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Qualitest

Junior Java Developer ( hybird Bucharest)

Qualitest
Romania · Full-time · Entry

Working on a large-scale Big Data Intelligence Platform built on a distributed microservices architecture, focused on processing high-volume data streams in real time. The platform enables advanced analytics and supports data-driven decision-making across multiple business areas.

The system leverages modern technologies such as Java (17/21) with Spring Boot, Kafka for event-driven processing, Elasticsearch for high-performance search and indexing, and Docker/Kubernetes for containerization, along with integrations with external systems.


Key Responsibilities

  • 6 months- 1 year of hands-on experience developing microservices using Java and Spring Boot
  • Design and implementation of event-driven data pipelines using Kafka
  • Working with Elasticsearch for efficient indexing and fast querying
  • Contributing to system architecture, performance optimization, and scalability
  • Writing clean, maintainable, and well-tested code
  • Collaborating with cross-functional teams (DevOps, Data, QA, Frontend)
  • Participating in code reviews and technical discussions


Core Skills


  • Java, Spring Boot, microservices architecture
  • Kafka and event-driven systems
  • Elasticsearch
  • REST APIs and distributed systems
  • Docker, CI/CD pipelines
  • Troubleshooting in distributed environments


Additional Exposure


  • Interest in end-to-end development (Spring Boot + React)
  • Exposure to Kubernetes
  • Familiarity with Python or Node.js
  • Experience with data processing / AI-ML concepts
  • Awareness of security best practices in distributed systems

Key Skills

Ranked by relevance

microservices spring boot elasticsearch java containerization big data python devops kafka cicd ai
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Posted
May 11, 2026
Type
Full-time
Level
Entry
Location
Bucharest
Company
Qualitest

Industries

IT Services IT Consulting IT System Testing Evaluation IT System Data Services

Categories

Other Engineering Information Technology

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