• Innovate in a Startup-Like Environment • Design and implement backend services for generative AI agents and orchestration systems • Collaborate with AI/ML engineers, frontend developers, product managers, and designers • Design and build the backend for AI-native products focused on accounting workflows • Develop and maintain backend services using Python, FastAPI, and PostgreSQL • Implement AI orchestration systems integrating LLMs from providers • Monitor and enhance system performance across AI driven interactions • Lead teams of engineers and product teams to translate AI capabilities into applications

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. About the Team Launched in 2021, Fanatics Betting and Gaming is the online and retail sports betting subsidiary of Fanatics, a global digital sports platform. The Fanatics Sportsbook is available to 95% of the addressable online sports bettor market in the U.S. Fanatics Casino is currently available online in Michigan, New Jersey, Pennsylvania and West Virginia. Fanatics Betting and Gaming operates twenty-two retail sports betting locations, including the only sportsbook inside an NFL stadium at Northwest Stadium. Fanatics Betting and Gaming is headquartered in New York with offices in Denver, Leeds and Dublin. Fanatics Credit Card sits at the intersection of financial technology and sports fandom. We are building a first-of-its-kind credit card and rewards platform that lets fans earn and redeem points across the entire Fanatics ecosystem — from jerseys and trading cards to live events and sports betting. Our mission is to deepen fan engagement through financial products that feel as exciting as game day. As a Senior Full Stack Software Engineer at Fanatics Credit Card, you will be a key technical leader helping architect, build, and scale the platform powering our card program and rewards experience. You'll work across the full stack - from crafting elegant, performant frontend experiences to designing robust, low-latency backend services - and play a critical role in shaping engineering culture and technical direction on a high-growth team. We are one team; we employ the principles of data-driven development, operational excellence, and engineering rigor to deliver a stable, extensible platform at scale. If you have strong opinions on software design, love building things that matter to millions of fans, and thrive in a fast-paced, high-ownership environment, this role is for you. Responsibilities - Architect, develop, test, document, and deploy high-quality frontend and backend services that power the Fanatics Credit Card platform and rewards engine - Contribute to architectural decisions across the stack, balancing short-term delivery needs with long-term scalability - Build and iterate on customer-facing experiences using modern frontend frameworks, ensuring performance, accessibility, and responsiveness - Design and implement scalable and event-driven APIs that integrate with partners and vendors and the broader Fanatics ecosystem - Own features end-to-end - from requirements refinement and technical scoping through production deployment and post-launch monitoring - Mentor and provide technical guidance to early-career engineers; participate in code reviews to uphold engineering standards - Partner with Product, Design, and Data teams to craft elegant solutions and deliver customer-centric outcomes - Champion observability best practices - logging, metrics, alerting - to ensure the reliability and performance of production systems - Contribute to the on-call rotation and take ownership of the systems you build - Stay current on fintech, payments, and frontend/backend technology trends to continuously raise the bar on what we build Required Qualifications - 5+ years of professional software engineering experience, with demonstrated expertise across both frontend and backend development - Proficiency in modern frontend frameworks, particularly React (TypeScript preferred), with a strong grasp of state management, component design, and web performance - Strong backend engineering skills in one or more of: Java, Node.js, Go, or Python, with experience building production-grade, distributed services - Deep experience designing and consuming RESTful APIs; familiarity with event-driven architectures (e.g., Kafka, SQS) - Solid understanding of relational and NoSQL databases (e.g., PostgreSQL, DynamoDB) and data modeling best practices - Experience working in AWS or similar cloud environments; comfort with containerization (Docker, Kubernetes) - Proven ability to lead technical design, write clear technical specs, and drive consensus across engineering and product stakeholders - Strong understanding of software engineering fundamentals: object-oriented design, design patterns, testing strategies (unit, integration, E2E), and CI/CD - Experience with Agile/Scrum delivery practices Preferred Qualifications - Comfortable operating in an environment where the roadmap evolves quickly, requirements are sometimes ambiguous, and the decisions you make today will form the foundation others build on for years. You default to action, communicate trade-offs clearly, and know when to move fast vs. when to slow down and get it right - Familiarity with PCI-DSS compliance requirements and security best practices for financial data - Contributions to platform architecture, developer tooling, or engineering process improvements - Familiarity with integrating LLM-powered features or AI-driven services into production applications - whether for personalization, fraud signals, customer support automation, or intelligent recommendations - and an interest in exploring how these capabilities can enhance the credit card and rewards experience - Actively using AI coding tools (e.g., GitHub Copilot, Cursor, Claude) to accelerate delivery and improve code quality; thoughtful about where AI assistance adds leverage and where human judgment is non-negotiable - Proven ability to pivot between problem domains, pick up unfamiliar technologies quickly, and contribute meaningfully across layers of the stack as team and product needs shift. You don't need a fully defined lane to do great work If you possess some of these qualifications 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 $162,000—$200,000 USD

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. About Fanatics Markets: Fanatics Markets is the real-money prediction and trading app where you can invest in moments you care about. Built on a secure platform, we let users predict real-world outcomes and trade on events they actually follow - from sports and entertainment to political elections and beyond. Our mission is to redefine how fans engage with the moments and markets that matter most. We're looking for the right people to help us build the future of prediction markets. Overview: This Software Engineer (Full Stack) role is an IC responsible for building and maintaining features for the web application that customers use to interact with our product. You’ll join a true 0→1 team, contributing to the product definition, technical foundations, and ways of working from scratch. You’ll contribute high-quality code and support best practices for AI-assisted development while building systems that can handle millions of events daily. On the engineering side, we're pioneering the use of AI as a code collaborator. We need engineers who are proficient in using tools like Claude Code, Cursor, Codex, GitHub Copilot, or similar to ship production code efficiently while maintaining high quality standards. Responsibilities: - Design, develop, test, and deploy scalable, high-quality web experiences using React, Next.js, and modern JavaScript/TypeScript. - Contribute to the technical evolution of our Markets web platform, partnering with product and design to deliver engaging, performant, and accessible features. - Implement and support features end-to-end: implementation → instrumentation → deployment → monitoring → iteration based on metrics. - Implement and maintain experimentation capabilities (feature flags, A/B tests) to validate ideas quickly and safely. - Integrate with backend APIs and collaborate with platform teams to build reliable, observable systems. - Make contributions to the Go backend. - Participate in code reviews, focusing on code quality, readability, and maintainability - Leverage AI tools to accelerate development velocity while maintaining high standards for security, correctness, and performance. - Follow and help improve team standards for AI usage (prompt patterns, code review checklists, validation strategies). - Contribute effectively to a fast-paced 0→1 environment, seeking opportunities to unblock others and take initiative. Qualifications: - 3+ years experience building user-facing web applications using modern JavaScript/TypeScript and React. - Proficiency in React, component-driven development, and state management patterns, with familiarity with libraries like NextJS, TanStack Query, Tailwind, Zustand. - We’re looking for someone with a genuine interest in the blockchain space. Ideally, you’ve tinkered with EVM or Solana dApps and have experimented with libraries like ethers.js or viem to fetch data or trigger transactions. - Solid understanding of JavaScript/TypeScript language features, idioms, and best practices. - Understanding of performance optimization, responsive design, accessibility, and web standards. - Experience integrating with backend APIs and collaborating with cross-functional platform/infra teams. - Familiarity with CI/CD pipelines, testing strategies, and safe deployment practices for web applications. - Team-first mentality, with a willingness to do what it takes to get the job done and a desire to strive for better. - Experience using AI tools (Claude Code, Codex, Cursor, Copilot, etc.) to ship production code. - Able to discuss how AI tools improve development workflow (e.g., boilerplate generation, debugging). - Communicates technical concepts clearly to diverse audiences, including engineers and stakeholders. - Thrives in a fast-paced environment where priorities evolve regularly and decisions are made quickly. - Ability to collaborate cross-functionally across diverse teams. Preferred Qualifications: - Previous experience in a startup environment. - Contributions to open-source projects or technical communities. - Experience with real-money transaction systems and regulatory compliance. - Background in improving engineering productivity. - Interest in learning and influencing technical direction. 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. 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! Please note that visa sponsorship is not available for this position. We are open to fully remote candidates based in the United Kingdom. Remote employees may also be eligible for a home office setup stipend.

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. About the Team Launched in 2021, Fanatics Betting and Gaming is the online and retail sports betting subsidiary of Fanatics, a global digital sports platform. The Fanatics Sportsbook is available to 95% of the addressable online sports bettor market in the U.S. Fanatics Casino is currently available online in Michigan, New Jersey, Pennsylvania and West Virginia. Fanatics Betting and Gaming operates twenty-two retail sports betting locations, including the only Sportsbook inside an NFL stadium at Northwest Stadium. Fanatics Betting and Gaming is headquartered in New York with offices in Denver, Leeds and Dublin. As a Senior Software Engineer at Fanatics Betting & Gaming (FBG), you are here to play a key role in designing, developing, and optimizing the systems that power our Sportsbook platform. You’ll work on critical services that drive the entire betting ecosystem—handling trading data, enabling seamless bet placement and settlement, and building internal tooling to support real-time trading operations. Responsibilities - You will work closely with our internal and external development teams to deliver a stable and reliable application inline with our product roadmap and schedule. - You will evaluate new technologies and open sources to recommend improvements for applications, services and systems. - You are a cultural and technical champion: you improve and champion our best practices and strives to make Fanatics a better place to work as an engineer. - Build highly scalable and fault tolerant systems in a highly regulated production environment. - Continuously improve our platform by embracing best practices in software engineering. - Understand business outcomes and drive technical solutions to help achieve our goals. - Develop a fundamental understanding of our product, feature set and roadmap, and work closely with the product to make the right technology decisions to enable the team for streamlined growth and future development. Experience and Skills - This is a remote role based in the US. - 7+ years of development experience building & deploying scalable, high-performance full stack applications using Java (Spring Framework) and React. - Must be open to occasional travel to Fanatics Betting & Gaming offices and other locations for conferences, events, meetings, and team building activities - Experience with Spring Boot Microservices framework, and JPA is strongly preferred. - Proficiency with distributed caching and message-oriented middleware (Kafka preferred). - Familiar with version control tools (e.g. Git, SVN). - Familiar with UML, OOP, and design patterns. - Familiar with AWS services and/or GCP. - Experience with Docker and Kubernetes. - Experience with Agile/SCRUM methodologies and working in cross-functional teams - Ability to navigate shifting priorities in a fast-paced, high-growth setting. - Strong technical skills in a CI/CD environment, with a working knowledge of software design principles related to performance, maintainability, and scalability. - Experience running experiments, A/B testing and optimizing for business outcomes. - Able to effectively communicate complex technical subjects to a variety of audiences (engineers, technical leaders, executives, non-technical functional leaders). - Ability to triage and quickly debug system-wide and customer-impacting production issues. - Excellent analytical and problem-solving skills. - Familiarity with highly available distributed systems, event-driven architecture, and complex 3rd party integrations. - Passion for software development and system architecture and sharing knowledge within a highly collaborative team. 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 $145,000—$181,000 USD