PayPal · 2 hours ago
Staff Site Reliability Engineer (Mobile)
San Jose, CA
Full-time
Hybrid
Senior Level, Lead/Staff
$138K/yr - $236K/yr
5+ years expPayPal has been revolutionizing commerce globally for over 25 years, providing innovative payment solutions to consumers and businesses. The Staff Site Reliability Engineer (Mobile) will ensure the reliability, scalability, and performance of mobile systems, focusing on enhancing app stability and performance through automation and monitoring.
E-Commerce PlatformsFinTechMobile PaymentsTransaction Processing
Responsibilities
Manage and deliver large-scale reliability improvement projects, ensuring systems are performant, available, and resilient
Drive the identification of performance bottlenecks and lead initiatives to optimize and scale critical systems and services
Architect and implement scalable infrastructure solutions to support growing user demands while maintaining system reliability
Lead the design and enhancement of monitoring frameworks, ensuring systems are highly observable, and support the response to production incidents
Take ownership of improving system resilience by designing fault-tolerant architectures and implementing disaster recovery strategies
Lead capacity planning initiatives to ensure system resources are proactively managed, preventing downtime or performance degradation under high load
Work closely with development, operations, and other technical teams to ensure seamless system integration and align on best practices for reliability
Act as a technical mentor within the organization, guiding teams through complex reliability challenges and promoting a culture of excellence
Help define and execute long-term reliability engineering strategies and standards to ensure the scalability and performance of core services
Develop and enforce best practices for operational excellence, including automation, incident management, and system monitoring, across engineering teams
Qualification
Required
5+ years relevant experience and a Bachelor's degree OR Any equivalent combination of education and experience
Expertise defining and implementing SLIs/SLOs for distributed and client-server systems
Hands-on experience with Datadog or similar platforms for monitoring, alerting, and dashboards
Proven ability to lead on-call rotations, incident response, and postmortems
Strong programming skills in Python, Go, or similar, with working knowledge of Swift or Kotlin for client instrumentation
Experience building automation and internal tools to improve reliability and efficiency
Skilled in integrating CI/CD systems (Harness, Jenkins, Fastlane) for mobile deployments
Partner with engineering teams to ensure robust monitoring, alerting, and dashboards for critical mobile services
Create and maintain runbooks and playbooks to standardize operational practices and empower teams to self-manage reliability
Lead post-incident reviews, identify areas for improvement, and help implement proactive reliability measures
Collaborate with the Datadog observability team to enhance signal quality and alerting efficiency
Strong communication and leadership skills with a proven ability to mentor and influence across teams
Preferred
Strong knowledge of iOS and/or Android performance and reliability challenges
Experience with Bazel, Gradle, or similar build systems
Familiarity with backend reliability and distributed systems concepts
Proven success introducing on-call or observability practices within engineering teams
Experience with large-scale, customer-facing mobile or fintech systems
Benefits
Flexible work environment
Employee shares options
Health and life insurance
Annual performance bonus
Equity
Medical, dental, vision, and other benefits
Company
PayPal
PayPal is a financial service company that provides online payment solutions to its users worldwide.
10001+ employees
H1B Sponsorship
PayPal has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (945)
2024 (918)
2023 (775)
2022 (921)
2021 (1051)
2020 (1049)
Funding
Current Stage
Public CompanyTotal Funding
$12.17BKey Investors
Kohlberg Kravis RobertsBlueRun Ventures
2025-11-17Post Ipo Debt· $6.95B
2023-06-07Post Ipo Debt· $5B
2015-07-20IPO
Leadership Team
Simon Bladon
CEO, UK
chaloem khompitoon
President & CEO
Recent News
2025-12-31
The European Financial Review
2025-12-31
Company data provided by crunchbase