PayPal · 2 hours ago
Senior Software Engineer - Full Stack
San Jose, CA
Full-time
Hybrid
Mid, Senior Level
$124K/yr - $213K/yr
3+ years expPayPal has been revolutionizing commerce globally for more than 25 years. As a Senior Full Stack Developer on the Personalization Platform team, you will design and build web applications and backend services that support large-scale personalization systems, collaborating with cross-functional teams to create robust system designs and user experiences.
E-Commerce PlatformsFinTechMobile PaymentsTransaction Processing
Responsibilities
Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles
Advises immediate management on project-level issues
Guides junior engineers
Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
Applies knowledge of technical best practices in making decisions
Qualification
Required
3+ years relevant experience and a Bachelor's degree OR Any equivalent combination of education and experience
Strong proficiency in frontend technologies such as React, TypeScript, JavaScript, Redux, or modern UI frameworks
Experience building robust backend services using Java, Node.js, Python, or Go
Strong understanding of REST APIs, microservices, and distributed systems
Experience integrating with cloud environments (GCP, AWS, Azure) and containerized services (Docker, Kubernetes)
Familiarity with relational and NoSQL databases, caching systems, and data modeling principles
Solid understanding of CI/CD, automated testing, observability, and secure software development practices
Excellent communication skills, with the ability to translate user needs into technical solutions
Preferred
Experience developing tools that support ML workflows (feature management, model monitoring, dashboards, experimentation tooling)
Familiarity with data streaming frameworks (Kafka, Flink) or real-time data processing pipelines
Experience working with ML model metadata, feature stores, or model registries
Understanding of A/B testing methodologies and experimentation dashboards
Background building internal developer tools or platform engineering products
Benefits
Flexible work environment
Employee shares options
Health and life insurance
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
Crowdfund Insider
2025-12-28
2025-12-24
Company data provided by crunchbase