Technical skills

Java 21 and Spring Boot (REST, Spring Data JPA, Logback)

Authentication & security: Spring Security, OAuth2, JWT (including service-to-service in microservices)

API design & contracts: DTOs, error handling, Swagger/OpenAPI

Testing & quality: JUnit 5, Mockito, JaCoCo

Databases: H2, MySQL; exposure to PostgreSQL + Flyway

DevOps & deployment: Docker, Docker Compose, CI/CD with GitHub Actions and Azure DevOps, container deployments to Azure Container Instances

Integrations: OpenAI API, Anthropic Claude, Stripe; RSS feeds

Data flows & automation: daily runs without manual intervention (logging, retries, safe upserts, staging→prod approval)

Tools