Senior Java Engineer (Sport)

Who We Are

At Patrianna LTD, were building a global social entertainment platform, focusing on innovative sports-oriented skill games for the North American market. With a reach of up to 150 million players worldwide, we combine creativity and technical excellence to lead in the dynamic world of social gaming.

Who Were Looking For

Were seeking a skilled Senior Java Engineer to join our backend team in Ukraine/EU and contribute to the development of innovative skill-based sports betting games. In this role, you will:

• Design and deliver clean, scalable, and testable code with minimal supervision
• Collaborate with backend, web, mobile, QA, and product teams to ensure smooth development processes
• Take ownership of specific services or functionalities

If youre passionate about building high-quality solutions and ready to make an impact, wed love to have you on our team.

Requirements:

Must have:

• 6+ years of production experience with Java and its ecosystem
• Solid Java knowledge and understanding of JVM internals
• Excellent knowledge of relational database principles (preferably PostgreSQL)
• Solid understanding of messaging concepts (preferably Kafka ecosystem)
• Good understanding of concurrency concepts and principles
• Exceptional troubleshooting skills
• Good understanding of relevant security best practices
• At least upper-intermediate proficiency in English

Would be a plus:

• Expertise in multithreading and high-load systems
• Deep understanding of Kafka internals and principles
• Experience in the sports betting domain
• Strong mathematical background

Our Tech Stack

• Java 23
• Spring Boot 3.4.1
• Google Cloud Platform:
  • Kubernetes
  • Kafka
  • AlloyDB for PostgreSQL
  • Spanner
• Ebean ORM
• Flyway
• Redis
• Quartz
• Websockets
• Retool
• Test Containers
• Locust for perf testing
• Jenkins/ArgoCD
• ELK/Sentry/Grafana
• Jira/Confluence/Slack/Bitbucket

We offer

• Modern tech stack
• Fresh, well-maintained codebase featuring high test coverage
• Minimal bureaucracy and fast approval processes
• Ability to work with highly skilled, passionate, and supportive teammates
• Chance to make a global impact by contributing to projects experiencing exponential user growth

Other Benefits

Full Remote Work: Enjoy the flexibility of working remotely from wherever you feel most productive. Medical/Sport Compensation: Receive private monthly compensation towards medical expenses or sports-related activities to support your health and well-being. Generous Leave Policy: Take advantage of 30 days of paid time off, encompassing both vacation and sick leave, to ensure you can recharge and recover when needed. Take your time on bank holidays as well. Company Events: Engage in our vibrant company culture through a variety of informal events designed to foster camaraderie and teamwork. Continuously Development: Get an opportunity to join a fast-growing business where the skys the limit.