Qualysoft

Java Backend Developer

Qualysoft
Apply
4 days ago
Bucharest, RomaniaEntry Level

Responsibilities

  • Design, develop, and maintain scalable backend applications using Java 21 and Spring Boot.
  • Develop and integrate REST and SOAP APIs for communication between internal and external systems.
  • Implement and maintain event-driven architectures using Apache Kafka.
  • Design SQL database solutions, optimize queries, and manage data persistence.
  • Develop and maintain automated integration tests using Testcontainers.
  • Troubleshoot, debug, and optimize backend applications for performance, stability, and scalability.
  • Collaborate with developers, QA engineers, and business analysts to deliver software solutions.
  • Participate in code reviews, technical discussions, and continuous improvement initiatives.
  • Contribute to application deployment, monitoring, and maintenance in containerized environments.

Requirements

  • Experience developing scalable backend applications with Java 21 and Spring Boot.
  • Experience developing and integrating REST and SOAP APIs.
  • Experience implementing event-driven architectures with Apache Kafka.
  • Experience working with SQL databases, including database design, query optimization, and data persistence.
  • Experience developing automated integration tests with Testcontainers.
  • Ability to troubleshoot, debug, and optimize backend applications.
  • Ability to collaborate with developers, QA engineers, and business analysts.
  • Experience with code reviews and technical discussions.
  • Experience contributing to deployment, monitoring, and maintenance in containerized environments.
  • Nice-to-have experience with OpenShift or Kubernetes, banking or financial-services integrations, transaction processing, data consistency, secure financial-system communication, Docker, and cloud-native application development.

Benefits

  • Premium medical package.
  • Lunch tickets and Pluxee Card.
  • Bookster subscription.
  • 13th salary and yearly bonuses.
  • Flexible working program with openness to remote work.
  • International exposure, diverse project opportunities, and flexibility to choose projects aligned with career goals.
  • Access to Pluralsight, Udemy, Microsoft, and Google Cloud learning platforms, courses, and certifications.
  • Mentorship, certifications, professional development, and career growth opportunities.
  • Supportive culture with work-life balance, team events, and a flat hierarchy.

Tech Stack

Apache KafkaDockerGoogle CloudJavaKubernetesOpenShiftSpring BootSQL

Categories

Qualysoft

About Qualysoft

201-500 employees

Qualysoft is a Vienna-headquartered IT services firm founded in 1999 that delivers CRM/ERP consulting, custom software development, test automation, integration, and application management for enterprises. It works on a project and managed-services basis across Central and Eastern Europe, supporting digitalization and data/BI initiatives. Privately held, the company serves clients in multiple industries.

Contact me