Senior Software Engineer, Sportsbook Platform

Job not on LinkedIn

🔥 0 minutes ago

🇺🇸 United States – Remote

💵 $145k - $193k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

🦅 H1B Visa Sponsor

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Penn Interactive

WebsiteLinkedInAll Job Openings

201 - 500 employees

🎲 Gambling

🎮 Gaming

🛍️ eCommerce

Gambling • Gaming • eCommerce

Penn Interactive is an interactive gaming company headquartered in Philadelphia, with additional offices in Greenfield, MA, and Cherry Hill, NJ. As the digital arm of PENN Entertainment, it manages various digital products, including the Barstool Sportsbook. The company is focused on fast-paced growth in the sports betting and online casino space, leveraging partnerships with Barstool Sports and theScore to offer a unique sports betting experience through mobile apps and retail locations.

📋 Description

• Design, scale, and tune APIs and real-time delivery systems • Treat API schemas as versioned contracts with released mobile apps; classify breaking changes and plan migrations with iOS and Android leads • Build and operate services that remain fast and correct under high throughput and bursty load • Find production bottlenecks and risks and drive platform-scaling improvements • Set up and refine Datadog monitoring, alerting, and tracing • Develop native Android and iOS features in Swift or Kotlin when needed • Write thorough tests for every feature and bug fix • Own features end to end from API to screen, pairing with iOS, Android, and web engineers • Debug issues across client and server boundaries • Shape APIs from the client perspective, including caching and weak-network behavior • Use AI coding agents such as Claude Code as the primary development method; plan work, direct agents, and review output • Draft proposals, technical specifications, and runbooks and present them to leadership and partner teams • Mentor teammates through code review, pairing, and documentation • Perform other duties as required

🎯 Requirements

• Hands-on, daily experience building software with AI coding agents such as Claude Code, Cursor, Copilot agents, or similar • At least 5 years of experience in software engineering, mostly on backend or API systems • 2+ years designing and evolving APIs used by multiple clients, including versioning and backward compatibility • Willingness to learn native iOS and Android development in Swift or Kotlin • Experience building real-time features such as subscriptions, streaming, or push-based updates • Strong competencies in data structures, distributed systems, algorithms, and software design • Experience finding and fixing production performance regressions through load testing and tracing • Experience on an on-call rotation for a production service and owning release cycles end to end • Experience with a server framework such as Phoenix, Ruby on Rails, FastAPI, Laravel, or Node • Clear technical writing, including tech specs, runbooks, and cross-team design documents • Comfortable working in the terminal, with Git and GitHub or similar, and in an editor of choice • Prior mobile shipping experience is a plus, not a requirement • Native mobile experience in Swift or Kotlin, GraphQL, Elixir and Absinthe, relational databases, Kubernetes, containers, background job processing, and event infrastructure are nice to have

🏖️ Benefits

• Competitive compensation package • Fun, relaxed work environment • Education and conference reimbursements • Opportunities for career progression and mentoring others • Best-in-class benefits, with options and tools supporting employees physically, financially, and emotionally • Bonus eligibility for most non-sales positions

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