Senior Software Engineer (Full Stack)

STUBHUB INC.; Aliso Viejo (CA); Hybrid; USD 200,000 - 370,000; Full time

Job summary

StubHub, Inc. in Aliso Viejo, CA seeks a Senior Software Engineer (Full Stack) to develop and maintain backend and frontend components, tackle complex concurrency and distributed data challenges, and drive stability and scalability across services.

The role emphasizes building scalable APIs, working with .NET/C#, Typescript, and React, and improving system reliability with strong engineering practices. Telecommuting may be allowed up to 2 days per week.

Qualifications

• Master's degree or U.S. equivalent in CS, Software Engineering, Computer Engineering, or related field plus 3 years of full-stack experience.
• Bachelor's degree or U.S. equivalent in CS, Software Engineering, Computer Engineering, or related field plus 5 years of full-stack experience.

Responsibilities

• Develop, optimize, and maintain backend and frontend components across multiple languages and frameworks.
• Address advanced concurrency and distributed data challenges with best practices.
• Refactor and optimize core platforms for stability and scalability.
• Design features that balance innovation with production readiness and reliability.
• Contribute to monitoring, observability, and incident response for high availability.
• Collaborate with peers to review architectures and uphold high software design standards.
• Build scalable APIs and microservices for global applications.
• Develop large-scale distributed systems supporting millions of users.

Skills

User-centered design

NET & C#

Typescript & React

POS systems

SQL Server

Web APIs & microservices

Full-stack development

Distributed systems

Education

Master's degree in Computer Science, Software Engineering, or related field

Bachelor's degree + 5 years of experience in software development

Tools

.NET/C#

Typescript

React

SQL Server

APIs / microservices

POS domain experience

Job description

Senior Software Engineer (Full Stack) (StubHub, Inc., Aliso Viejo, CA)

• Develop, optimize, and maintain backend and frontend components across multiple programming languages and frameworks, ensuring high performance, reliability, and cross-platform consistency (15%).
• Solve advanced technical challenges in areas such as concurrency, distributed data consistency, latency reduction, and cross-service interactions, applying best practices and rigorous problem-solving techniques (10%).
• Refactor and improve core platforms through system-level optimizations, infrastructure enhancements, and automation to increase stability, scalability, and developer efficiency (15%).
• Design and implement features and services that improve system responsiveness, operational reliability, and long-term maintainability, balancing technical innovation with production readiness (20%).
• Contribute to robust monitoring, observability, and incident-response processes, ensuring resilient and highly available platform operations (10%).
• Collaborate with engineering peers to review architectures, share technical knowledge, and adopt high standards for software design, testing, and deployment (10%).
• Implement technically complex solutions that advance platform capabilities, improve system performance, and support sustained operational excellence across multiple services (10%).
• Build and enhance large-scale, distributed systems that support millions of users, focusing on high availability, fault tolerance, and maintainable architectures (10%).
• Telecommuting may be permitted up to 2 days per week. When not telecommuting, must report to StubHub, Inc. at 65 Enterprise, Suite 33, Aliso Viejo, CA 92656.

Salary: $200,000 - $370,000 per year.

MINIMUM REQUIREMENTS:

• Master's degree or U.S. equivalent in Computer Science, Software Engineering, Computer Engineering, or a related field, plus 3 years of professional experience as a Software Engineer, Software Developer, or any occupation, job title, position performing full-stack user experience (UX).
• In lieu of a Master's degree plus 3 years of experience, the employer will accept a Bachelor's degree or U.S. equivalent in Computer Science, Software Engineering, Computer Engineering, or a related field, plus 5 years of professional experience as a Software Engineer, Software Developer, or any occupation, job title, position performing full-stack user experience (UX).

Must also have experience in the following:

• 3 years of professional experience applying user- centered design principles to integrate business-critical functionalities to deliver a seamless user experience
• 3 years of professional experience developing, maintaining, and improving web applications built with .NET and C#
• 3 years of professional experience utilizing Typescript and React to build user interfaces (UIs) for web applications
• 3 years of professional experience owning web application for web-based point-of-sale (POS) for ticket reselling
• 3 years of professional experience writing SQL Server queries against large-scale data including optimization of stored procedures and query plan performance review
• 3 years of professional experience performing full-stack development, designing and implementing front-end and back-end solutions including building scalable APIs and microservices for global applications