PayPal API, or the application program interface, is a powerful tool that is used to allow applications to communicate with the online payment system. A PayPal API Developer has the ability to integrate the API into an existing system or create completely new one. From writing codes to developing API applications and creating plugins or website scripts, a PayPal API Developer is essential for web developers who wish to maximize the capabilities of PayPal.

Here's some projects that our expert Paypal API Developer made real:

  • Developing ecommerce payment systems that accept PayPal as a payment option.
  • Integrating security protocols and fraud prevention strategies into existing systems.
  • Making specific website requests and modifications, such as adding custom buttons.
  • Demystifying PayPal's terms of service and providing easy-to-read explanations for customers.
  • Adding functionality for customers to easily make refunds and fee payments within their account.
  • Adding payment processor tools that allows customers to create one-time payments or recurring payments options.

A PayPal API Developer can leverage the power of this platform and use it to build custom applications tailored to each project’s requirements. With their technical knowhow, a PayPal API Developer can bring creative solutions to unique issues within websites or applications. If you’re looking for a new way to handle workflow processes or streamline end user experience, hiring a PayPal API Developer is an ideal solution. Post your project on Freelancer today and receive bids from many experienced Developers who are ready to bring your idea into reality!

De 177,021 opiniones, los clientes califican nuestro Paypal API Developers 4.9 de un total de 5 estrellas.
Contratar a Paypal API Developers

PayPal API, or the application program interface, is a powerful tool that is used to allow applications to communicate with the online payment system. A PayPal API Developer has the ability to integrate the API into an existing system or create completely new one. From writing codes to developing API applications and creating plugins or website scripts, a PayPal API Developer is essential for web developers who wish to maximize the capabilities of PayPal.

Here's some projects that our expert Paypal API Developer made real:

  • Developing ecommerce payment systems that accept PayPal as a payment option.
  • Integrating security protocols and fraud prevention strategies into existing systems.
  • Making specific website requests and modifications, such as adding custom buttons.
  • Demystifying PayPal's terms of service and providing easy-to-read explanations for customers.
  • Adding functionality for customers to easily make refunds and fee payments within their account.
  • Adding payment processor tools that allows customers to create one-time payments or recurring payments options.

A PayPal API Developer can leverage the power of this platform and use it to build custom applications tailored to each project’s requirements. With their technical knowhow, a PayPal API Developer can bring creative solutions to unique issues within websites or applications. If you’re looking for a new way to handle workflow processes or streamline end user experience, hiring a PayPal API Developer is an ideal solution. Post your project on Freelancer today and receive bids from many experienced Developers who are ready to bring your idea into reality!

De 177,021 opiniones, los clientes califican nuestro Paypal API Developers 4.9 de un total de 5 estrellas.
Contratar a Paypal API Developers

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    8 trabajos encontrados
    Real-Money Skill Gaming app
    5 días left
    Verificado

    Senior Development Agency Needed — Real-Money Skill Gaming Platform Project Overview We are hiring a development agency, not individual freelancers, to build a real-money skill gaming platform based on a completed SRS, existing UI wireframes, an active GitHub repository, and existing payment/compliance providers. This platform is a full rebuild from a prior Unity implementation into a custom architecture with: • a React Native player app • web dashboards for Admin, Affiliate, and Customer Support • a server-authoritative real-time game engine • Plaid Identity / Auth / Transfer • PayPal integration • tournament systems, fraud controls, geo restrictions, and support tooling The platform is designed to support large-scale tournament play, multiple...

    $10139 Average bid
    $10139 Oferta promedio
    69 ofertas

    I need a specialist who can fast-track my merchant onboarding with Payu, RazorpayX, HoadaPay or a similar gateway that offers instant settlement, then wire the live APIs into my WordPress site so payments start flowing immediately. Here is what a successful engagement looks like: • Obtain gateway approval and live credentials, including activation of instant (T+0) settlement. • Set up the merchant dashboard and confirm that reports, refunds and webhook alerts all function correctly. • Integrate the gateway on my WordPress front end, pass test mode, switch to live and run a real transaction. • Deliver clean, well-commented code, store keys securely in wp-config and supply a brief hand-off guide or screen-recording. Acceptance is a live INR payment that lands ...

    $206 Average bid
    $206 Oferta promedio
    46 ofertas

    I own the existing site at and need it rebuilt under the new domain thepopuptournaments.com. The core concept stays the same—organising popup pickleball tournaments—but several features must be repaired or expanded while we keep only minor design tweaks in mind. Key deliverables • Round-robin engine: adjust the current match-making logic so every player meets any given opponent no more than twice during round-robin play. • Payments: integrate a Stripe credit-card checkout flow tied to each event registration. Players should be charged automatically once their spot is confirmed, with basic refund handling in the dashboard. • Email validation: block invalid or disposable email addresses at sign-up and during any profile edits, both client- and server-side. ...

    $2098 Average bid
    $2098 Oferta promedio
    269 ofertas

    I'm looking for a skilled developer to create an e-commerce site for our physical products. This site will serve both trade and end users. Requirements: - User-friendly interface for easy navigation and ordering - Secure payment gateway integration - Mobile-responsive design - Ability to handle bulk orders and customized pricing for trade users - Robust backend for inventory management Ideal Skills and Experience: - Proven experience in building e-commerce websites - Expertise in Shopify, WooCommerce, or Magento - Strong understanding of UI/UX principles - Ability to implement secure payment systems and inventory management tools - Excellent communication skills for project updates and feedback Please see https://shop.tecnauk.com. This is a re-seller of our products, the site is bl...

    $1990 Average bid
    $1990 Oferta promedio
    83 ofertas
    Fix PayPal Checkout Failures
    1 día left
    Verificado

    Payments on my store are intermittently failing at the PayPal checkout stage—customers see an error after clicking “Pay Now” and the order never records in the system. Everything else on the site runs smoothly, so the issue is isolated to the payment flow. I need a developer who understands the PayPal REST API, IPN/webhooks and typical WooCommerce-style (PHP) integrations to: • trace where the transaction breaks, • restore reliable authorisation and capture, and • test live and sandbox modes to confirm stability. Please be comfortable working on a live e-commerce environment, backing up before touching core files or gateway settings, and providing a concise summary of what was fixed so I can maintain it going forward.

    $15 Average bid
    $15 Oferta promedio
    35 ofertas

    I’ve already launched several apps and now want to let customers pre-pay for usage by buying a bundle of tokens on my Squarespace site, with Stripe handling the checkout. After purchase, those tokens should immediately appear on the customer’s account inside each of my published apps, where they’ll be debited as the user consumes features. Here’s the flow I have in mind: 1. Visitor selects a token amount on a Squarespace 'buy credits' page and pays once through Stripe Checkout or Payment Links. 2. A secure webhook or custom API call translates that successful payment into an updated token balance in my backend. 3. When the balance is refreshed the user can start spending tokens without delay. 4. When the user tries to use one of the online tools (AI gener...

    $176 Average bid
    $176 Oferta promedio
    120 ofertas
    Travel & PayU API Integration -- 2
    9 horas left
    Verificado

    I’m ready to upgrade my website with real-time flight and hotel booking and to process every transaction through PayU. The site already has a basic front-end; what it needs now is solid back-end wiring to a travel API and a seamless PayU checkout flow. Travel API I have decided about the travel API and I will let you know when we discuss Payment Gateway All payments must run through PayU. The flow should: 1. create an order from the travel API response, 2. hand off to PayU’s checkout (redirect or embedded), 3. handle webhooks/callbacks for success, failure, or refund, and 4. update my database and send confirmation emails automatically. Deliverables • Fully functional flight and hotel booking endpoints integrated into the site • Complete PayU implem...

    $323 Average bid
    $323 Oferta promedio
    52 ofertas
    Travel & PayU API Integration
    9 horas left
    Verificado

    I’m ready to upgrade my website with real-time flight and hotel booking and to process every transaction through PayU. The site already has a basic front-end; what it needs now is solid back-end wiring to a travel API and a seamless PayU checkout flow. Travel API I have decided about the travel API and I will let you know when we discuss Payment Gateway All payments must run through PayU. The flow should: 1. create an order from the travel API response, 2. hand off to PayU’s checkout (redirect or embedded), 3. handle webhooks/callbacks for success, failure, or refund, and 4. update my database and send confirmation emails automatically. Deliverables • Fully functional flight and hotel booking endpoints integrated into the site • Complete PayU implem...

    $284 Average bid
    $284 Oferta promedio
    49 ofertas

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