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Senior Software Engineer, ML systems in San Jose at PayPal

Date Posted: 7/30/2020

Job Snapshot

Job Description

Fueled by a fundamental belief that having access to financial services creates opportunity, PayPal (NASDAQ: PYPL) is committed to democratizing financial services and empowering people and businesses to join and thrive in the global economy. Our open digital payments platform gives PayPal’s 305 million active account holders the confidence to connect and transact in new and powerful ways, whether they are online, on a mobile device, in an app, or in person. Through a combination of technological innovation and strategic partnerships, PayPal creates better ways to manage and move money, and offers choice and flexibility when sending payments, paying or getting paid. Available in more than 200 markets around the world, the PayPal platform, including Braintree, Venmo and Xoom enables consumers and merchants to receive money in more than 100 currencies, withdraw funds in 56 currencies and hold balances in their PayPal accounts in 25 currencies.

The PayPal Shopping AI team designs, builds, maintains, and improves the machine learning models and ML infrastructure that are used by PayPal's large enterprise clients. Our suite of AI/ML products allow large retailers to easily enable state of the art recommendation systems on their websites and emails, and directly increase their sales, revenue, and user engagement metrics. As a Sr Software Engineer in our fast-moving, small entrepreneurial team, you will design, build, and optimize infrastructure of our multiple recommendation systems, as well as the ML pipeline and data infrastructure. You will own projects end-to-end and drive design decisions that affect millions of users worldwide, using technologies like Apache Spark, Finagle, Apache Cassandra, Redis, Aerospike and Apache Kafka.

What you will do?

  • Design and development of distributed stream processing systems and work on scaling and parallelizing existing AI infrastructure

  • Use Big Data technologies such as Spark/Hadoop to design and build web-scale data pipelines used for feature engineering for AI algorithms

What do you need to succeed?

  • 4+ years of full time relevant experience

  • MS/PhD in Computer Science

  • Experience in Java

  • Experience in Apache Spark, Finagle, Apache Cassandra, Redis, Aerospike and Apache Kafka

  • Penchant for great algorithm design / strong CS fundamentals

  • Ability to work in a fast-paced environment and make pragmatic engineering decisions in a short amount of time

We're a purpose-driven company whose beliefs are the foundation for how we conduct business every day. We hold ourselves to our One Team Behaviors which demand that we hold the highest ethical standards, to empower an open and diverse workplace, and strive to treat everyone who is touched by our business with dignity and respect. Our employees challenge the status quo, ask questions, and find solutions. We want to break down barriers to financial empowerment. Join us as we change the way the world defines financial freedom.

PayPal provides equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, pregnancy, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law. In addition, PayPal will provide reasonable accommodations for qualified individuals with disabilities. If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at



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