We are looking for an experienced Senior Java Developer to join our team and contribute to a modern, large-scale project built on the JVM stack. The ideal candidate combines strong Java expertise, familiarity with Kotlin, and leadership experience in microservices-based systems.

Responsibilities

• Design, develop, and maintain backend microservices using Kotlin and Quarkus (Spring Boot experience is equally applicable).
• Build and integrate RESTful and GraphQL APIs, connecting to other internal and external systems.
• Implement and maintain event-driven services leveraging platforms such as Kafka.
• Collaborate with product and engineering teams to design, deliver, and optimize new features.
• Ensure code quality through testing, code reviews, and CI/CD best practices.
• Provide technical guidance and mentorship to the development team.
• Contribute to architectural decisions and advocate for best practices in service scalability and performance.
• Participate in hybrid work setup with weekly in-office collaboration (minimum 1 day per week).

Requirements

• 6+ years of professional experience in backend development using Java.
• Proficiency with Kotlin or strong motivation to adopt it.
• Experience with Quarkus or Spring Boot frameworks.
• Proven experience designing and maintaining microservices architectures.
• Strong understanding of RESTful APIs, GraphQL, and system integration patterns.
• Experience implementing event-driven systems using Kafka or similar technologies.
• Solid background with Gradle, JPA, Hibernate, and PostgreSQL.
• Hands-on experience with Liquibase or other database migration tools.
• Familiarity with Docker and containerized deployments.
• Experience using modern testing frameworks and tools for unit, integration, and coverage analysis.
• Prior experience leading technical projects or mentoring other developers.
• Excellent communication and teamwork abilities.

Nice to have

• Familiarity with CI/CD pipelines, infrastructure as code, and monitoring tools.
• Exposure to cloud platforms such as AWS, Azure, or GCP.
• Understanding of distributed systems design and performance tuning.
• Experience integrating with DB2 and Mainframe systems through CICS Transaction Gateway.

What we offer

• A flexible hybrid work model with one in-office day per week.
• An opportunity to work on a modern JVM technology stack with Kotlin, Quarkus, and scalable microservices.
• A collaborative environment where innovation and technical ownership are encouraged.