Senior Backend Engineer - Java Microservices, Hybrid

PayPal Inc.; San Jose (CA); Hybrid; USD 170,000 - 244,000; Full time

Benefits offered by this job

Hybrid work model

Healthcare coverage for you and family

Job summary

PayPal is seeking a highly skilled backend engineer to design, develop, and optimize core transaction systems powering millions of daily operations. You will design RESTful services and scalable microservices using Java and Spring Frameworks, while mentoring junior engineers and collaborating across teams to deliver high-quality products.

Applicants should have a Master’s or Bachelor’s degree in CS/Engineering with several years of experience, plus expertise in distributed systems, cloud

Qualifications

• Master's or foreign equivalent in Computer Science, Engineering, or closely related field plus two years of experience.
• Bachelor's or foreign equivalent in Computer Science, Engineering or closely related field plus five years of experience.
• Experience designing and developing large-scale distributed software applications using OO design and Java (2 years).
• Experience designing and building RESTful APIs for microservices (2 years).
• Experience with Spring Frameworks including Spring Boot, Spring Security, Spring Data, Spring MVC, Spring Cloud, Spring Batch, and WebSocket (2 years).
• Experience with cloud platforms such as AWS, GCP or Azure (2 years).
• Strong knowledge of data structures, algorithms, and enterprise design patterns (2 years).
• Experience with SQL/NoSQL databases and ORM tools like Hibernate (2 years).
• Experience building asynchronous event-driven enterprise systems using messaging frameworks like Kafka and ActiveMQ (2 years).
• Experience in performance/reliability optimization of systems (2 years).
• Experience designing scalable, high-performance microservices (2 years).
• Exposure to GraphQL and mobile platforms (1 year).

Responsibilities

• Design, develop, and optimize core systems powering millions of transactions daily.
• Design and implement RESTful services for scalable, reliable backend solutions.
• Build and optimize scalable backend systems and troubleshoot issues with rapid iteration.
• Collaborate with cross-functional teams to deliver high-quality products.
• Mentor junior engineers.
• Maintain proficiency in backend development with Java, Python, Ruby on Rails, Spring MVC, Hibernate.

Skills

Java

Python

Ruby on Rails

Spring MVC

Hibernate

RESTful APIs

Microservices

Distributed systems

Apache Kafka

ActiveMQ

GraphQL

Cloud platforms (AWS/GCP/Azure)

SQL

Education

Master's degree in Computer Science or Engineering

Bachelor's degree in Computer Science or Engineering

Tools

Spring Boot

Spring Security

Spring Data

Spring MVC

Spring Cloud

Spring Batch

WebSocket

GraphQL

AWS

GCP

Azure

Hibernate ORM

Kafka

ActiveMQ

Job description

PayPal is seeking a highly skilled backend engineer to design, develop, and optimize core transaction systems powering millions of daily operations. You will design RESTful services and scalable microservices using Java and Spring Frameworks, while mentoring junior engineers and collaborating across teams to deliver high-quality products.

Applicants should have a Master’s or Bachelor’s degree in CS/Engineering with several years of experience, plus expertise in distributed systems, cloud