Java Backend Developer

Quick Facts

• Role: Java Backend Developer

• Work model: Hybrid (Warsaw) — form to be agreed

• Focus: Java + Spring Boot microservices, SSO/IAM integrations, GIS/spatial data

Description

You will develop and maintain Java (11+) and Spring Boot applications in a microservices environment. The role includes work on SSO/IAM (especially Apereo CAS), building and integrating REST APIs (SAML2, OAuth2, OIDC, LDAP, REST), and integrating spatial data via GeoServer and spatial databases. You’ll collaborate with front-end and GIS data teams, support authorization and spatial-data incident analysis, and work in Scrum (Daily, Planning, Review, Retrospective).

Benefits

• Long-term cooperation under a B2B contract

• Real impact on systems — your analysis directly shapes IT solutions

• Analytical growth through complex system and business projects

• Expert environment collaborating with experienced IT and business teams

• Collaboration culture focused on communication, analysis, and solution quality