Staff Engineer – Client Services

Fanatics Betting & Gaming

New York (NY)

On-site

USD 180,000 - 260,000

Full time

5 days ago

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Job summary

Fanatics Betting & Gaming seeks a Staff Engineer, Client Services to drive scalable, high‑impact features for the Sportsbook app. You will lead planning, design, and delivery across multiple client‑facing teams, mentor engineers, and set technical direction with a focus on performance, reliability, and observability.

You’ll work with Kotlin (Kotlin Multiplatform), Spring Boot, and cloud practices to ship high‑quality software, participate in on‑call rotations, and collaborate closely with

Qualifications

7+ years of experience designing and building highly scalable backend services.
Expertise with Kotlin as the primary development language, OR deep knowledge of Java with a strong willingness to transition to and develop primarily in Kotlin.
Proven experience with modern backend frameworks such as Spring Boot or similar.
Experience with Coroutines and Dependency Injection.
Team‑first mentality with a drive for excellence.
Able to communicate complex technical subjects to diverse audiences.
Familiar with Agile software product delivery and SCRUM.
Bachelor’s degree or professional certification or equivalent experience.

Responsibilities

Lead planning, design, and technical development of major product features from inception through deployment.
Own and drive technical excellence in code quality, design, and testing across the Client Services domain.
Conduct thorough technical design and code reviews to maintain high quality and security.
Mentor engineers across multiple teams and promote technical ownership.
Define engineering principles and drive adoption across client teams.
Lead end-to-end delivery of multi‑team projects with cross-functional coordination.
Define and lead testing strategy for complex client-side features.
Improve observability, reliability, and system resilience; stress-test architectures.
Advance processes for handling high-pressure incidents and changes.
Develop, test, document, and deploy high-quality software into production.
Understand the industry, product, feature set and roadmap.
Collaborate with product and design to guide technology decisions.
Participate in on-call rotation and contribute to OE by troubleshooting issues.
Be open to travel for conferences, meetings, and team events.

Skills

Kotlin

Java

Spring Boot

Coroutines

Dependency Injection

Agile/SCRUM

Communication

On-call rotation

Education

Bachelor’s degree

Tools

Spring Boot

AWS/GCP

Observability tools

Job description

New York, NY, United States

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 Us

Overview

As a Staff Engineer, Client Services at Fanatics Betting & Gaming (FBG), you’ll join the Sportsbook Client team—an innovative, culturally driven group powering the rapidly growing Fanatics Sportsbook app. The team owns the core customer experience, from showcasing markets, events, and player statistics to rendering highly dynamic, real-time data. Together, we build features that elevate performance, usability, and engagement, driving customer loyalty through an exceptional user experience.

As a Staff Engineer at FBG, you are a seasoned contributor and technical leader, known for your ability to build scalable, high‑impact solutions that drive the business forward. You combine deep hands‑on expertise with a strong architectural mindset, delivering results across mobile systems. You are expected to set the technical direction, drive engineering excellence across multiple client‑facing teams, and empower engineers to deliver features at the highest quality. You play a key role in shaping the future of our technology stack while mentoring others and setting a high bar for engineering excellence.

We embrace principles of data‑driven development, operational excellence, and continuous process optimization to deliver a stable, scalable platform. Central to our strategy is Kotlin, and Kotlin Multiplatform, which empowers us to deliver high‑quality features quickly and consistently across multiple ecosystems. By focusing on object‑oriented design, modern coding practices, open‑source frameworks, and third‑party platform integrations, we continuously innovate and deliver at speed in this exciting and fast‑moving market.

Responsibilities

Lead the planning, design, and technical development of major product features, from inception through deployment, ensuring alignment with overall platform strategy.
Own and drive technical excellence, including defining and scaling best practices in code quality, system design, and testing across the Client Services domain and peer teams.
Conduct exceptionally thorough and constructive technical design and code reviews to maintain the highest bar for quality, reliability, and security.
Mentor and empower engineers across multiple teams, fostering a culture of technical ownership, innovation, and continuous improvement.
Help your team define and adhere to the principles, guidelines, and best practices of our engineering strategy and actively drive adoption across related client teams.
Lead end‑to‑end delivery of multi‑team projects, coordinating across engineering, product, and design. Effectively represent the team’s plans, updates, and technical decisions in cross‑functional planning and review forums.
Define and lead the testing strategy for complex client‑side features and systems, promoting a culture of quality and ensuring systems are testable by design.
Guide teams in operational best practices, actively raising the bar for observability, reliability, and system resilience. Design, stress‑test, and refine systems for maintainability.
Improve the team’s processes and response rhythms for handling high‑pressure situations, scope changes, or production incidents, fostering an environment of composure and continuous learning.
Develop, test, document, and deploy high quality software into production.
Develop a fundamental understanding of our industry, product, feature set and roadmap.
Work closely with our product team, design, and other internal stakeholders to make technology decisions that grow and improve our products.
Participate in an on‑call rotation to address urgent issues outside business hours and contribute to app enhancements and operational efficiency (OE) by troubleshooting and resolving application‑related problems.
Escalate when tasks or projects hit roadblocks.
Be open to occasional travel to Fanatics offices and other locations for conferences, events, meetings, and team‑building activities.

Required Qualifications

7+ years of experience designing and building highly scalable backend services.
Expertise with Kotlin as the primary development language, OR deep knowledge of Java with a strong willingness to transition to and develop primarily in Kotlin.
Proven experience with modern backend frameworks such as Spring Boot or similar.
Experience with Coroutines and Dependency Injection.
Team‑first mentality, with a willingness to do what it takes to get the job done and a desire to strive for better.
Able to effectively communicate complex technical subjects to a variety of audiences (engineers, technical leaders, marketing and operations teams, non‑technical functional leaders).
Familiar with Agile software product delivery and SCRUM methodology.
Thrives in a high‑growth environment where priorities evolve regularly and decisions are made quickly.
Able to effectively work cross‑functionally within an enterprise environment.
A Bachelor’s degree, or professional certification, or a combination of education and experience

Preferred Qualifications

Experience designing and building backend services using Spring Boot or similar Java frameworks
Experience working in large‑scale distributed systems and event‑driven architectures
Exposure to cloud infrastructure (e.g., AWS, GCP), CI/CD pipelines, and observability tools
Familiarity with functional programming paradigms and actor‑based concurrency frameworks like Apache Pekko (or Akka).

If you possess some of these qualifications but not all of them, we still encourage you to apply!

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

$1 - $1 USD

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