Senior Java Backend Developer (Node.js / TypeScript) @ Square One ... - Warszawa

Commercial backend development experience: Senior: 6 years Strong expertise in: Java 21 Spring Boot 3.x REST API / OpenAPI Spring Security / OAuth2 / JWT Experience with: API design and system integrations Event-driven architecture and distributed systems Asynchronous flows and messaging concepts Unit and integration testing Monitoring, logging, troubleshooting, and observability Hands-on knowledge of: MongoDB or similar NoSQL databases Maven or similar build tools Production-grade backend engi… Zobacz pełną ofertę