Java Backend Engineer

Java Backend Engineer

6+ Months

like San Jose, CA (Hybrid - 3 days onsite required). I need some expertise in Java and python. Remember they typically like ex-paypal/ebay folks

• Strong expertise in Java, Spring, and Spring Boot
• Cloud experience with GCP (preferred)

The Next Gen Risk Ecosystem (NGRE) initiative is focused on advancing Pay Pal's risk systems to strengthen platform trust, drive sustainable growth, and maintain a competitive edge through modernization and innovation.

• Increasing fraud complexity and pressure
• Fragmented and outdated defense systems
• Legacy infrastructure limiting agility and scalability

The mission is to modernize risk defenses using AI/ML-driven automation, modular platforms, and unified data and decision layers, enabling seamless risk intelligence across Venmo, Xoom, and Braintree ecosystems.

We are seeking a Java Developer to join the Partnership Risk Engineering team. This role is ideal for a hands-on engineer passionate about scalable system design, cloud-native development, and intelligent automation.

• Design, develop, and deploy scalable Java-based microservices and RESTful APIs using Spring and Spring Boot
• Collaborate with Data Scientists, Product Managers, and Architects to deliver end-to-end risk management solutions
• Implement and optimize CI/CD pipelines using Harness or Jenkins
• Deploy and support applications across GCP (AWS experience a plus)
• Improve backend performance, scalability, and resilience in distributed cloud environments
• Integrate with modern data platforms and decision services supporting real-time fraud detection
• Utilize AI-assisted development tools (Git Hub Copilot, Claude, Cursor) to accelerate development and testing
• Troubleshoot complex system issues and implement root-cause fixes
• Support platform modernization using Docker, Kubernetes, and No
  
  SQL technologies where applicable

• Bachelor's degree in Computer Science, Engineering, or a related field
• 3+ years of professional enterprise software development experience

• Strong proficiency in Java, J2EE, Spring Framework, and Spring Boot
• Solid understanding of RESTful API design
• Experience with relational databases (Oracle, MySQL); familiarity with No
  
  SQL
• Hands-on experience with CI/CD pipelines (Harness or Jenkins)
• Cloud deployment experience (GCP preferred, AWS a plus)
• Knowledge of Docker, Kubernetes, and distributed systems architecture
• Familiarity with AI-powered development tools

• Self-motivated with strong ownership and accountability
• Excellent analytical, debugging, and problem-solving skills
• Comfortable working in fast-paced, evolving environments

• Proven ability to work in cross-functional, matrixed teams
• Strong communication skills with both technical and non-technical stakeholders
• Ability to translate complex business requirements into scalable technical solutions

Team:
Xoom Risk Engineering

Reason for Need:
Workload surge and resource backfill

Extension / Conversion:
Yes, based on performance and budget

• Develop, enhance, and maintain multiple Java-based microservices applications across Xoom and Pay Pal platforms
• Support a portfolio of 40+ applications, ensuring performance, reliability, and stability
• Lead re-architecture initiatives to modernize legacy systems into cloud-native, modular microservices
• Perform ongoing enhancements, bug fixes, and feature development
• Collaborate with platform and infrastructure teams to align with NGRE standards
• Participate in code reviews, testing, and deployment to ensure high-quality, maintainable code