Full-Time

Senior Software Developer

ESPN Ecosystem

Posted on 7/31/2025

Penn Interactive

Penn Interactive

201-500 employees

Develops online sportsbooks and casino games

No salary listed

Remote in Canada

Remote

Category
Software Engineering (1)
Required Skills
Datadog
RabbitMQ
gRPC
Agile
Elixir
MySQL
Git
Data Structures & Algorithms
Jest
SQL
Apache Kafka
Java
Postgres
SCRUM
Celery
Requirements
  • 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)
Responsibilities
  • 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.
Desired Qualifications
  • Experience with Kubernetes
  • Kafka
  • building GraphQL APIs (Absinthe)
  • hexagonal architecture
  • Domain Driven Development
  • contribution to open source software
  • experience working at startups
  • passion for sports

Penn Interactive specializes in developing online sportsbooks, casinos, and free-to-play gaming experiences, utilizing cutting-edge technologies to deliver immersive sports betting experiences and enhance the overall gaming experience. The company leverages advanced technologies to provide a seamless and engaging gaming experience, including innovative features for sports betting and casino gaming.

Company Size

201-500

Company Stage

N/A

Total Funding

N/A

Headquarters

Philadelphia, Pennsylvania

Founded

2015

Growth & Insights

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
INACTIVE