Senior Software Engineer - Customer Identity jobs in United States
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StubHub · 3 hours ago

Senior Software Engineer - Customer Identity

StubHub is on a mission to redefine the live event experience on a global scale. As a Senior Software Engineer on the Customer Identity Engineering team, you will work on improving and maintaining the core systems that authenticate and authorize users across our platforms, collaborating with data scientists to build advanced detections to prevent Auth-N / Auth-Z abuse.

E-CommerceMarketplaceTicketing
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H1B Sponsor Likelynote

Responsibilities

Design, build, and maintain scalable authentication and authorization services
Implement security features to protect against common vulnerabilities (e.g. OWASP top 10)
Collaborate with data science teams to integrate machine learning models aimed at identifying and preventing suspicious login activity
Monitor and improve the performance of identity-related services
Investigate and troubleshoot issues related to account security, user identity, and authentication failures
Drive improvements in security protocols, performance optimization, and user experience
Keep up to date with the latest security and identity management trends and apply that knowledge to your work

Qualification

Authentication servicesAuthorization servicesSecurity protocolsBackend developmentMachine learning conceptsCloud platformsContainerization technologiesDistributed systemsDatabase experienceProblem-solving skillsCollaboration skills

Required

5+ years of experience in software engineering, ideally with a focus on authentication, authorization, and identity services
Proficiency in backend development using languages such as Java, C#, or Python
Experience working with security protocols such as OAuth, SAML, OpenID Connect, and WebAuthN
Familiarity with building and maintaining scalable, distributed systems
Experience working with databases, both relational (e.g., MSSQL, MySQL, PostgreSQL) and NoSQL (e.g., DynamoDB, Cassandra)
Understanding foundational concepts of machine learning (Supervised / Unsupervised) and the ability to collaborate with data scientists on implementations
Worldclass problem-solving skills and the ability to think critically about security, reliability, and performance

Preferred

Working Knowledge of cloud platforms (AWS, GCP, Azure), hands-on experience building and owning a cloud optimized service
Expert experience with containerization and hosting technologies (e.g., Docker, Kubernetes)
Familiarity with monitoring and alerting tools such as Prometheus / Grafana
Previous experience leveraging Machine Learning to augment authentication services to identify fraudulent/ anonymous logins

Benefits

401k
Premium Health, Vision, and Dental Insurance options
Paid time off
Paid parental leave

Company

StubHub is a ticket marketplace where users buy and sell tickets for sports, concerts, theater, and live events. It is a sub-organization of eBay.

H1B Sponsorship

StubHub 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 (35)
2024 (20)
2023 (20)
2022 (4)
2021 (4)
2020 (33)

Funding

Current Stage
Public Company
Total Funding
$59.23M
Key Investors
ViagogoStephens GroupBEA Systems
2025-09-17IPO
2021-12-23Series Unknown· $39.63M
2021-09-08Acquired

Leadership Team

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Connie James
Chief Financial Officer
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Company data provided by crunchbase