Vacancy details
This is a private vacancy. Company details stay confidential until InVault confirms a serious candidate fit.
- Status
- Active
- Date posted
- 2026-11-15
- Open until
- 2027-02-13
- Employment type
- Full-time
- Source-listed languages
- Not specified
- Language requirement
- No mandatory language inferred
- Work arrangement
- Hybrid
- Physical workplaces
- Warsaw, Poland
- Applicant eligibility
- Applicant geography not specified
Overview
Build backend capabilities that support compliant player lifecycle communications, bonuses and loyalty features. Maintain Java microservices, data integrations and service reliability while working with gaming product and CRM engineers.
Requirements
- Experience developing production backend services using Java and Spring frameworks.
- Working knowledge of microservices and messaging systems such as Kafka.
- Experience with relational databases and backend API integrations.
- Ability to test and troubleshoot distributed application behavior.
- Collaborative technical communication with product and engineering teams.
Responsibilities
- Implement and maintain retention and loyalty backend APIs.
- Develop tested Java microservices and database interactions.
- Integrate event-driven player communication systems.
- Resolve production performance and correctness issues.
- Coordinate design and code reviews with product engineers.
Conditions
- Full-time hybrid role based in Warsaw, Poland.