Java Backend Developer / Java Backend Engineers

Java Backend Developer / Java Backend EngineersDuration: 6+ MonthsRate: $50-70/hr on Amtex W2- MAX- Depends on experience.Location: Onsite in San Jose, CA (3 days onsite and 2 days remote)Request Overview: We are requesting (Java Backend Engineers) to support the Venmo project.Key SkillsStrong expertise in Java, Spring, and Spring BootCloud experience with GCP (preferred)Interview ProcessCoding Round (Java / Spring Boot)System Design InterviewHiring Manager InterviewAbout the ProjectThe Next Gen Risk Ecosystem (NGRE) initiative is focused on advancing PayPal's risk systems to strengthen platform trust, drive sustainable growth, and maintain a competitive edge through modernization and innovation. Key Challenges Addressed:Increasing fraud complexity and pressureFragmented and outdated defense systemsLegacy infrastructure limiting agility and scalabilityThe mission is to modernize risk defenses using AI/ML-driven automation, modular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.Role OverviewWe 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.Key ResponsibilitiesDesign, develop, and deploy scalable Java-based microservices and RESTful APIs using Spring and Spring BootCollaborate with Data Scientists, Product Managers, and Architects to deliver end-to-end risk management solutionsImplement and optimize CI/CD pipelines using Harness or JenkinsDeploy and support applications across GCP (AWS experience a plus)Improve backend performance, scalability, and resilience in distributed cloud environmentsIntegrate with modern data platforms and decision services supporting real-time fraud detectionUtilize AI-assisted development tools (GitHub Copilot, Claude, Cursor) to accelerate development and testingTroubleshoot complex system issues and implement root-cause fixesSupport platform modernization using Docker, Kubernetes, and NoSQL technologies where applicableQualificationsEducation & ExperienceBachelor's degree in Computer Science, Engineering, or a related field3+ years of professional enterprise software development experienceTechnical SkillsStrong proficiency in Java, J2EE, Spring Framework, and Spring BootSolid understanding of RESTful API designExperience with relational databases (Oracle, MySQL); familiarity with NoSQLHands-on experience with CI/CD pipelines (Harness or Jenkins)Cloud deployment experience (GCP preferred, AWS a plus)Knowledge of Docker, Kubernetes, and distributed systems architectureFamiliarity with AI-powered development toolsProfessional AttributesSelf-motivated with strong ownership and accountabilityExcellent analytical, debugging, and problem-solving skillsComfortable working in fast-paced, evolving environmentsCollaboration & CommunicationProven ability to work in cross-functional, matrixed teamsStrong communication skills with both technical and non-technical stakeholdersAbility to translate complex business requirements into scalable technical solutionsTeam & Business ContextTeam: Xoom Risk EngineeringReason for Need: Workload surge and resource backfillExtension / Conversion: Yes, based on performance and budgetTypical Day in the RoleDevelop, enhance, and maintain multiple Java-based microservices applications across Xoom and PayPal platformsSupport a portfolio of 40+ applications, ensuring performance, reliability, and stabilityLead re-architecture initiatives to modernize legacy systems into cloud-native, modular microservicesPerform ongoing enhancements, bug fixes, and feature developmentCollaborate with platform and infrastructure teams to align with NGRE standardsParticipate in code reviews, testing, and deployment to ensure high-quality, maintainable code