Staff Software Engineer - Web Foundations

StubHub • Seattle, WA

6h • Hybrid

About The Position

StubHub is on a mission to redefine the live event experience on a global scale, aiming to delight customers from ticket search to event entry and provide a safe, convenient platform for sellers. StubHub is seeking a Staff Software Engineer to join its Web Foundations team within Consumer App Foundations (CAF). This team is responsible for building and evolving the shared web platform that powers StubHub’s consumer experiences across web and mobile, serving millions of fans during high-traffic live events. As a Staff Engineer, the role involves operating as a technical leader and force multiplier, owning critical platform strategy, shaping architecture across teams, and driving engineering excellence. The position requires working across frontend and backend systems to design foundational capabilities, influencing multiple roadmaps, and elevating how product teams build, ship, and scale. It is a deeply hands-on role for engineers who thrive on solving complex, ambiguous problems, setting technical direction, and building systems that other engineers depend on daily. The Consumer App Foundations (CAF) team provides shared infrastructure, tooling, and standards for all consumer-facing teams. The Web Foundations team specifically focuses on shared frontend and backend platform services, core web architecture and reusable component libraries, APIs and middleware supporting consumer workflows, performance, reliability, and accessibility at scale, and enabling experimentation and feature velocity. The team partners closely with product, design, data, and vertical engineering teams to ensure StubHub’s foundation supports rapid innovation without compromising quality, performance, or developer velocity.

Requirements

• 8+ years of experience building and scaling production systems, with a strong track record of technical leadership
• Deep expertise in fullstack development, including modern frontend frameworks (React, JavaScript or TypeScript) and backend systems (C#, Java, Python, or similar)
• Proven ability to design and evolve large scale distributed systems and platform architectures
• Experience influencing and delivering across multiple teams or organizational boundaries
• Strong systems thinking with a deep understanding of tradeoffs across performance, scalability, reliability, and developer experience
• Demonstrated ownership of high impact, ambiguous initiatives from concept through adoption
• Experience operating in high scale consumer environments with real time or marketplace dynamics
• A reputation for raising the engineering bar through mentorship, design reviews, and technical leadership

Nice To Haves

• Experience building or owning internal platforms, shared services, or design systems
• Familiarity with feature flagging, experimentation platforms, or growth infrastructure
• Deep experience with web performance optimization and Core Web Vitals at scale
• Exposure to AI powered product experiences or developer tooling
• Experience modernizing or evolving legacy systems into scalable platforms

Responsibilities

• Set technical direction for the web platform, driving architecture that scales across teams and use cases
• Design and build foundational systems and services that power multiple product surfaces
• Lead the evolution of frontend and backend platform capabilities, balancing long term vision with near term impact
• Drive performance, reliability, and scalability initiatives across high traffic consumer systems
• Act as a multiplier for the organization, mentoring engineers, raising the bar in code quality, and influencing engineering culture
• Identify and solve systemic issues across the stack, from developer experience to production reliability
• Partner with cross functional and cross team leaders to align platform investments with business outcomes
• Champion best practices in observability, testing, experimentation, and release safety
• Lead complex projects from ambiguous problem spaces through execution and adoption

Benefits

• Accelerated Growth Environment: An environment designed for swift skill and knowledge enhancement, where you have the autonomy to lead experiments and tests on a massive scale.
• Top Tier Compensation Package: Competitive base, equity, and upside that tracks with your impact.
• Flexible Time Off: Enjoy unlimited Flex Time Off, giving you the flexibility to manage your schedule and take time to recharge as needed.
• Comprehensive Benefits Package: Prioritize your well-being with a comprehensive benefits package, featuring 401k, and premium Health, Vision, and Dental Insurance options.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed
• Number of Employees: 251-500 employees