Java Backend Engineer

Job Title : Java Backend Engineer

Duration: 6+ Months

Location: 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

Key Skills

• Strong expertise in Java, Spring, and Spring Boot

• Cloud experience with GCP (preferred)

________________________________________

Interview Process

1. Coding Round (Java / Spring Boot)

2. System Design Interview

3. Hiring Manager Interview

________________________________________

About the Project

The 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 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• Fragmented and outdated defense systems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.

________________________________________

Role Overview

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.

________________________________________

Key Responsibilities

• 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 (GitHub Copilot, Claude, Cursor) to accelerate development and testing

• Troubleshoot complex system issues and implement root-cause fixes

• Support platform modernization using Docker, Kubernetes, and NoSQL technologies where applicable

________________________________________

Qualifications

Education & Experience

• Bachelor’s degree in Computer Science, Engineering, or a related field

• 3+ years of professional enterprise software development experience

Technical Skills

• Strong proficiency in Java, J2EE, Spring Framework, and Spring Boot

• Solid understanding of RESTful API design

• Experience with relational databases (Oracle, MySQL); familiarity with NoSQL

• 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

Professional Attributes

• Self-motivated with strong ownership and accountability

• Excellent analytical, debugging, and problem-solving skills

• Comfortable working in fast-paced, evolving environments

Collaboration & Communication

• 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 & Business Context

Team: Xoom Risk Engineering

Reason for Need: Workload surge and resource backfill

Extension / Conversion: Yes, based on performance and budget

________________________________________

Typical Day in the Role

• Develop, enhance, and maintain multiple Java-based microservices applications across Xoom and PayPal 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

Interested candidates send your resume to alex@amtexenterprises.com