Senior Software Engineer - Frontend

Fanatics Commerce•Redwood City, CA

3d•Hybrid

About The Position

Fanatics Commerce is the global leader in licensed sports merchandise, operating a vertically integrated platform that designs, manufactures, and delivers officially licensed apparel, jerseys, headwear, and collectibles for major leagues, teams, and events worldwide. With more than 900 e-commerce sites and a global omnichannel presence across digital, in-venue, and retail, Fanatics Commerce reaches fans in over 180 countries and powers official fan experiences for many of the world's iconic sports properties. At Fanatics, we bring our BOLD Leadership Principles to life every day - building championship teams, obsessing over fans, acting with entrepreneurial speed, and delivering with a determined and relentless mindset. Design, develop, and maintain complex frontend applications using modern JavaScript frameworks to deliver scalable, high-performance user interfaces; Utilize Front End technologies such as Typescript, React, Next.js, Redux (Client State management), SSR, CSR, GraphQL, HTML5, CSS, etc.; Architect reusable UI components, client-side libraries, and frontend frameworks, ensuring consistency, maintainability, and adherence to industry best practices; Optimize application performance through advanced techniques such as code-splitting, client side caching, accessibility improvements, and rendering optimization; Integrate frontend applications with distributed backend services and APIs, ensuring secure data flow, robust error handling, and reliable end-to-end functionality; Conduct advanced code reviews, technical design evaluations, and frontend quality audits to enforce engineering standards and ensure production-grade reliability; Collaborate with cross-functional teams—including product, design, and backend engineering—to translate business requirements into precise technical solutions and ensure seamless feature delivery; Define and enforce SLOs/error budgets and lead Sev-1 incident response and postmortems; Build org-wide observability (metrics, traces, logs) and resilience patterns (circuit breaker, retries/backoff, bulkheads) for cloud-native microservices; Oversee key features and services on the Fanatics' Cloud Commerce platform in its entirety, ensuring their functionality, performance, and integration with the broader system. Partial telecommuting permitted; on-site at 900 Middlefield Rd, 4th Floor, Redwood City, CA 94063 when not telecommuting.

Requirements

Master’s Degree or U.S. equivalent in Computer Science, Computer Engineering, Electronic Engineering, or a related field, plus 3 years of professional experience as a Software Engineer, Software Developer, or any occupation, job title, or position performing component-based development, testing, and optimization of user interface components in an agile environment.
3 years of professional experience working in an agile environment, including participating in sprint planning, daily stand-ups, and executing sprint tasks while proactively reporting blockers
3 years of professional experience collaborating with UI/UX teams to implement visually appealing, responsive interfaces by integrating feedback and aligning technical design with user experience goals
3 years of professional experience designing and developing reusable React components, with emphasis on state management, lifecycle methods, and conditional rendering to support experimentation and flexibility
3 years of professional experience utilizing native DOM APIs to manage user interactions and enhance UI responsiveness without relying solely on third-party libraries
3 years of professional experience developing modular UI components using composition and effects, enabling the creation of flexible and maintainable user interface fragments
3 years of professional experience maintaining code coverage standards, ensuring high-quality, bug-free code through test-driven development and peer code reviews
3 years of professional experience implementing performance optimizations and leveraging modern CSS features to improve site efficiency
3 years of professional experience providing technical feedback to inform sprint planning and retrospective improvements.

Responsibilities

Design, develop, and maintain complex frontend applications using modern JavaScript frameworks to deliver scalable, high-performance user interfaces
Utilize Front End technologies such as Typescript, React, Next.js, Redux (Client State management), SSR, CSR, GraphQL, HTML5, CSS, etc.
Architect reusable UI components, client-side libraries, and frontend frameworks, ensuring consistency, maintainability, and adherence to industry best practices
Optimize application performance through advanced techniques such as code-splitting, client side caching, accessibility improvements, and rendering optimization
Integrate frontend applications with distributed backend services and APIs, ensuring secure data flow, robust error handling, and reliable end-to-end functionality
Conduct advanced code reviews, technical design evaluations, and frontend quality audits to enforce engineering standards and ensure production-grade reliability
Collaborate with cross-functional teams—including product, design, and backend engineering—to translate business requirements into precise technical solutions and ensure seamless feature delivery
Define and enforce SLOs/error budgets and lead Sev-1 incident response and postmortems
Build org-wide observability (metrics, traces, logs) and resilience patterns (circuit breaker, retries/backoff, bulkheads) for cloud-native microservices
Oversee key features and services on the Fanatics' Cloud Commerce platform in its entirety, ensuring their functionality, performance, and integration with the broader system.