Paypal API Developers For Hire
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Hire nitinsaluja98
🚀 500+ Successful Projects | 13+ Years Experience | 400+ Chrome Extensions Built 🧑💻 Senior Full-Stack & SaaS Engineer Looking to build a scalable SaaS platform, full-stack web application, or automation-powered digital product? You’re in the right place. I help startups and businesses build robust, scalable, and...🚀 500+ Successful Projects | 13+ Years Experience | 400+ Chrome Extensions Built 🧑💻 Senior Full-Stack & SaaS Engineer Looking to build a scalable SaaS platform, full-stack web application, or automation-powered digital product? You’re in the right place. I help startups and businesses build robust, scalable, and high-performance SaaS solutions. With 13+ years of experience and 500+ successful deliveries, I focus on quality, speed, and real business value. 🛠️ Services I Offer ⚡ Full-stack SaaS development (MVP → production-ready systems) 🧩 Custom web applications aligned with your business model ☁️ Cloud infrastructure & DevOps (AWS / GCP / Azure) 🤖 AI-powered automation, dashboards & data pipelines 💳 Stripe integration, authentication systems, CRM dashboards 🌐 Browser Extensions (Chrome, Firefox, Edge, Brave) — 400+ built 💼 Tech Stack & Specialties Frontend: React, Vue, Angular, JavaScript, TypeScript, Tailwind Backend: Node.js, Express, Django, Flask, Laravel, PHP Mobile: React Native, Flutter, Native Android & iOS Databases: MongoDB, PostgreSQL, MySQL, Firebase, Elasticsearch Cloud/DevOps: AWS, GCP, Azure, Docker, Kubernetes Automation & AI: TensorFlow, PyTorch, Zapier, Slack Bots, AI Agents 🌟 Why Clients Choose Me 🔄 End-to-End Development: Concept → Architecture → Deployment 📈 SaaS-Focused Approach: Built with scalability & performance in mind 🗣️ Reliable Communication: Clear updates & proactive problem-solving 🤝 Long-Term Support: Growth-driven partnerships, not one-off delivery 🧠 Versatile Expertise: SaaS, automation, cloud infra & 400+ extensions 📩 Let’s Work Together If you’re looking for a reliable partner to build your SaaS platform, full-stack app, or custom automation system, I’d love to help. 👉 Send me a message—and let’s turn your idea into a scalable digital solution. less -
Hire anirudhat
I build clean, functional solutions fast across the full stack. Specializing in: - Web: React, Next.js, Node.js, Python, PHP, Ruby on Rails, Golang, Laravel, Django, WordPress, Vue.js - Mobile: React Native, Flutter, Android (Kotlin), iOS (Swift), Dart - AI & Machine Learning: LLM integrations (Claude, OpenAI,...I build clean, functional solutions fast across the full stack. Specializing in: - Web: React, Next.js, Node.js, Python, PHP, Ruby on Rails, Golang, Laravel, Django, WordPress, Vue.js - Mobile: React Native, Flutter, Android (Kotlin), iOS (Swift), Dart - AI & Machine Learning: LLM integrations (Claude, OpenAI, Gemini), RAG pipelines, LangChain, vector databases, prompt engineering, chatbots, NLP, OCR, generative AI - APIs & Integrations: REST, GraphQL, payment gateways (Stripe, PayPal, Razorpay), Twilio, SendGrid, third-party services - Cloud & DevOps: AWS, Azure, Docker, Kubernetes, Jenkins, CI/CD, Nginx, Linux server administration, Cloudflare - E-commerce & CRM: WooCommerce, OpenCart, Magento, Odoo, Prestashop, Point of Sale systems - Databases: MySQL, PostgreSQL, MongoDB, MariaDB, Elasticsearch, SQLite, Redis, Microsoft SQL Server - Trading & Finance: MetaTrader 4/5, MQL4/5, Pine Script, NinjaTrader, OpenClaw, backtesting, trading bots - Data & Automation: Excel/Google Sheets automation, dashboards, data analysis, workflow automation I focus on understanding your requirements clearly, delivering working code, and communicating progress throughout. less -
Hire MushtaqMagri
Dream Solutions is a team of highly skilled developers, designers, and technology professionals dedicated to delivering exceptional digital solutions. We combine technical expertise, creativity, and a client-focused approach to provide high-quality services and products that meet the highest industry standards. Our...Dream Solutions is a team of highly skilled developers, designers, and technology professionals dedicated to delivering exceptional digital solutions. We combine technical expertise, creativity, and a client-focused approach to provide high-quality services and products that meet the highest industry standards. Our team has extensive experience working with a wide range of technologies, frameworks, and software stacks, enabling us to develop tailored solutions that align with our clients unique business goals. Whether it's web development, mobile applications, custom software, UI/UX design, or cloud-based solutions, we are committed to delivering reliable, scalable, and innovative results on time and within budget. At Dream Solutions, we pride ourselves on building long-term partnerships by consistently exceeding expectations through quality, efficiency, and professional excellence. less -
Hire longngoc2307
I design and build reliable software that helps businesses automate processes, improve efficiency, and scale with confidence. From custom applications to complex system integrations, I deliver secure, high-performance solutions with clean architecture, maintainable code, and a strong focus on long-term success.I design and build reliable software that helps businesses automate processes, improve efficiency, and scale with confidence. From custom applications to complex system integrations, I deliver secure, high-performance solutions with clean architecture, maintainable code, and a strong focus on long-term success. less -
Hire Alexod
I’m a software engineer and applied scientist with 10+ years of freelance experience, working with clients worldwide and continuously expanding my technical expertise. I build end-to-end software solutions, including: - Web & server applications - Desktop and mobile applications - Browser extensions - REST APIs...I’m a software engineer and applied scientist with 10+ years of freelance experience, working with clients worldwide and continuously expanding my technical expertise. I build end-to-end software solutions, including: - Web & server applications - Desktop and mobile applications - Browser extensions - REST APIs & custom integrations - Automation, scraping & data pipelines - Data science, data mining & machine learning - Digital solutions tailored to business needs I focus on reliable, scalable solutions and long-term partnerships, taking ownership of projects from concept and development through deployment and automation. less -
Hire keshavkalra90
Forward-Thinking Developer with Proven Expertise in Modern Tech Certifications Make.com Certified Expert AWS Certified Solutions Architect – Associate Mozilla JavaScript Foundations Professional Certificate Zend Certified Engineer I’m a dynamic developer with a solid foundation in software engineering and over 13...Forward-Thinking Developer with Proven Expertise in Modern Tech Certifications Make.com Certified Expert AWS Certified Solutions Architect – Associate Mozilla JavaScript Foundations Professional Certificate Zend Certified Engineer I’m a dynamic developer with a solid foundation in software engineering and over 13 years of professional experience. My career includes impactful contributions at remote-centric companies like Successful Channels, Curexe, and globally recognized organizations such as Satamio in China. I specialize in creating scalable web and mobile applications that deliver exceptional user experiences, with expertise in cutting-edge tools like AIR AI and GoHighLevel (GHL). Skill Landscape Over my career, I’ve developed expertise in key areas of modern development: Frameworks Mastery: Proficient in Laravel and CodeIgniter, I build scalable, performance-oriented web applications tailored to client needs. CMS Expertise: Experienced in WordPress and Webflow, I create dynamic, user-friendly websites that are easy to manage and highly engaging. E-commerce Innovation: Skilled in Shopify, WooCommerce, and Prestashop, I deliver customized e-commerce solutions that enhance user experiences and drive revenue growth. Conversion-Driven Funnels: I design high-performing funnels using tools like Webflow, ClickFunnels, Unbounce, Instapage, Wix, and Weebly to maximize conversion rates. Voice AI Expertise: With tools like AIR AI, I automate inbound and outbound communication, pre-qualify leads, and integrate voice AI solutions with CRM platforms for streamlined workflows. Automation & GHL Specialist: Expert in GoHighLevel (GHL), I automate workflows, optimize CRM systems, and enhance customer engagement for businesses of all sizes. API Integrations: Adept at integrating diverse APIs and developing custom solutions to ensure seamless functionality and automation. What Sets Me Apart Beyond my technical expertise, I bring: Originality & Innovation: I prioritize research to ensure every project is not just functional but cutting-edge and uniquely tailored to client needs. Market Understanding: My experience across industries has given me insights into market trends and user preferences, enabling me to deliver strategic, user-centric solutions. Whether building a robust back-end system, crafting visually stunning front-end designs, automating workflows, or leveraging voice AI, my approach is deeply rooted in delivering measurable value and exceptional results. I’m passionate about transforming your digital vision into reality, leveraging my skills, strategic mindset, and commitment to innovation to make your project a resounding success. less -
Hire KeshavInfotech
KeshavInfotech KeshavInfotech
$15 USD / hour
Quick & Affordable AI Dev: Mobile, Web, Games, IoTIndia18+ Years | Unity Games, Mobile & Web Apps | Top-Ranked on Freelancer Hi there! I'm Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts...18+ Years | Unity Games, Mobile & Web Apps | Top-Ranked on Freelancer Hi there! I'm Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts working from our 5,000-sq-ft office. We aren't just "tech guys." We are "techpreneurs" who love building great products. Game Development Building games is some of the most rewarding work we do. Our team develops high-quality Unity games, and we bring the same discipline to a game project that we bring to any app: clear planning, tight testing across devices, and regular reviews so you always know where things stand. If you have a game idea, we would love to hear it. Everything Else We Build Games are one part of what we do. Over 18 years we have built a wide range of products for our clients: Mobile Apps: iOS, Android, and Flutter Specialized Apps: BLE, IoT, NFC, and Hardware integration Web Development: Laravel, Node.js, React, Vue, WordPress, and Shopify Design: Modern UI/UX design for apps and websites Why Work With Us? We combine 18 years of deep experience with the speed of modern AI. Faster Delivery: We use the latest AI tools (Cursor, Claude, ChatGPT) to write and check code faster. Better Pricing: By working efficiently and reusing our own tested components, we save time on manual tasks and pass those savings on to you. Proven Quality: We are in the Top Rank of the Freelancer.com community with a very high repeat-hire rate. How We Work (Step-by-Step) We follow a clear process so there are no surprises: Scope: We create a detailed study document of your requirements. Planning: We build wireframes and data flow diagrams. Design: We create the system design and all app screens. Testing Plan: We define test cases for all devices. Development: Our team starts the programming phase. Review: Regular updates and reviews with you. Launch: Final testing, bug fixing, and deployment to your server. Availability & Communication Response Time: Usually within 12 hours. Working Days: Monday to Saturday. Working Hours: 10:00 AM to 8:00 PM. Our goal: We aren't looking for a "one-time project." We want to build a long-term business relationship with you. We guarantee our work and won't stop until you are 100% happy. Ready to start? Let's chat about your project! less -
Hire Agiletechstudio
Microsoft-Certified Software Engineers & AI Experts We're a Microsoft-certified Solutions Architect Expert team, ranked among the Top of Freelancer professionals, with 12+ years of experience delivering custom software, enterprise applications, AI solutions, and digital transformation projects for businesses...Microsoft-Certified Software Engineers & AI Experts We're a Microsoft-certified Solutions Architect Expert team, ranked among the Top of Freelancer professionals, with 12+ years of experience delivering custom software, enterprise applications, AI solutions, and digital transformation projects for businesses worldwide. With 200+ clients and 300+ successfully delivered projects across the US, Canada, UK, Europe, Australia, and the Middle East, we build reliable, scalable, secure, and high-performance solutions tailored to real business needs. Our Expertise • Custom & Enterprise Application • ERP & Accounting System • CRM & Customer Management Platform • POS & Retail Management System • SaaS Product Development • AI-Powered Applications & Automation • Data Science & Analytics • Computer Vision & Image Processing • IoT & Smart Connected System • Cross Platform Application • API Development & Third-Party Integrations • Cloud Solutions & Migration • UI/UX Design & Prototyping • Inventory, HR & Employee Management System • Order & Multi-Branch Management Technology Stack ASP.NET Core, ASP.NET MVC, Blazor, SignalR, .NET MAUI, DevExpress & Web APIs AI & Machine Learning || Agentic AI, Automation, Roboflow ,chatbot,YOLOv8,Computer Vision,Deep Learning,Object Detection, Generative AI,LLM,RAG,CUDA / GPU, YOLOv8, PyTorch, Data & Computer Vision || Data Science, Data Analysis, Business Intelligence, Data Visualization, Image Processing & Classification, Object Detection, OCR, Face Recognition IoT & Cloud || IoT Applications, Device & Sensor Integration, Real-Time Monitoring, Industrial IoT, Microsoft Azure, AWS & Google Cloud Web & Backend|| React.js, Next.js, Angular, JavaScript, TypeScript, HTML5, CSS3, Tailwind CSS, Bootstrap, Node.js, Express.js, PHP, Django, Python, REST APIs & GraphQL Mobile| Android, iOS, Swift, Flutter, Xamarin, .NET MAUI, Cordova & Google Maps Databases || SQL Server, MySQL, PostgreSQL, MongoDB, MariaDB & SQLite, SQLite, SQLAlchemy CMS & Design| WordPress, Shopify, Magento, Joomla, Figma, Photoshop & Illustrator Languages || C#, VB.NET, Java, JavaScript, TypeScript, PHP, Python, Dart, C++ & Ruby Industries || Healthcare, Manufacturing, Retail & E-commerce, Finance, Insurance, Construction, Mining, , Education, Real Estate, Food, Travel & Tourism, Fleet, and Government & Public Sector. Why Work With Us? ✔ Top 1% Freelancer Professionals ✔ 12+ Years of Software Engineering Experience ✔ AI, Machine Learning & Generative AI Expertise ✔ Agile development & transparent communication ✔ Long-term support & maintenance We select the right technology & architecture based on your requirements, budget and long-term goals. Whether you need an ERP, CRM, POS, SaaS platform, enterprise application, AI solution, computer vision system, IoT platform, mobile app, e-commerce solution, custom software, we are ready to help. Let's discuss your project and turn your requirements into a reliable, scalable, and production-ready solution. less -
Hire vipinbairagi
Leveraging my current knowledge and fostering creativity with many learning opportunities. Easily work on existing and complicated projects. Fast learner and work upto client's peak satisfaction and deliver a quality product. Area of Expertise Clover, PAX A920, POS, PHP, MySQL, HubSpot, ZenDesk, Twilio, Plivo,...Leveraging my current knowledge and fostering creativity with many learning opportunities. Easily work on existing and complicated projects. Fast learner and work upto client's peak satisfaction and deliver a quality product. Area of Expertise Clover, PAX A920, POS, PHP, MySQL, HubSpot, ZenDesk, Twilio, Plivo, JavaScript, HTML, CSS, MS SQL, Linux, Unix, Windows, design work, logos, Joomla, Drupal, X-Cart, Zen-Cart, OSCommerce, CRELoaded, WordPress, Magento, OpenCart, Typo3, SocialEngine, Humhub, Yii, CodeIgniter, vTiger, NodeJS, Mongodb, AngularJS, Laravel, Zend Framework, Crudbooster less -
Hire bhardwaj786
Welcome to Appquipo! We are a Mobile Application Development team that is well-respected for our captivating, innovative, and one-of-a-kind mobile app designs. Our certified team of App Experts has more than 10 years of comprehensive experience in this field and has worked with some absolutely phenomenal clients to...Welcome to Appquipo! We are a Mobile Application Development team that is well-respected for our captivating, innovative, and one-of-a-kind mobile app designs. Our certified team of App Experts has more than 10 years of comprehensive experience in this field and has worked with some absolutely phenomenal clients to create a stunning portfolio of work. Through our expertise, we offer the following services: ✅Salesforce Expertise – Commerce Cloud, Marketing Cloud, Sales Cloud, Service Cloud, Analytics, Salesforce Einstein, Salesforce -- CRM, Salesforce Mobile App ✅eCommerce Expertise-- Magento 2, Shopify, BigCommerce, WooCommerce, OpenCart, Shopware, ✅Languages Expertise -- PHP(CorePHP, Laravel, Cakephp, Yii, Yii2, Symfony, CodeIgniter, Zend), Angular, Node, React ✅Mobile Platforms - iOS, Android, Xamarin, Flutter, ionic Phone-gap, React Native, All On-Demand App ✅Software – ERP & CRM Development, SaaS products, Database Solutions Management, Supply Management, HRM, Booking Software, e-Learning As you can see, our offerings encompass a number of areas, and we can confidently say that we deliver some of the best services and assets in each of these areas. Whether you need a new app built, or an existing app reconfigured or edited, we will work with you to fix all your problems. We do this through consistent communication and in-depth planning and brainstorming. We will also meet all deadlines and budgetary limits, so there never needs to be any stress about deliverables. If you’re interested in working with us, you can reach us on Freelancer, where our team will gladly answer any questions you may have about our work, portfolio, reviews, or skill set. So please, let us know how Appquipo can help you today! less
