CData Virtuality: Senior Backend Developer SaaS

Headquarters: Leipzig



CData Virtuality is a strong data integration and management solution and Product Unit of CData Software. We are known for our powerful data virtualization capabilities that enable companies to access, integrate, and manage data from multiple sources in real-time without the need for extensive data replication. Data Virtuality’s platform supports a variety of data sources and formats, making it a powerful tool for organizations looking to streamline their data infrastructure and improve decision-making processes. 

What You’ll Do:

  • Elevate our Core: Drive the further development of our Data Virtuality Platform’s core and backend APIs, optimizing our powerful suite of tools.

  • Innovate and Integrate: Conceive, develop, and integrate new components and applications that meet our high standards of innovation and functionality.

  • Enhance and Optimize: Analyze and enhance existing components, ensuring our platform operates at peak efficiency and continues to meet evolving needs.

  • Troubleshoot and Resolve: Employ your problem-solving skills in identifying and rectifying bugs, thereby maintaining the reliability and performance of our systems.


  • 5+ years of proven hands-on experience in J2EE development, particularly with application servers such as WildFly, JBoss, or Tomcat.

  • Extensive experience in database design and complex SQL queries.

  • Deep knowledge of OOD, Java, XML, J2EE (including JSP, JMS, EJB, Servlets, JDBC, JPA), and Web Services (SOAP & REST).

  • Experience with Hibernate, understanding of RDBMS principles, data warehousing, modern architectural concepts, design patterns, and agile methodologies (Scrum, Kanban).

  • Familiarity with development technologies, assembly tools like Maven, and versioning tools like SVN or Git.

  • Experience with cloud platforms like AWS, GCP, or Azure is highly desirable.


  • Experience with various operating systems (Windows, Linux, MacOS).
  • Academic background in Computer Science, IT, Software Engineering, or a related field.
  • AI-related experience


  • Excellent verbal and written English skills.
  • You bring a problem-solving mindset that blends thoughtful analysis with a pragmatic, hands-on approach to development.
  • A team player at heart, you’re also capable of independently tackling complex problems.
  • You understand and anticipate the needs of our customers, ensuring our solutions are perfectly aligned with their requirements.

Why Join Us?

You’ll be part of a dynamic team that values innovation and efficiency. We provide a stimulating work environment where creativity is encouraged, and your contributions make a real impact. Enjoy the perks of working with top-tier colleagues on this exciting project that redefines how businesses interact with data.

 What our amazing team worldwide loves about working with CData Virtuality

  • A stable and reliable job with the freedom and flexibility of a freelancer

  • Working as a contractor worldwide or as an employee in Germany

  • Flexible working hours and workplace

  • Paid vacation days and paid sick leaves

  • Fast and dependable monthly payment – in EUR, USD, or Crypto, as you prefer

  • Contributing to the success of a growing company

  • Working with cutting-edge technologies

  • Knowledgeable and approachable C-Level

  • Continuity and growth potential

  • Smart, friendly, and international colleagues

  • Full integration into our teams and invitations for our team events worldwide



We are committed to creating a diverse environment and are proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

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