Note: The job is a remote job and is open to candidates in USA. PENN Interactive, part of PENN Entertainment, provides online gaming, sports betting, and entertainment products through proprietary technology platforms. The Senior Software Engineer will design, scale, and optimize APIs, services, and databases powering online casino experiences, real-money wagering, game launches, and provider integrations. The role also involves solving complex technical problems, improving production scalability and monitoring, and mentoring engineers.
Responsibilities
- Design, scale, and performance-tune GraphQL APIs, low-latency gRPC services, and SQL queries powering the casino lobby, game launch, and real-money wagering flows
- Own technical problems of the highest scope and complexity, drafting proposals and presenting them to leadership and partner teams for feedback
- Design, architect, and deliver new features and game provider integrations end-to-end in a collaborative agile/scrum environment
- Identify bottlenecks and areas of risk in production, and drive the changes that make the platform more scalable
- Set up and refine monitoring and alerting in DataDog for the systems you own
- Mentor engineers on the team and across teams that ship into our codebase, through specs, pairing, and code review
- Other duties as required
Skills
- You possess a minimum of 5 years of experience in Software engineering
- 2+ Years of experience building applications in Elixir is required
- 2+ Years of experience designing and evolving GraphQL schemas
- A solid foundation in computer science, with strong competencies in data structures, distributed systems, algorithms, and software design
- Strong grasp of production systems at scale, and experience identifying areas of improvement in a production environment through load testing and tracing
- Experience investigating and remediating production performance regressions, including CPU hotspots and latency regressions in high-throughput services
- Experience with on-call rotations for a production service, including owning release cycles end-to-end
- Passionate about clean code architecture and software craftsmanship
- Excellent written and verbal communication skills, with a track record of authoring tech specs, runbooks, and cross-team design docs that stand up to scrutiny
- A strong grasp of relational databases, including PostgreSQL and MySQL
- Experience with Kubernetes and comfort operating services in a containerized environment
- Comfortable working in the terminal, with Git and GitHub or similar, and in an editor of your choice
- Experience with testing frameworks such as ExUnit, RSpec, Jest, pytest, or equivalent
- Experience with background job processing (Oban, Exq, Sidekiq, Celery, Beanstalk)
- Experience with asynchronous event handling infrastructure (Apache Kafka, RabbitMQ, AWS SQS/SNS, Google Cloud Pub/Sub)
- NICE TO HAVE: experience in iCasino, sports betting or another regulated real-money domain, familiarity with game provider and wallet integrations, hexagonal architecture, Domain Driven Development, contribution to open source software, experience working at startups, passion for casino gaming, sports and/or esports
Benefits
- Fun, relaxed work environment
- Education and conference reimbursements.
- Opportunities for career progression and mentoring others
- Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus.
- Penn Interactive provides best-in-class benefits to eligible employees.
- An array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality – to help support you physically, financially and emotionally through the big milestones and in your everyday life.
Company Overview