Senior Software Developer, ESPN Ecosystem

is North America’s leading provider of integrated entertainment, sports content, and casino gaming experiences. From casinos and racetracks to online gaming, sports betting and entertainment content, we deliver the experiences people want, how and where they want them.

We’re always on the lookout for those who are passionate about creating and delivering cutting‑edge online gaming and sports media products. Whether it’s through , Hollywood Casino, , or media app, we’re excited to push the boundaries of what’s possible. These state‑of‑the‑art platforms are powered by proprietary in‑house technology, a key component of PENN’s omnichannel gaming and entertainment strategy.

When you join PENN Entertainment’s digital team, you’ll not only work on these cutting‑edge platforms through theScore and PENN Interactive, but you’ll also be part of a company that truly cares about your career growth. We’re committed to supporting you as you expand your skills and explore new opportunities.

With locations throughout North America, you can build a future at PENN Entertainment wherever you are. If you want to challenge conventions in gaming, media and entertainment, we want to talk to you.

About the Role & Team As a Senior Software Developer on the ESPN Ecosystem team, you’ll enhance the cross‑app experience between ESPN and ESPN BET platforms, with the goal of giving users a unified experience in both platforms. Our goal is to offer a seamless sports media and betting experience for sports fans, through intuitive cross product integrations. This team's focus is on both acquiring new users directly from ESPN platforms, as well as delivering opportunities for continuous engagement with ESPN BET through unique integrations that can only be found on ESPN and ESPN BET. This new team has many opportunities to lay the building blocks for the future.

We’re always looking for ways to not only improve our knowledge but also share knowledge throughout the company. This role involves direct collaboration with our design, product, frontend, and backend development teams to define and deliver a first‑class sports betting experience. We also collaborate externally with the ESPN development team, representing PENN. With that, this is a highly visible and critical team in our partnership with ESPN.

About the Work

Work with our preferred technology stack (Primarily Elixir, Phoenix, Java)

Develop, scale, and optimize gRPC endpoints, as well as SQL queries

Solve technical problems of the highest scope and complexity

Navigate through highly sensitive and regulated systems in our codebase; ensuring highest level of code quality and test coverage

Collaborate with the team in a system designed to continually define and improve our internal style guide, maintainability and best practices

Participate in the design, architecture, and delivery of new features in a collaborative, agile/scrum environment

Collaborate with other teams and various stakeholders to build integrations with other internal and external services.

Setting up monitoring and alerting with Datadog, Bugsnag, PagerDuty

Continually strive and be on the lookout for a more scalable system by identifying bottlenecks and areas of high risk

Provide mentorship for education to all our developers when onboarding on our services

Other duties as required.

About You

A solid foundation in computer science, with strong competencies in data structures, distributed systems, algorithms and software design

Experience with a production system at scale

Experience with on‑call rotations for a production service

Excellent written and verbal communication skills to communicate clearly with various stakeholders, maintain documentation, and work with other team members

Passionate about clean code architecture and software craftsmanship

A strong grasp and experience with relational databases; including PostgreSQL

Comfortable working in the terminal

Experience with Git and GitHub or similar

Proficiency within an editor of your choice

Experience with testing frameworks such as ExUnit, RSpec, Jest, pytest or equivalent.

A strong grasp and experience with relational databases; including PostgreSQL and MySQL

Experience with background job processing (Oban, Exq, Sidekiq, Celery, Beanstalk).

Experience with Object Oriented Programming

Experience with asynchronous event handling infrastructure (Apache Kafka, RabbitMQ, AWS SQS/SNS, Google Cloud Pub/Sub)

NICE TO HAVE : Experience with Kubernetes, Kafka, building GraphQL APIs (Absinthe), hexagonal architecture, Domain Driven Development, contribution to open source software, experience working at startups, and passion for sports.

What We Offer

Competitive compensation package

Fun, relaxed work environment

Education and conference reimbursements.

Parental leave top up

Candidates residing in Ontario requiring special accommodation can email

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