Senior Software Engineer - Backend (Java)

Job Summary

Meet our team. The Payments Risk Engineering team is responsible for fraud detection and risk management at PayPal. We design, build, and support the services that are called on every money movement transaction between PayPal and its users and partners. Our solutions scale across millions of interactions, integrate with other APIs in real time, and deliver high availability and configurability to the business. We stay current with advances in technology and science and tie them back to business needs.

What you need to know about the role

We re looking for a Senior Software Engineer to strengthen the risk prevention and mitigation systems that protect PayPal and its customers from fraud. Our team owns fraud detection, and risk management services across PayPal globally. These services are called on every interaction between users, partners, and PayPal. We also apply advances in AI, machine learning, and data science to real business problems.

Essential Responsibilities

• Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles.
• Advises immediate management on project-level issues
• Guides junior engineers
• Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
• Applies knowledge of technical best practices in making decisions

Minimum Qualifications

• 3+ years relevant experience and a Bachelor s degree OR Any equivalent combination of education and experience.

Your way to impact

- Protect customers and PayPal by building real-time risk systems that scale across millions of transactions.

- Keep payments seamless for good users while stopping fraud, with services that are highly available, reliable, and configurable.

- Shape the technical direction of the team by challenging the status quo, bringing fresh ideas, and championing clean, scalable engineering practices.

- Reduce technical debt and raise the quality bar for software and the team.

Your day to day

• Design, develop, and test features and services for our risk applications.
• Work with product managers in an agile setting to deliver high-quality solutions on time.
• Partner with developers, product, design, and analytics teams to explore new ideas and opportunities.
• Work with operations teams to keep services highly available and reliable.
• Take part in code reviews to maintain code quality.
• Contribute to our automated test suite to enable fast, reliable continuous integration.
• Communicate clearly with non-technical stakeholders.
• Be proactive: anticipate issues and handle them before they escalate.

What you need to bring

• Bachelor s degree in computer science or a related technical discipline with 4-6 years of experience.
• Strong applied experience: you ve built, broken, and rebuilt software, and you know how to ship real-world products.
• Proficiency in back-end development with Java EE technologies (Java, application servers, servlet containers, JMS, JPA).
• Strong object-oriented programming skills and the ability to turn requirements into scalable designs.
• Experience designing and building REST APIs and web services or microservices in a commercial setting.
• Experience with design patterns, MVC, and frameworks such as Spring.
• Experience with service-oriented architectures and scalable, distributed Java services.
• Skill in designing for reliability, availability, scalability, and performance.
• Familiarity with engineering tools and practices such as Java build tools, unit testing, test automation, and CI.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.