OAuth Developers For Hire
Showing 66 results
Sponsored Freelancers
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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. less
Hire Herculesz
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We are a senior-led engineering team built around product delivery, not just code. We are not a generic staffing group every project starts with a technical review and is delivered with ownership, architecture, and modular code. Most of our work comes through long-term retainers or product partnerships where we act...We are a senior-led engineering team built around product delivery, not just code. We are not a generic staffing group every project starts with a technical review and is delivered with ownership, architecture, and modular code. Most of our work comes through long-term retainers or product partnerships where we act as an extended engineering arm. ✅We typically help with: Full-stack platform development (SaaS, CRM, CMS, analytics dashboards) Codebase refactors or rebuilds Third-party integrations (payments, Web3 wallets, APIs, AI pipelines) Admin panels, backend workflows, role-based access Rapid MVPs with clear staging and CI/CD pipelines Support for founders, CTOs, and internal tech leads We can provide high-quality, senior software engineers with industry-specific expertise within 12 to 24 hours. ✅What we deliver: AI | ML | RPA | Chatbot | .NET | Java | Python | Web / Desktop Applications Development | Web design | Mobile apps development | UI/UX design | QA and testing | Discovery Phase | Project audit etc., We guarantee a full refund if project delivery does not align with initial agreements. ✅Featured areas of expertise: ✅Healthcare: EMR/EHR, practice management systems, medical apps, telemedicine, apps for medical devices. ✅Ecommerce: Ecommerce portals and loyalty apps. ✅Retail: Retail Planning, Store Operations, Inventory Management, Supply Chain Management, Demand Forecasting, Vendor Management. ✅Real Estate: Marketplaces, property management, collaboration tools. ✅Travel: Travel portals, booking engines, travel apps. ✅Sports: Team management, coaching solutions, Live score feature. ✅Education: LMS, eLearning platforms, ed-apps. If you’re looking for a developer dedicated to quality and innovation, lets connect and bring your ideas to life. Thank you for reading! less
Hire zydniinc
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muamerITdev muamerITdev
$25 USD / hour
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. less
Hire muamerITdev
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akhileshtiwari23 akhileshtiwari23
$10 USD / hour
Full Stack Developer | SaaS | Flutter | ShopifyIndiaI am always looking for new ways to provide our clients with the most cutting-edge technology solutions. I am excited to announce that I am now offering development using the following tech stacks: ✔️ Tech Stack: ✅ Front-end- React Native, Flutter,React.js, Next.js, Vue.js, HTML,CSS, Bootstrap, jQuery,...I am always looking for new ways to provide our clients with the most cutting-edge technology solutions. I am excited to announce that I am now offering development using the following tech stacks: ✔️ Tech Stack: ✅ Front-end- React Native, Flutter,React.js, Next.js, Vue.js, HTML,CSS, Bootstrap, jQuery, JavaScript ✅ Back-end- Node.js,Nest.js, Graph QL , Express.js, Django, PHP ✅ Databases-MongoDB, MySQL, NoSQL, Firebase, PostgreSQL, DynamoDB ✔️My Expertise: Jira , Trello ,Slack ,Teams, GitHub, Bitbucket, AWS, Azure, GCP I’d love to discuss further the various ways that we can help you take advantage of these new tech stacks. Please feel free to contact us at any time if you would like to arrange an appointment to explore this further. I am from tier 3 cities, So our developer & Operation cost is low compared to Big cities. Always, I believe in long-term business relationships and provide high-quality work at a fair price. I will offer you good support for a reasonable price. I promise you won't be disappointed! You can find some of our work here for your reference in the portfolio Items I would be glad to assist with your requirements Thank you for your time and I look forward to hearing from you soon. less
Hire akhileshtiwari23
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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. less
Hire viralrathod1
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Welcome to my profile! "30-Day Guarantee with Full Support Coverage After Project Completion!" I specialize in a wide range of technical skills and services to meet your needs: Technical Skills: ✅️ Website/ Plugins Development ✅️ Proficient in Chat GPT/ ChatGPT / AI technologies ✅️ Website Security ✅️ Website Speed...Welcome to my profile! "30-Day Guarantee with Full Support Coverage After Project Completion!" I specialize in a wide range of technical skills and services to meet your needs: Technical Skills: ✅️ Website/ Plugins Development ✅️ Proficient in Chat GPT/ ChatGPT / AI technologies ✅️ Website Security ✅️ Website Speed Optimization ✅️ Google/ Youtube/ Facebook/ Instagram/ Whatsapp Ads management. ✅️ Analytics Implementation. Web Development Stacks ✅️ LAMP Stack ✅️ MERN Stack Frontend Technologies ✅️ Figma ✅️ Bootstrap ✅️ React JS E-commerce Platforms ✅️ Shopify ✅️ Woocommerce ✅️ Magento ✅️ OpenCart ✅️ PrestaShop ✅️ CS-Cart ✅️ WHMCS ✅️ eBay ✅️ Amazon ✅️ Joomla Content Management Systems ✅️WordPress ✅️Wix ✅️Squarespace APIs ✅️Any Rest API ✅️YouTube API ✅️Facebook API ✅️Paypal API ✅️whatsapp API ✅️Twilio APi ✅️Google API SEO and Marketing ✅️SEO Programming and Development Frameworks ✅️Cake PHP Design ✅️Graphic Design Web Development: ✅️Expertise in creating mobile-responsive websites using HTML5, CSS3, Ajax, jQuery, and more. E-commerce Solutions: Delivering tangible and superior e-commerce solutions, including: E-tailing or "virtual storefronts" with online catalogs and virtual mall integration. Gathering and utilizing demographic data through web contacts. Facilitating business-to-business buying and selling. Ensuring the security of business transactions. Outsourcing Benefits: Guaranteed service delivery with enhanced Service Level Agreements. Access to highly skilled technical resources that many businesses cannot afford to employ in-house. Let's collaborate to bring your ideas to life and enhance your online presence! less
Hire extreamcode
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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. less
Hire markupdudes
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Hello, I'm Billy Bryan, a passionate and results-driven Full Stack Web Developer with over a 6 years of experience in building cutting-edge websites and web applications. I specialize in delivering efficient, scalable, and user-friendly digital solutions tailored to your business needs. With a keen eye for detail and...Hello, I'm Billy Bryan, a passionate and results-driven Full Stack Web Developer with over a 6 years of experience in building cutting-edge websites and web applications. I specialize in delivering efficient, scalable, and user-friendly digital solutions tailored to your business needs. With a keen eye for detail and a strong focus on problem-solving, I ensure every project I work on exceeds expectations and drives measurable results. Backend Development ✔️ Python: Flask, Django, RESTful APIs, data processing. ✔️ C#: ASP.NET Core, application development, Azure integrations. ✔️ PHP: Laravel, WordPress, custom CMS solutions. ✔️ SQL & Databases: PostgreSQL, MySQL, Couchbase, TypeORM. Frontend Development ✔️ React.js: Next.js, Remix.js, Astro.js ✔️ JavaScript: Angular, Vue, Vuex, TypeScript, jQuery. ✔️ CSS Frameworks: Bootstrap, Tailwind CSS, SCSS, LESS. ✔️ Responsive Design: HTML5, CSS3, Figma, pixel-perfect, cross-browser compatibility. Tools & Platforms: ✔️ Version Control: Git, GitHub, GitLab, Bitbucket ✔️ Cloud: AWS, Azure, Google Cloud, Couldflare ✔️ DevOps: Docker, CI/CD pipelines, Jenkins. ✔️ Collaboration: Trello, Slack, Jira. What I Offer ✔️ Custom Web Applications: Fully responsive and optimized for performance. ✔️ API Development & Integration: Building and connecting APIs for seamless data exchange. ✔️ Database Design & Optimization: Efficient data models and query performance tuning. ✔️ Migration & Upgrades: Smooth transitions with zero downtime. ✔️ Full-Stack Solutions: From UI/UX design to backend logic and deployment. I'm passionate about turning your ideas into functional, scalable, and visually appealing digital solutions. Whether you need a one-off project or long-term collaboration, I’m here to help. Let's bring your project to life! Let’s discuss your project needs and start building something amazing together. Best regards, Billy Bryan less
Hire billybryan98
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Hello, everyone! Worked on 3000+ projects and earned more then 2M dollars. Give a chance, Rest Assured definitely you will get quality work on time and within your budget with FREE MAINTENANCE. We are a group of committed professionals with a combined experience of 20 years in creating iOS/Android Mobile...Hello, everyone! Worked on 3000+ projects and earned more then 2M dollars. Give a chance, Rest Assured definitely you will get quality work on time and within your budget with FREE MAINTENANCE. We are a group of committed professionals with a combined experience of 20 years in creating iOS/Android Mobile Applications. We have a talented pool of technical professionals with experience in the latest technology solutions for global business purchasers. We have designed & developed 1000+ projects, including Mobile Applications, Websites and Software Development; all with exceptional results. Technical Skills: * Mobile Development (Android, iOS, React Native, Flutter, Hybrid) * React JS, Node JS, Next JS, Socket.io,PHP (Core PHP, Cake PHP, Codeigniter, laravel, MVC) * eCommerce (Opencart, Shopify, Magento, Wordpress, Woocommerce) * Designing (Website, Graphic, Logo Design, Mobile UX/UI Design) * Social Networking Integration - Facebook, Linkedin, Twitter, Instagram, Youtube We are privileged to serve the best brands in India and even international markets. We'd be glad to assist you for any help you may need! Many thanks for visiting our profile! "Work to Fuel Your Dreams" less
Hire taskmanageryd
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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 less
Hire jackson325
