Job Summary:

Job Description:

PayPal, Inc. seeks Sr Software Engineer in San Jose, CA

Job Duties: Design, develop, and maintain rule-based systems using a custom Domain-Specific Language (DSL) built with ANTLR, including grammar definition, parser generation, and runtime execution. Design and implement decision engine and execution systems in Java to evaluate and process business rules at scale. Design and build Python backend services that power collaborative rule authoring, API integrations, and platform tooling. Engineer high-throughput, low-latency data pipelines using Apache Kafka to enable real-time event streaming and data processing across backend systems. Develop and optimize SQL queries and data models, and leverage cloud data technologies such as BigQuery and Bigtable to support data extraction, transformation, and operational reporting. Design, configure, and manage Kubernetes environments including deployment pipelines, scaling strategies, and cluster operations. Leverage Google Cloud Platform technologies such as Google Kubernetes Engine (GKE) and Dataproc for scheduled jobs to build and operate cloud-native applications. Develop and maintain comprehensive test suites including unit, integration, and end-to-end tests to ensure system reliability and code quality across all platform components. Work with monitoring and observability tools to instrument services, track system health, set up alerts, and diagnose production issues in real time. Participate in on-call rotation to provide operational support for the platform, triage and resolve production incidents, and drive root cause analysis and post-incident reviews. Mentor and guide junior engineers through code reviews, design discussions, and knowledge-sharing sessions, fostering a culture of technical excellence and continuous learning within the team. Partial telecommuting permitted from within a commutable distance.

Minimum Requirements: Master's degree, or foreign equivalent, in Computer Science, Software Engineering, or a closely related field plus three years of experience in the job offered or a related occupation. Employer will accept a Bachelor's degree, or foreign equivalent, in Computer Science, Software Engineering, or a closely related field plus five years of experience in the job offered or a related occupation.

Special Skill Requirements:

1. Java programming experience with focus on building decision engine, rule execution systems, and DSL runtime environments (3 years).

2. Experience designing and developing rule-based systems using custom Domain-Specific-Languages (DSL) with ANTLR or equivalent parser-generator frameworks (3 years).

3. Experience designing and implementing Python backend services to support collaborative rule authoring, API development, and platform tooling (3 years).

4. Experience working with relational databases like MySQL and cloud data technologies, including BigQuery and Bigtable for data logging, extraction, transformation and reporting for building reporting systems (3 years).

5. Experience with Google Cloud Platform (GCP) technologies including Google Kubernetes Engine (GKE) and Dataproc for scheduled job processing, to build and operate cloud-native applications at scale (3 years).

6. Experience instrumenting signals via micrometer logging, and setting up dashboards to capture different platform metrics of the rule execution system using monitoring platforms like Datadog or similar data observability platforms (3 years).

7. Experience working with Apache Kafka ecosystem to enable high-throughput, low-latency data streaming for the EDM rule decision platform (2 years).

8. Experience developing end to end testing pipeline, including unit, integration and shadow testing specific to rule flows utilizing CI/CD pipelines like Jenkins/Harness, and Kubernetes deployment creation to trigger shadow testing (2 years).

9. Experience with sound system design and architecture to define non-functional requirements for software project and make reasonable trade-offs while designing systems (2 years).

Additional Responsibilities & Preferred Qualifications:

The base pay for this role will depend on where you work and the relevant experience and expertise you bring. The expected range of pay for this role by location is:

Primary Location | Pay Range:

San Jose, California | Salary: $169,576.00-243,500.00 per annum. 40 hours per week; M-F, 9:00 a.m. to 5:00 p.m.

Additional compensation for this role may include an annual performance bonus, equity, or other incentive compensation, as applicable.

Must be legally authorized to work in the U.S. without sponsorship.

Subsidiary:
PayPal

Travel Percent:
0

PayPal does not charge candidates any fees for courses, applications, resume reviews, interviews, background checks, or onboarding. When making an application directly, we will never ask you to share passwords, one-time passcodes (OTP), or verification codes. Any such request is a red flag and likely part of a scam. All communication regarding your application will come from official PayPal email domains. If you suspect fraudulent activity, please report it immediately. To learn more about how to identify and avoid recruitment fraud please visit https://careers.pypl.com/contact-us.

For the majority of employees, PayPal's balanced hybrid work model offers 3 days in the office for effective in-person collaboration and 2 days at your choice of either the PayPal office or your home workspace, ensuring that you equally have the benefits and conveniences of both locations.

Our Benefits:

At PayPal, we're committed to building an equitable and inclusive global economy. And we can't do this without our most important asset-you. That's why we offer comprehensive, choice-based programs, to support all aspects of personal wellbeing-physical, emotional, and financial-delivering meaningful value where it matters most. We strive to create a flexible, balanced work culture with a holistic approach to benefits, including generous paid time off, healthcare coverage for you and your family, and resources to create financial security and support your mental health.