Spark 3 and GPUs to Reduce Cloud cost by up to 70%
The PayPal Technology Blog
by Ilay Chen
1M ago
By Ilay Chen and Tomer Akirav At PayPal, hundreds of thousands of Apache Spark jobs run on an hourly basis, processing petabytes of data and requiring a high volume of resources. To handle the growth of machine learning solutions, PayPal requires scalable environments, cost awareness and constant innovation. This blog explains how Apache Spark 3 and GPUs can help enterprises potentially reduce Apache Spark’s jobs cloud costs by up to 70% for big data processing and AI applications. Our journey will begin with a brief introduction of Spark RAPIDS — Apache Spark’s accelerator that leverages ..read more
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Declarative Feature Engineering at PayPal
The PayPal Technology Blog
by Marina Lyan
3M ago
Photo by fabio on Unsplash PayPal supports over 400 million active consumers and merchants worldwide. Every minute there are several thousand payment transactions. To prevent fraud in real-time at such a scale, we need to streamline our ML workflow and feature engineering processes to build strong predictors of behaviors and risk indicators. On top of that, it must be done with consistently predictable Time to Market (TTM) and sustainable Total Cost of Ownership (TCO). What is declarative feature engineering? While the declarative feature engineering term was first introduced by Zipline A ..read more
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Streamlining Developer Productivity with the PayPal Visual Studio Code Extension
The PayPal Technology Blog
by Asish Mohanty
4M ago
In the ever-evolving landscape of software development, productivity and efficiency have become paramount to success. Developers are constantly juggling multiple tasks, from navigating complex codebases to integrating third-party services, all while maintaining the highest quality standards. To address these challenges, it is crucial to equip developers with the right tools and capabilities to optimize their workflows and enhance their overall experience. How the PayPal Visual Studio Code Extension Simplifies Developer Experience The PayPal Visual Studio (VS) Code extension offers a streamlin ..read more
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Managing Recurring Payments with Apple Pay Using PayPal
The PayPal Technology Blog
by PayPal Tech Blog Team
4M ago
Recurring payments have become an integral part of the modern digital economy, offering convenience and predictability for both consumers and businesses. Our previous post highlighted different methods of integrating Apple Pay® with PayPal. This blog explores recurring payments using PayPal and Apple Pay, showing how using it can streamline transactions and benefits end users. How Recurring Payments with PayPal and Apple Pay Work A recurring payment is an agreement between a buyer and a merchant. It allows the merchant to charge the buyer’s chosen payment instrument (typically a cre ..read more
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Accept E-Commerce Payments Easily with PayPal’s Buttons Component
The PayPal Technology Blog
by Arit Developer
5M ago
Accepting online payments is now a universal must-have, catering to everyone from solo entrepreneurs to massive global corporations. PayPal’s Standard Checkout allows for seamless integration of PayPal’s Payment Buttons component into your e-commerce app, granting you the power to accept online payments. In this guide, I am going to show how to add Standard Checkout to a simple shopping app, built with HTML and NodeJS. Guide Overview Part 1. Prerequisites Part 2a. Basic Integration — Code Setup Part 2b. Basic Integration — Checkout Flow Part 3a. Custom Integration — Code Setup Part 3b. Cu ..read more
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Why You Should Attend PayPal’s Developer Meetup at Money20/20
The PayPal Technology Blog
by PayPal Tech Blog Admin Account
6M ago
The world of technology is constantly evolving, and developers are at the forefront of this dynamic landscape. Staying updated on the latest trends, tools, and innovations is not just a choice but a necessity for those in the tech industry. That’s why PayPal’s Developer Meetup at Money20/20 in Las Vegas this October should be on every developer’s radar. In this blog, we’ll delve into why developers should care about and attend this event. The event will be on October 23 at Meeting Room 2404 in the Venetian from 4–6 p.m. PST. Connect with PayPal’s Leadership Ever wished you could pick the ..read more
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PayPal Streamlines Checkout Integration Workflows with GitHub Codespaces
The PayPal Technology Blog
by Nikema Prophet
6M ago
In the fast-paced digital payment world, seamless integration is essential for developers aiming to embed PayPal into their applications. This is particularly important when integrating with payment gateways, like PayPal, which are pivotal in ensuring successful and secure transactions. Traditional challenges in local integration environments involve time-intensive configuration, potential issues due to environment disparities, security complexities with sensitive data, and the burden of continuous maintenance to adapt to changing needs. To streamline the integration process for developers an ..read more
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Graph Usage in Combating ATO Fraud Risk
The PayPal Technology Blog
by Xinyu Zhang
6M ago
Source: by jannoon028 on FreepikIntroducing ATO and Graph Account takeover is a fraud risk in online payments that PayPal takes seriously and works actively to preempt to protect our customers’ money and trust. At PayPal, use of a real-time graph database — a data structure that describes the relationships between the objects by using an edge to represent a relationship, and a vertex to represent an object — has helped a lot in fighting fraudulent behaviors such as account take over as reviewed in another previous technology post. There are many clues during online activities to ..read more
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Scaling Kafka to Support PayPal’s Data Growth
The PayPal Technology Blog
by Monish Koppa
7M ago
Apache Kafka is an open-source distributed event streaming platform that is used for data streaming pipelines, integration, and ingestion at PayPal. It supports our most mission-critical applications and ingests trillions of messages per day into the platform, making it one of the most reliable platforms for handling the enormous volumes of data we process every day. To handle the tremendous growth of PayPal’s streaming data since its introduction, Kafka needed to scale seamlessly while ensuring high availability, fault tolerance, and optimal performance. In this blog post, we will provid ..read more
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Intro To JavaScript Service Workers
The PayPal Technology Blog
by Patricio Vargas
10M ago
If you have been working with web applications and used progressive web applications most likely you have heard the term Service Worker. If you haven’t, I’m going to teach you the basics of a Service Worker so you can leverage the power of them and use them in your web applications. Overview What is a Service Worker? Service Worker Lifecycles Installing the Service Worker Activate Service Worker Active Service Worker Redundant Service Worker What is a Service Worker? A Service Worker is a type of web worker that runs in the background of a web application, inde ..read more
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