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Bonapolia logo
Bonapolia

IT Staff Augmentation

Senior Java Developer

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 11-50Since 2018H1B No SponsorCompany SiteLinkedIn

Location

Lithuania

Posted

70 days ago

Salary

0

Seniority

Senior

Job Description

Senior Java Developer

Bonapolia

• Develop backend services using Java, Spring Boot, and REST APIs • Implement and support OAuth2 / OIDC-based authentication flows • Configure and manage Keycloak (realms, clients, roles, token policies) • Lead code reviews, mentor team members, and ensure high-quality delivery • Build containerized applications using Docker • Implement and support CI/CD pipelines • Work with SQL databases (PostgreSQL / MySQL)

Job Requirements

  • Strong hands-on experience with Java, Spring Boot, and REST APIs
  • Deep understanding of OAuth2 / OIDC
  • Proven production experience with Keycloak
  • Experience with Docker and CI/CD pipelines
  • Solid SQL and JPA / Hibernate knowledge
  • Experience leading code reviews, mentoring, and delivery ownership
  • Experience in telecom or fintech environments
  • Fluent English

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