New York, NY, United States Hybrid Employment $138,240 - $172,800 USD

Fanatics is hiring a Senior Software Engineer – Client Service

Responsibilities

  • Lead the design and development of consumer-facing backend services powering mobile Sportsbook and Casino experiences
  • Architect and own backend-for-frontend (BFF) services that aggregate, transform, and optimize data for mobile clients
  • Drive API design and service contracts in partnership with mobile engineers and product managers
  • Translate complex product requirements into scalable, maintainable technical solutions
  • Lead implementation of major backend initiatives from design through production readiness, including testing, observability, and operational planning
  • Make and guide architectural decisions around data flow, service boundaries, resiliency, and performance optimization
  • Improve system reliability, scalability, and latency for real-time betting and gameplay systems
  • Participate in and help evolve the team’s on-call practices; lead root cause analysis and long-term reliability improvements
  • Establish and promote best practices for observability, logging, metrics, tracing, and alerting
  • Provide technical mentorship to other engineers through code reviews, design reviews, and knowledge sharing
  • Contribute to technical roadmaps, quarterly planning, and cross-team architecture discussions
  • Continuously deepen understanding of the business domain, including sports event hierarchies, betting workflows, and data quality considerations
  • Foster a high-performing, inclusive engineering culture
  • Be open to occasional travel to Fanatics offices or industry events for collaboration and team-building

Requirements

  • 7+ years of professional software development experience, primarily focused on backend or service-oriented systems
  • Strong programming expertise with significant hands-on experience in Kotlin OR Java
  • Proven experience designing, building, and operating scalable backend services and RESTful APIs (ideally using Spring Boot, Spring Web, or similar frameworks)
  • Deep understanding of microservices architecture, distributed systems patterns, and API design principles
  • Experience leading technical design discussions and making architectural tradeoffs
  • Strong experience with databases (SQL and/or NoSQL), data modeling, caching strategies, and performance tuning
  • Demonstrated ownership of services from design through long-term production support
  • Experience improving system reliability, scalability, and operational maturity in production environments
  • Strong familiarity with monitoring, alerting, CI/CD pipelines, and incident response processes
  • Ability to drive complex technical initiatives with minimal oversight
  • Strong problem-solving skills and ability to reason through ambiguous, high-impact challenges
  • Excellent communication skills with the ability to influence cross-functional stakeholders in a remote-first environment

Nice to Have

  • Experience designing and operating large-scale distributed or event-driven systems
  • Strong familiarity with Apache Kafka or similar messaging/streaming platforms
  • Experience with Pekko (or Akka), reactive programming models, or asynchronous processing
  • Experience building and scaling backend-for-frontend (BFF) architectures for mobile applications
  • Experience in building backend services in Kotlin
  • Knowledge of cloud platforms such as GCP or AWS and containerized environments (Docker, Kubernetes)
  • Experience optimizing systems for low latency, high throughput, and real-time data delivery
  • Background working with data-intensive services, live feeds, or real-time processing pipelines
  • Experience mentoring engineers and contributing to technical hiring processes
  • Interest in sports, gaming, or highly interactive consumer products

Work Arrangement

Hybrid

Team

Structure: Fanatics Betting and Gaming

Additional Information

  • 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.
Required Skills
significant hs-on experience in KotlidatabasesmonitoringalertingCI/CD pipelinesincident response processesApache Kafka or similar messaging/streamPekkobuilding backend services in Kotlincloud platforms such as GCP or AWS significant hs-on experience in KotlidatabasesmonitoringalertingCI/CD pipelinesincident response processesApache Kafka or similar messaging/streamPekkobuilding backend services in Kotlincloud platforms such as GCP or AWS
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About company
Fanatics
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.
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Job Details
Department Fanatics Betting and Gaming
Category backend
Posted an hour ago