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Software Engineer II in Chicago, Illinois, United States of America at PayPal

Date Posted: 6/8/2022

Job Snapshot

Job Description

At PayPal (NASDAQ: PYPL), we believe that every person has the right to participate fully in the global economy. Our mission is to democratize financial services to ensure that everyone, regardless of background or economic standing, has access to affordable, convenient, and secure products and services to take control of their financial lives.

Every time you pay for an Uber ride or book on Airbnb, you’re using our product. Braintree lets you move money from one place to another safely and securely. Our payment gateways are complemented by a plethora of products and features to enhance merchant and consumer experiences. Think: marketplaces, security, recurring billing, contextual commerce, and more. It sounds complex (and it is), but we make it so simple, you wouldn't know we were there. At Braintree, opportunities to shine happen daily. We value what makes you different, and encourage you to act on your ideas -- no matter how pie-in-the-sky. You bring skills and a customer-first mentality, and we'll bring the tools and environment you need to do the best work of your life. Check us out - Braintree on The Muse | LinkedIn | Glassdoor | Facebook | Twitter

The Team (About ECS PD)

The Enterprise Cyber Security Product Development Team is the research and development arm of PayPal’s Enterprise Cyber Security Organization. The team is tasked with building & maintaining best in class security platforms (such as crypto, SOAR - Security Orchestration, Automation, and Response, fraud prevention and attack mitigation) that keep PayPal and millions of users safe online. As PayPal continues its march towards a billion active users, the demand for resilience and scale from the team’s products has never been greater. ECS Product Development teams are structured to excel through collaboration and by supporting each other.

Our focus is on teaming with smart engineers who are passionate about their craft and excited to build software for our unique solutions in the space. In our teams, developers have the chance to work on various teams and stacks. Here’s a bit more about us:

  • We build what we love and we own what we build. We take great care to build the best products and we ensure its quality through all life stages of the product.
  • Communication is key to our process, and we don't want to hinder it with walls. Many teams program in pairs, which means you always have another set of eyes to help you.
  • We practice test-driven development and believe that it helps us deliver simple solutions focused on real customer needs. We have no QA department – developers test, release and monitor their own code.
  • We keep the team in sync with daily stand-ups and have regular retrospectives to discuss things that are going well and opportunities for improvements.
  • We value unique perspectives brought by diverse backgrounds and experiences. A broad range of ideas and perspectives help us to create the best possible product.

The Role (Job Description Summary)

Do you enjoy building large scale applications that are integral to the success of the company? Are you passionate about driving innovation and delivering quality products that delight customers?

As a Staff Software Engineer on the Enterprise Cyber Security Crypto team, you will be responsible for building the next generation of cryptography & security products that support our ever-growing digital payments & wallet products in the cloud. You will be making key technology decisions, building & maintaining large production grade distributed systems, collaborating with other senior engineers and managers to envision systems that will keep PayPal and our customers safe well into the future. Mentoring other engineers is an important success criterion for this role.  

What You’ll Do (Key Responsibilities)

  • Anchor major team initiatives to build and improve high impact distributed security and crypto systems, grow the scale of our products, reduce complexity, and burn down technical debt 
  • Develop solutions that bring industry leading security and crypto practices to PayPal and that solve the needs of our customers and compliance teams with an eye towards self-service products backed by efficient operations 
  • Mentor & grow other software engineers
  • Be ready to exercise pair programming to deliver high quality output
  • Lead detailed code-reviews and provide constructive feedback to team-mates
  • Leverage agile processes & practices to ensure the highest levels of operational resiliency & security standards
  • Collaborate with leadership, peers, product & program management, and customers to effectively to deliver solutions and projects 
  • Support production systems 24/7 (Team rotation based)
  • Lead Blameless Postmortems for production incidents
  • Own products & services and delight customers everyday
  • Be kind and help others

What We’re Looking For (Qualifications)

  • 5+ years of experience in software engineering, programming with Java, NodeJS, Python or Go
  • Design and Operational Experience with large scale production grade secure distributed systems 
  • Knowledge of Applied Cryptography (Symmetric/Asymmetric Keys Algorithms, certificates, TLS)
  • Comfortable with multi-threaded applications and development of REST based APIs
  • Good Linux skills and understanding of the operating systems 
  • Good working knowledge of data structures, algorithms, software design & patterns
  • Clean development practices including writing extensive unit & functional test cases (that also cover non-functional requirements like security, availability and performance) and using Continuous integration and deployment practices right from the beginning.

Nice to have (Don’t worry if you don’t have these skills. You can always learn these skills after joining us)

  • Understanding of AWS or GCP technologies 
  • Experience with Docker and Kubernetes 
  • Experience with monitoring/logging tools and best practices 
  • Experience with OpenSSL Libraries
  • Experience with C++

Our Benefits:

At PayPal, we’re committed to building an equitable and inclusive global economy. And we can’t do this without our most important asset—you. That’s why we offer benefits to help you thrive in every stage of life. We champion your financial, physical, and mental health by offering valuable benefits and resources to help you care for the whole you.

We have great benefits including a flexible work environment, employee shares options, health and life insurance and more. To learn more about our benefits please visit

Who We Are:

Click Here to learn more about our culture and community.

PayPal has remained at the forefront of the digital payment revolution for more than 20 years. By leveraging technology to make financial services and commerce more convenient, affordable, and secure, the PayPal platform is empowering more than 400 million consumers and merchants in more than 200 markets to join and thrive in the global economy. For more information, visit

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

As part of PayPal’s commitment to employees’ health and safety, we have established in-office Covid-19 protocols and requirements, based on expert guidance. Depending on location, this might include a Covid-19 vaccination requirement for any employee whose role requires them to work onsite. Employees may request reasonable accommodation based on a medical condition or religious belief that prevents them from being vaccinated.



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