Payment Gateway Integration Jobs

Payment Gateway Integration is the process of connecting a merchant's e-commerce website to a payment processor so that consumers and businesses can securely purchase goods and services online. Whether it is an e-commerce business, an online education platform, or a streaming service, businesses need to have the ability to receive payments online and have their customers trust their financial information is secure. That’s where Payment Gateway Integration Engineers come into play. With their expertise and knowledge in computer engineering, programming, software development, and web development, they are able to help businesses securely and easily process online payments.

Here's some projects that our expert Payment Gateway Integration Engineers made real:

  • Installation and implementation of popular payment gateway systems
  • Design and engineering of mobile apps with built-in payment support
  • Designing e-commerce websites with secure payment gateway integrations
  • Custom integration with existing website infrastructure for specialized applications

At we pride ourselves in having a Technical Guru for each domain who can help businesses set up secure payment gateways quickly and affordably. Don't let lack of technical know-how slow down your business development efforts. Post your project today on and hire the perfect Payment Gateway Integration Engineer for you. With the world's leading freelancing platform, you can get the expertise you need to ensure secure payments in no time!

From 120,564 reviews, clients rate our Payment Gateway Integration Engineers 4.85 out of 5 stars.
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    Looking for a Wix expert to provide a consultation session on using dynamic pages and the Wix database. The goal is to learn how to effectively integrate these features into an Edtech website that offers mocks and practice questions. Ideal candidate should have experience with educational websites and be able to give practical, hands-on advice.

    $11 (Avg Bid)
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    I'm in need of a skilled developer to create a mobile application for Android, along with a Web-Based version. The app will act as a platform where users can trade products with each other, featuring AI-powered deal suggestions. Key Features: - Registration and User Profile: Users will be able to create an account and set up a profile, including his geographical location and contact information. - Product Addition: Users should be able to add products to their profile manually or through image recognition, by adding small descriptions upon taking photos of the products. - AI-Based Deal Suggestions: The app should be able to suggest potential trades between users based on the products users have added and their locations. - Market Place: Users will be able to browse through the AI sug...

    $1738 (Avg Bid)
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    We are seeking proposals from experienced software developers to: (1) Finish the development of a partially complete web platform that enables teachers, trainers, and coaches to offer online classes and courses. And, (2) Replicate the platform to build 2 more similar platforms (with exact same functionality but different contents and graphics as they cater to different subjects). These platforms will serve various educational niches, including chess, music learning, and language teaching. ALL CONTENTS will be provided. Writing contents are out of scope. PLEASE SEE THE ATTACHED DOCUMENT FOR DETAILS

    $902 (Avg Bid)
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    Hi, I hope you are doing great. We are a translation company looking to offer a new service to our clients: AI machine translations combined with human reviews. We plan to use Azure AI Translator for this (). However, we need assistance implementing this on our website. Here’s a summary of the workflow we envision: 1. A potential client enters the word count or uploads a file on our website. 2. An estimate is provided based on the word count and language pair, along with an estimated deadline. 3. The client proceeds to payment. 4. The document is translated automatically using Azure AI Translator. 5. A professional translator reviews and refines the translation to complete the project within the given deadline. 6. The client receives a notification to download the reviewed file onc...

    $13 / hr (Avg Bid)
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    Title: Development of a Flower Arrangement Delivery Platform (Similar to Uber Eats/Didi Food) Description: We are seeking a skilled developer or development team to create a simplified web platform for flower arrangement deliveries, similar to Uber Eats or Didi Food. The platform will be designed for use in Mexico and will require Spanish language support. Below is a detailed outline of the required features and functionalities. User (Client) Features Registration and Login: Registration and login options via email, phone number, or social media. Location Selection: Users can enter their delivery address using an interactive map or manually. Catalog of Arrangements: Display a unified catalog of flower arrangements with high-quality photos, detailed descriptions, prices, and availabil...

    $1518 (Avg Bid)
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    I'm looking for a skilled developer to build an online website chatbot application. The main purpose of this application would be to allow businesses to sign up to the platform, build their chatbots and implement it into their website using a small custom piece of javascript code which will be placed in their website header that will then allow access to the built chatbot. Key Functionalities: - Lead Qualification: The chatbot should be able to ask qualifying questions to potential leads to determine their fit for customers products or services and lead them to that product or service. - Lead Capture: It should have the capability to collect contact details from interested leads. - Lead Nurturing: The chatbot must be able to engage with leads in a manner that nurtures the relations...

    $337 (Avg Bid)
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    I'm looking for a developer who can help us set up a Stripe payment method within our Webflow website for a SaaS product. Key Requirements: - The website is built on Webflow, so experience with this platform is essential. - The payment method should primarily be subscription-based, and be capable of managing refunds. - We also need to integrate Google login for users, so experience with this is a plus. The deliverable is a fully functional payment system that can handle recurring payments for our SaaS product, with Stripe as the payment processor. Ideal Skills: - Proficiency in Webflow - Extensive experience in payment gateway integrations (Stripe and SaaS preferred) - Google login integration expertise - Strong understanding of subscription management and refund capabilities in ...

    $30 (Avg Bid)
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    I am looking for a skilled developer to integrate Razorpay Turbo UPI on my Android app, 6AM Mart. Key Requirements: - Integration of Razorpay Turbo UPI: The app is currently supporting Credit Card and UPI payments. I need Razorpay Turbo UPI integrated seamlessly to provide a smooth user experience. - Seamless User Experience: The integration should not interrupt the user's journey and must maintain the flow of the existing payment process. - Real-time transaction updates: It's crucial for my platform to provide real-time transaction updates to users. - In-app Payment: I'm looking for the integration to be within the app itself, rather than redirecting to a third-party page. Ideal Skills & Experience: - Prior experience with Razorpay Turbo UPI integration - Proficiency ...

    $111 (Avg Bid)
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    I am in need of a proficient app developer who can create a taxi-hailing mobile application similar to Uber. Key Features Required: - Platforms: iOS and Android. The freelancer should have experience with both platforms. - The app needs Real-time GPS tracking – ideally, you should be proficient in using GPS APIs. - The setup of a Payment Gateway is also required, so prior experience in integrating payment gateways is preferred. - An integral part of the app is a Passenger and Driver Rating System, ensuring consistent quality service. Additional Features: - In-App Messaging: Users should be able to communicate via messaging within the app. - Promo Code Functionality: There should be a feature for users to input promotional codes. - Multi-Language Support: The application should s...

    $626 (Avg Bid)
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    I'm in need of a Unity3D game developer to integrate real money payment. The game has been fully developed, I just need to add additional features. The main tasks for this project include: - Integration of real money payment systems. Specifically, I am looking to incorporate Credit/Debit cards as well as mobile payment systems. - Enhancing the game with new features and functionalities. Ideal candidates should have: - Strong experience working with Unity3D and game development. - Prior experience in integrating real money payment systems into games. - A keen eye for game design and the ability to enhance gameplay with new features. - Excellent communication skills to understand and execute my requirements accurately.

    $15 / hr (Avg Bid)
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    I am seeking a capable web designer with an innovative approach to create a modern clothing boutique website for my business. Key Requirements: - I envision having options for size and color variations featured prominently on each product page. - A dedicated section for customer reviews is extremely important, as it will foster trust and assurance for potential buyers. - High-quality product images are a must for my products to entice and attract customers. Ideal Skills: - Exceptional web design skills with a focus on modern aesthetic to provide the best user experience for my customers. - Proficiency in integrating interactive elements such as size/color selectors and customer review sections. - A keen eye for high-quality image rendering and optimization. Experience in e-commerce or ...

    $631 (Avg Bid)
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    106 bids

    I have a food truck and participate in many large events. I would like to be able to provide a public Wifi hotspot at these events. I require an experienced developer to create a captive portal with integrated payment gateway on a portable 5V router paired with a wireless modem. I'm fairly agnostic as to the solution but it should prioritize serving the maximum number of users given the portability limitations and minimize costs. The project's completion requires a working access point with captive portal that meets the stated requirements. KEY REQUIREMENTS: - The solution must be completely portable such as a router powered by USB-C from a power bank. And whatever router is recommended should be able to make the most of that limitation. The solution should be capable of handl...

    $486 (Avg Bid)
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    I'm in need of a PHP script that processes payments and returns a payment ID as response data. Key Requirements: - Payment Processing: The script should be capable of processing payments successfully. - Response Data: The script should return a unique Payment ID after a successful transaction. Skills and Experience: - Proficiency in PHP and payment gateway integration. - Experience in handling payment processing and response data. - Strong understanding of security protocols for online transactions. - Familiarity with handling and parsing API responses. I am open to suggestions for the payment gateway to integrate with, but the primary focus is on the successful processing of payments and returning a payment ID as a response data. Please feel free to reach out with any questions...

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    UPI P2P Software Development 2 days left

    I require a UPI P2P software with the following functionalities: - Receiving money: I need this software to have the capability to receive money from other users. - Transaction history: The software should enable users to view their transaction history. - Payment status marking: It should allow users to mark the status of their payments (e.g. paid, pending). I'm open to suggestions on the optimal operating system for this software. The software should be intuitive, secure and user-friendly. Please share your relevant experience and the technologies you plan to use for this project.

    $710 (Avg Bid)
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    I'm seeking a skilled web developer to craft a dynamic product website focused on cyber security. Essential features include: - A comprehensive product catalog showcasing our diverse array of cyber security solutions. Your ability to effectively organize this catalog for optimal user navigation is crucial. - An intuitive online purchasing system. Experience in creating smooth, secure online purchasing processes is necessary. This project calls for an expert who has previously developed e-commerce platforms, preferably with a fillip of product websites. A strong understanding and interest in cyber security would also be highly advantageous.

    $707 (Avg Bid)
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    I'm looking for an expert in PHP Laravel with solid MySQL database and API integration skills to enhance current website i have (online tutoring platform). i need to hire for 6 months, and he need to work 6 days a week and 8 hours per day, i will pay 5$ per hour Ideal Freelancer: - Must have extensive experience working with PHP Laravel, MySQL, and API integration. - Prior experience developing E-commerce applications is highly desirable. - Strong understanding of user authentication and data management in web applications. - Experience with payment gateway integration would be a plus. Please provide examples of your previous work that demonstrate your expertise in these areas.

    $7 / hr (Avg Bid)
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    I'm looking for a professional who can help me automate the payment capturing process in Razorpay My application Stackfood already has Razorpay API integrated. When a user makes an order it doesn't get captured automatically in Razorpay untill it is done manually. The solution is order APIs have to be implemented. So, seeking a professional who is aware of implementing order APIs in Laravel. Order API implementation guide...

    $18 (Avg Bid)
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    12 bids

    I have a casino game that update the payment gateway. I need to integrate crypto wallet and to manage the payment with crypto. Metamask, Trustwallet, Phantom, TRONwallet and etc Requirement: - Build frontend for wallet connection modal - Crypto wallet connection - Build smart contract for payment - API integration I can share the development version for checking project and will provide final version to candidate. After checking dev version, candidate can provide the estimationf for completing project and we can discuss more details. Please share experience for similar job. Good luck.

    $24 / hr (Avg Bid)
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    Hello! I need someone to build this site for me, ideally if you already have experience in this industry. As a reference I can offer already finished leaked source codes. (needs to be integrated with Bitcoin payment gateway, and I don't want to redirect users, I want it to be displayed everything on my site) (I will provide Bootstrap frontend)

    $176 (Avg Bid)
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    10 bids

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