAI, Claude and Gemini APIs, RAG pipelines, LangChain, AI agents CMS and Ecommerce: WordPress, Shopify, WooCommerce, Wix, Squarespace, BigCommerce, Magento, Joomla, OpenCart, Weebly, Webflow, GoDaddy Website Builder, headless CMS Payments, Billing and Subscriptions: Stripe, Stripe Connect, PayPal, Razorpay, WooPayments, NOWPayments, ccBill, LemonSqueezy, Peppol Voice and Telephony: VAPI for inbound and outbound call orchestration with function calling, Twilio for phone number provisioning CRM and Automation: HubSpot, Zapier Lead Generation and Landing Pages: HubSpot, Odoo, Webflow, GoHighLevel, Apify, Outscraper Email and Communication: Postmark, Nodemailer, Mailivery, Gmail API, Microsoft Graph API, Yahoo IMAP, SendGrid AI Assisted Development: Cursor, Replit, Bubble, WeWeb, Lovable, Bolt, Base44 Let's talk about what you are trying to build. less -
Hire softechies
بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ صل على محمدﷺ السلام عليك يا رسول اللهﷺ السلام عليك يا حبيبي يا نبي اللهﷺ 𝗦𝗼𝗳𝘁𝗲𝗰𝗵𝗶𝗲𝘀 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 has been delivering premium, production-ready software on this platform since 2012, with 24 client recommendations over 14+ years. We are a 𝗵𝗶𝗴𝗵-𝗰𝗮𝗹𝗶𝗯𝗲𝗿 𝗳𝘂𝗹𝗹-𝘀𝘁𝗮𝗰𝗸 𝗲𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 𝗮𝗴𝗲𝗻𝗰𝘆...بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ صل على محمدﷺ السلام عليك يا رسول اللهﷺ السلام عليك يا حبيبي يا نبي اللهﷺ 𝗦𝗼𝗳𝘁𝗲𝗰𝗵𝗶𝗲𝘀 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 has been delivering premium, production-ready software on this platform since 2012, with 24 client recommendations over 14+ years. We are a 𝗵𝗶𝗴𝗵-𝗰𝗮𝗹𝗶𝗯𝗲𝗿 𝗳𝘂𝗹𝗹-𝘀𝘁𝗮𝗰𝗸 𝗲𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 𝗮𝗴𝗲𝗻𝗰𝘆 that takes complex technical projects from initial architecture to global deployment and long-term infrastructure support. Clients work with us for our clear communications, meticulous code quality, and milestone-driven delivery. 𝗪𝗵𝗮𝘁 𝗪𝗲 𝗕𝘂𝗶𝗹𝗱 & 𝗦𝘂𝗽𝗽𝗼𝗿𝘁: 𝗪𝗲𝗯, 𝗦𝗮𝗮𝗦 & 𝗧𝗿𝗮𝗱𝗶𝗻𝗴 𝗦𝘆𝘀𝘁𝗲𝗺𝘀: Laravel, .NET Core, Node.js, React, Angular, Next.js, REST APIs, custom administration dashboards, Pine Script (v4/v5/v6), TradingView integrations, and quantitative logic replication. 𝗗𝗮𝘁𝗮 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿𝗶𝗻𝗴 & 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻: Custom scraping pipelines, algorithmic engines, automation scripts, multi-threaded processing, and machine learning model training workflows (Python, PyTorch, TensorFlow). 𝗘𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 & 𝗪𝗶𝗻𝗱𝗼𝘄𝘀: .NET 8 Windows Services, WinUI 3 desktop applications, IIS, SQL Server, and legacy software migrations. 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀: Cross-platform and native builds using Flutter, React Native, iOS, and Android ecosystems. 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀: Infrastructure optimization on Azure DevOps, AWS, Azure AD, GitHub Actions CI/CD setups, and secure Windows/Linux server management. 𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 & 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: SCEP/EST protocol servers, certificate automation, code signing setups, SSL/TLS, PostgreSQL, MySQL, and SQLite integrations. 𝗖𝗠𝗦 & 𝗘-𝗖𝗼𝗺𝗺𝗲𝗿𝗰𝗲: WordPress, Shopify, WooCommerce, Magento, and ultra-fast headless builds. We take on complex engineering tasks that require deep technical knowledge. Tell us about your project and we will provide a rigorous, honest analysis of your scope and timeline before any code is written. less
