Senior Software Engineer

FanDuel • New York City, NY

8d

About The Position

FanDuel is seeking a Senior Software Engineer for its Sportsbook domain. The role focuses on frontend engineering for the FanDuel Sportsbook application, with the ability to contribute to backend work when needed. The engineer will help deliver a best-in-class customer experience by building highly usable features and writing clear, scalable, high-quality code. They will improve architecture and processes to increase quality and efficiency, own portions of the product and technology, and collaborate with stakeholders and teammates. Employees may also be asked to perform other duties assigned by the Company to support changing business needs.

Requirements

• Degree in Computer Science, a related field, or equivalent work experience.
• At least 5 years of software development experience creating and maintaining mobile applications, including experience with React and React Native.
• Strong proficiency in JavaScript/TypeScript and core web technologies, including HTML and CSS.
• Fundamental understanding of data structures and algorithms.
• Experience with backend-for-frontend (BFF) architectural patterns.
• Proficiency prompting AI-powered development tools such as Claude or Cursor to accelerate coding workflows, improve code quality, and increase efficiency.
• Experience with cloud-based infrastructure and technologies.
• Experience optimizing applications using monitoring and alerting tools such as DataDog or Sentry.
• Experience with CI/CD pipeline tooling.
• Experience with unit testing, testing tools, integration testing, and incorporating quality practices into an SDLC.

Nice To Haves

• Cloud experience with AWS, including Lambda, API Gateway, ECS, or RDS.
• CI/CD experience with Jenkins or Buildkite.
• Familiarity with Git, GitLab, and the Atlassian suite.

Responsibilities

• Design, build, test, and maintain stable, performant software using appropriate technologies and best practices.
• Write simple, scalable, extendable, and understandable code while balancing complexity, reuse, dependencies, and resource use.
• Improve software architecture, team processes, quality, and efficiency through enhancements and pragmatic solutions.
• Own parts of the product and technology and develop subject-matter expertise.
• Collaborate with stakeholders and peers on project ideas and balance customer and team requirements.
• Participate in code reviews, design discussions, team planning, and ticket, metric, and COE reviews.
• Use AI-powered tools to improve efficiency.
• Classify, store, and handle data in accordance with FanDuel policies; track security risks and mitigate or escalate them promptly.
• Identify operational problems, propose solutions, and resolve root causes of complex issues.
• Mentor teammates and help them understand the team's software, its operation, and its broader context.
• Foster constructive dialogue and seek professional resolutions.
• Help recruit and interview candidates for the team.
• Estimate stories and tasks accurately and deliver them on time.
• Participate in an on-call rotation where required and provide excellent customer support on behalf of Technology.
• Keep up to date with market standards and open-source frameworks.
• Perform other duties as assigned by the Company.

Benefits

• Health plans, including some options with no per-paycheck cost.
• Fertility and family-planning programs.
• Mental health support.
• Fitness benefits.
• Paid time off and sick leave.
• Annual bonus and long-term incentive opportunities based on performance.
• 401(k) with up to a 5% match.
• Commuter benefits.
• Pet insurance.
• Medical, vision, and dental insurance.
• Life insurance.
• Disability insurance.
• Paid personal time off.
• 14 paid company holidays.
• Paid sick time in accordance with applicable state and federal laws.
• Potential short-term or long-term incentive compensation, including cash bonuses and stock program participation.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior