Senior Engineer - Backend, FBG

About Us Fanatics is building a leading global digital sports platform. We ignite the passions of global sports fans and maximize the presence and reach for our hundreds of sports partners globally by offering products and services across Fanatics Commerce, Fanatics Collectibles, and Fanatics Betting & Gaming, allowing sports fans to Buy, Collect, and Bet. Through the Fanatics platform, sports fans can buy licensed fan gear, jerseys, lifestyle and streetwear products, headwear, and hardgoods; collect physical and digital trading cards, sports memorabilia, and other digital assets; and bet as the company builds its Sportsbook and iGaming platform. Fanatics has an established database of over 100 million global sports fans; a global partner network with approximately 900 sports properties, including major national and international professional sports leagues, players associations, teams, colleges, college conferences and retail partners, 2,500 athletes and celebrities, and 200 exclusive athletes; and over 2,000 retail locations, including its Lids retail stores. Our more than 22,000 employees are committed to relentlessly enhancing the fan experience and delighting sports fans globally. Overview As a Senior Engineer in Fanatics Growth, you will lead technical initiatives that drive customer acquisition, engagement, and retention through scalable, high-performance backend systems. Your expertise will be instrumental in designing, developing, and optimizing robust services and data infrastructure that power growth experimentation, personalization, and real-time decisioning. You will collaborate closely with product teams, data engineers, and senior stakeholders, significantly impacting operational efficiency, customer engagement, and innovation at FBG. Responsibilities Lead the architecture, design, and implementation of scalable backend services and APIs that support high-traffic, customer-facing growth initiatives. Drive the integration and optimization of internal and third-party platforms (Salesforce, marketing automation tools, experimentation frameworks) to support growth workflows. Collaborate closely with product and data teams to define technical strategies for A/B testing, feature flagging, and experimentation infrastructure. Develop and enhance real-time event-driven workflows focused on user segmentation, personalization, and lifecycle messaging. Ensure best practices in data quality, security, compliance, and governance are consistently applied across all growth-oriented systems. Create and maintain comprehensive tooling and infrastructure to facilitate efficient testing, debugging, monitoring, and continuous improvement of backend services. Establish and lead comprehensive observability frameworks (logs, metrics, alerts) to maintain system reliability, performance, and actionable operational insights. Proactively participate and provide technical leadership in code reviews, strategic planning, and technical architecture discussions, aligning closely with business objectives. Design and build backend services that power dashboards and tools enabling growth and marketing teams to act on data-driven insights effectively. Required Qualifications 6–10 years of professional experience in backend or platform engineering, specifically supporting high-scale, consumer-facing systems. Strong proficiency in Java, with experience in Kotlin a plus. Deep expertise with cloud technologies (AWS highly preferred), including services such as Bedrock, RDS, Redshift, S3, and Lambda. Advanced proficiency in SQL and experience with workflow orchestration tools such as Airflow or Prefect. Proven experience designing and operating microservices architectures, RESTful APIs, and real-time data streaming technologies (Kafka, Kinesis). Robust experience with observability tools, CI/CD pipelines, and the reliability and continuous deployment of large-scale distributed systems. Strong problem-solving and analytical skills, adept at navigating ambiguity, driving technical clarity, and collaborating effectively across diverse technical and business-focused teams. Preferred Qualifications Experience building experimentation and A/B testing infrastructure or integration with platforms like LaunchDarkly, Optimizely, or similar. Demonstrated track record of developing high-throughput, low-latency backend services in a growth or e-commerce environment. Experience working with Salesforce, marketing automation platforms, or a firm understanding of growth and customer lifecycle workflows. Significant background in event-driven architectures and real-time personalization or decisioning systems. Familiarity with data modeling, ETL patterns, and analytics pipelines that support growth metrics and reporting. Passionate about scalable systems, emerging backend technologies, and their application in dynamic industries such as gaming, sports betting, or customer engagement. Ready to build the future of sports betting? If you possess some of these skills but not all of them, we still encourage you to apply! Depending on the role, your interview and onboarding experience may include in-person components, such as onsite interviews or Launching into Better: LIVE—a multi-day cultural immersion in New York City for full-time, non-seasonal hires. These sessions are designed to build connection and bring our culture to life, though specific travel and participation requirements will be confirmed based on your role and location. Your recruiter will provide clear guidance at each stage of the process. For information about our benefits, please visit https://benefitsatfanatics.com/ Ranges will change based on country and state of residence, which are reflected in Geographical Zones defined by Fanatics Betting and Gaming. The range incorporates all of our Geographical Compensation Zones and is subject to change as the Zone associated with the actual offer is confirmed. In addition to the base and bonus, full-time employment, and more. For information about our benefits, please visit https://benefitsatfanatics.com/ Salary Range $121,000 — $172,000 USD By submitting your application, you agree to our terms of service and acknowledge you have read our Candidate Privacy Policy.

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