OAuth Developers để thuê
Hiện 49 kết quả
Các Freelancer được bảo trợ
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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. ít hơn
Thuê Herculesz
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ZAWN Tech is a trusted software company founded in 2014, delivering complete digital solutions for startups and enterprises worldwide. Our certified developers combine deep technical knowledge with real-world project experience to build fast, secure, and scalable systems. Core Expertise Blockchain: Metaverse, Web3,...ZAWN Tech is a trusted software company founded in 2014, delivering complete digital solutions for startups and enterprises worldwide. Our certified developers combine deep technical knowledge with real-world project experience to build fast, secure, and scalable systems. Core Expertise Blockchain: Metaverse, Web3, NFTs, NFT Games, Smart Contracts, Arbitrage & Sniper Bots, DEX / DApp Development (Ethereum, BSC, Polygon, Solana, WAX). Web & SaaS Development: Full-stack using React, Node.js, Laravel, Django, and Next.js. Integration with Odoo, Bubble.io, Zoho, and Webflow. eCommerce: Shopify, WooCommerce, Magento, and custom marketplace platforms with payment, shipping, and ERP integrations. Mobile Apps: Native and cross-platform (Flutter, React Native, Android, iOS). AI & Computer Vision: Chatbots, GPT integrations, TensorFlow, OpenCV, and OCR systems. Game Development: Unity 3D, Unreal, and WebGL with multiplayer, blockchain, and AR/VR support. Trading & Financial Automation: MT4/5, TradingView, Binance, Interactive Brokers, and algorithmic trading bots. Hardware & IoT: Arduino, Raspberry Pi, ESP32, MATLAB, embedded control, and automation projects. With 200+ recommendations and over a decade of experience, we turn complex ideas into reliable, production-ready solutions — delivered with clear communication and long-term support. ít hơn
Thuê AwaisChaudhry
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appdesigner487 appdesigner487
$15 USD / giờ
Web & App | React | Node | PHP | WordPress | AI/MLPakistanI help startups and businesses build scalable SaaS products and automate their workflows using the right tech stack, not just the trendy one. Are you building a SaaS product, internal system, or automation workflow and need someone who understands both business and code? I am a Full-Stack Developer with 8+ years of...I help startups and businesses build scalable SaaS products and automate their workflows using the right tech stack, not just the trendy one. Are you building a SaaS product, internal system, or automation workflow and need someone who understands both business and code? I am a Full-Stack Developer with 8+ years of experience building web applications, AI-powered tools, e-commerce platforms, and automation systems. My focus is not just writing code, but delivering solutions that are scalable, maintainable, and aligned with your business goals. What I Can Help You With: ✔ Custom SaaS Applications (MERN, Next.js, Node.js, MongoDB) ✔ AI Integrations (OpenAI API, RAG systems, LangChain-based tools) ✔ REST APIs & Backend Architecture (Node.js, Express, FastAPI) ✔ Workflow Automation (n8n, Make, Zapier) ✔ WordPress & Shopify Development ✔ React Native Mobile Apps I Help Founders Decide: ➤ When to build fully custom ➤ When to move fast with low-code tools ➤ How to structure a scalable backend from day one ➤ How to automate repetitive manual processes My Approach: Understand your business → Design the right architecture → Build clean, scalable code → Deliver on time. If you are looking for someone who can handle both frontend and backend, think long-term, and communicate clearly throughout the project, we will work well together. Click “Message” or “Invite” and let’s discuss your project requirements. ít hơn
Thuê appdesigner487
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I help startups and enterprise teams turn complex ideas into production-ready SaaS platforms & App Services. I have been successfully operating as an independent consultant for over 20 years, and I have implemented and deployed many successful Software Solutions for my clients, as well as delivered in-depth analyses...I help startups and enterprise teams turn complex ideas into production-ready SaaS platforms & App Services. I have been successfully operating as an independent consultant for over 20 years, and I have implemented and deployed many successful Software Solutions for my clients, as well as delivered in-depth analyses that uncover actionable insights to streamline operations and sharpen strategic decisions across their organizations. 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝗪𝗼𝗿𝗸𝗲𝗱 𝗙𝗼𝗿: Telecom, Entertainment, Retail, Supply Chain, Agri-tech, Healthcare, Finance, Real estate etc. I have worked in the past for clients from accross the world (Esp: United States, Middle East, United Kingdom, Australia, Singapore). 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗣𝗿𝗼𝘃𝗶𝗱𝗲𝗱 🌟Software Product Strategy, 🌟SAAS Product Development, 🌟Enterprise architecture, 🌟Solution/ Technical/ Cloud Architecture, 🌟AI Product Management ít hơn
Thuê danielu39
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Highly motivated and detail-oriented professional with a strong background in problem-solving. Good team player as well as good at working alone; very sociable. Hardworking and responsible for projects and tasks. Eager to learn a lot of new information and skills every single dayHighly motivated and detail-oriented professional with a strong background in problem-solving. Good team player as well as good at working alone; very sociable. Hardworking and responsible for projects and tasks. Eager to learn a lot of new information and skills every single day ít hơn
Thuê dmytrobenko
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muamerITdev muamerITdev
$25 USD / giờ
Full Stack PHP | Laravel | Vue | MERN | Excel SEOBosnia and HerzegovinaI am a passionate full-stack web developer with over 9 years of experience creating high-performance, clean, and scalable web applications that solve real-world problems. Specializing in technologies such as React, Next.js, Vue, Angular, Node.js, Django, Laravel, Wordpress, and more, and have been providing customized...I am a passionate full-stack web developer with over 9 years of experience creating high-performance, clean, and scalable web applications that solve real-world problems. Specializing in technologies such as React, Next.js, Vue, Angular, Node.js, Django, Laravel, Wordpress, and more, and have been providing customized solutions for solo founders, startups, digital agencies, and established companies worldwide. With a solid foundation in computer science and extensive experience in both front-end and back-end development, I excel at building everything from small business websites to complex, custom applications. I take pride in crafting seamless, engaging user experiences and leveraging technology to make life better. Driven by a commitment to continuous learning and professional growth, I am eager to embrace opportunities that allow me to gain global experience and contribute to a forward-thinking company. I’m currently seeking a new challenge in a global company where I can further develop my skills, contribute my expertise, and thrive in an environment that fosters both individual and team success. If you're looking for a reliable, solution-driven, and cost-effective full-stack developer with a focus on quality, I'd love to chat about how I can help bring your project or business to life. ít hơn
Thuê muamerITdev
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I'm Viral Rathod, a dedicated professional offering comprehensive project support spanning from initial concept development to ongoing strategic promotion and assessment. My expertise lies in the realm of cutting-edge technologies, and I take pride in my proficiency across various domains. With a focus on Android...I'm Viral Rathod, a dedicated professional offering comprehensive project support spanning from initial concept development to ongoing strategic promotion and assessment. My expertise lies in the realm of cutting-edge technologies, and I take pride in my proficiency across various domains. With a focus on Android and iPhone platforms, I excel in harnessing the power of PHP, WordPress, Shopify, Magento, SQL Server, MySQL, and more to bring ideas to life. My skills extend to graphic design using tools like Photoshop, as well as web development using HTML and XML. In addition, I offer services such as copywriting, data entry, data processing, and Excel analysis. The heart of my approach lies in a delivery model that has garnered accolades from over 97% of my satisfied clients. They appreciate my unwavering reliability, genuine passion, innovative thinking, and the remarkable ability to cater to a diverse range of mobile requirements. Let's connect today to delve deeper into what I can bring to your projects and how we can collaborate for mutual success. ít hơn
Thuê viralrathod1
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I help businesses turn ideas into powerful, AI-driven applications that boost efficiency, engage users, and scale with ease. I’m a full-stack developer with strong expertise in Artificial Intelligence (AI), Machine Learning (ML), and Large Language Models (LLMs). I build smart, data-driven applications that integrate...I help businesses turn ideas into powerful, AI-driven applications that boost efficiency, engage users, and scale with ease. I’m a full-stack developer with strong expertise in Artificial Intelligence (AI), Machine Learning (ML), and Large Language Models (LLMs). I build smart, data-driven applications that integrate intelligent automation, natural language processing (NLP), and predictive analytics to deliver innovative, scalable solutions for businesses. On the backend, I work extensively with Python (Django, Flask, FastAPI), Node.js, and PHP frameworks including Laravel, CodeIgniter, Joomla, and Magento. On the frontend, I develop modern, high-performance web and mobile applications using ReactJS, React Native, Swift/SwiftUI for iOS, and Kotlin/Jetpack Compose for Android. I also specialize in custom WordPress development, from theme and plugin creation to full-scale, tailored CMS solutions, ensuring functionality matches your exact needs. My UI/UX toolkit covers HTML, CSS, JavaScript, jQuery, and Bootstrap, with a focus on clean, user-friendly design. Beyond application development, I have hands-on experience with Blockchain-based applications, Cloud management (AWS, Azure, Google Cloud), and DevOps workflows (CI/CD pipelines, containerization with Docker/Kubernetes, and server automation). My approach is to combine technical expertise with an understanding of business goals, delivering high-quality, scalable, and future-ready solutions that not only meet but exceed client expectations. ít hơn
Thuê markupdudes
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I’m a Full-Stack AI & Mobile Developer with 4+ years of experience building scalable web and mobile applications powered by intelligent systems. I’ve delivered SaaS platforms, AI automation tools, e-commerce systems, and high-performance mobile apps used by thousands of users. My work improves operational efficiency,...I’m a Full-Stack AI & Mobile Developer with 4+ years of experience building scalable web and mobile applications powered by intelligent systems. I’ve delivered SaaS platforms, AI automation tools, e-commerce systems, and high-performance mobile apps used by thousands of users. My work improves operational efficiency, automates workflows, and increases user engagement and revenue. I focus on clean architecture, performance optimization, and scalable solutions—turning complex ideas into secure, production-ready products that drive measurable business results. Skills: - React.js, Next.js, Vue.js - Node.js, Express.js, PHP, Laravel - Python (AI/ML, FastAPI) - Flutter, React Native, Android, IOS - REST APIs, GraphQL - PostgreSQL, MongoDB - AI integration (LLMs, NLP, CV) - AWS. Firebase, Docker One of my recent projects was an AI-powered customer support SaaS platform built with Next.js, Node.js, and Python (FastAPI), integrating LLM-based automation to handle real-time queries and workflow routing. I designed the full architecture, developed secure REST APIs, implemented a scalable PostgreSQL database, and deployed the system on AWS using Docker. The platform reduced manual support workload by 60%, improved response times, and now supports thousands of active users monthly. I believe strong communication is just as important as strong code, so I maintain clear updates and transparent timelines throughout every project. I prioritize understanding business goals to ensure the final product delivers measurable impact, not just technical completion. My commitment is to long-term partnerships built on reliability, quality, and consistent results. ít hơn
Thuê colinkandy
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Full Stack Developer | AI Engineer | Data & Automation Expert Hi, I'm Hongqiang Chen, a results-driven Full Stack Developer and AI Engineer who blends modern software development with intelligent automation and data-driven logic. I bridge the gap between engineering, business operations, and applied AI, delivering...Full Stack Developer | AI Engineer | Data & Automation Expert Hi, I'm Hongqiang Chen, a results-driven Full Stack Developer and AI Engineer who blends modern software development with intelligent automation and data-driven logic. I bridge the gap between engineering, business operations, and applied AI, delivering systems that not only work—but scale, optimize, and automate. ⚙️ Core Expertise Full Stack Web Development ✔ MERN Stack (MongoDB, Express, React, Node.js) ✔ Laravel & Custom PHP Frameworks ✔ Next.js, TypeScript & Modern Frontend Architecture ✔ WordPress Development (Themes, Plugins, Custom Integrations) ✔ Shopify Store Setup, Customization & API Integrations ✔ Secure Authentication, RBAC & System Architecture ✔ RESTful APIs, Third-Party Integrations & Microservices ✔ Performance Optimization, CI/CD & Deployment Pipelines 🤖 AI Engineering & Automation ✔ LLM Integrations (OpenAI, Anthropic, Groq, Local LLMs) ✔ AI-powered chatbots, assistants & workflow automation ✔ Vector Databases (Pinecone, Qdrant) & Embedding Systems ✔ Prompt Engineering & RAG Pipelines ✔ Automation Scripts & AI-Driven Data Processing ✔ AI-enabled dashboards, predictive analytics & insights ✔ Self-hosted AI deployment (Docker, Linux, GPU setups) 📊 Data Engineering & Business Systems ✔ Web Scraping & Data Extraction (Python) ✔ Data Cleaning, Transformation & Validation ✔ Automated Dashboards & Reporting Tools ✔ Google Sheets, Excel (VBA, Macros, Power Query) ✔ Workflow Automation (APIs, Webhooks, n8n, Zapier) 🎨 Design & User Experience ✔ Logo Design, Branding & Visual Identity ✔ UI/UX Mockups & Prototypes (Figma, Adobe XD) ✔ Clean, modern interfaces that boost usability ít hơn
Thuê jackson325
