Who We Are
We don't have the fame, but we've got the flame. We are a distributed group of specialists within NTT DATA Romania, who make the best out of JVM-based technologies, creativity and business solutions. Referred to as Java Competence Center, we co-create and co-accelerate with key players in any field. Without being limited to any business unit, we demonstrated our deep Java development expertise by delivering SaaS platforms in various domains: Web Applications in e-Commerce, Automotive, Telco, Insurance, Banking and Public sector, even Big Data and scientific applications.Our current emphasis lies on PaaS solutions, with a specific focus on Docker, Kubernetes, Open Shift, AWS, and Cloud Foundry. With the increasing demand for Microservices projects, we have created a reference architecture for our major clients, researched various frameworks, and identified the ones that are highly sought after by the large enterprises we collaborate with.
We are looking for an experienced Senior Java Backend Developer with strong expertise inOracle PL/SQLand enterprise integrations. This role is ideal for a senior engineer who enjoys solving complex backend challenges, working with large datasets, and designing integration flows for mission‑critical systems. You will be a key technical contributor in a mature enterprise environment, driving backend development, optimizing data processing, and ensuring smooth communication between distributed systems.
What You'll Be Doing

• Design and develop robust backend services using Java (enterprise-grade applications)
• Implement business logic, service orchestration, and integration points
• Ensure scalability, performance, and reliability of backend modules
• Develop and optimize advanced PL/SQL packages, procedures, functions, and triggers
• Perform SQL tuning and improve data processing efficiency
• Work closely with large datasets and complex schemas
• Drive best practices around data modeling and database performance
• Support and enhance REST/SOAP integration flows between systems
• Troubleshoot data transformation issues and integration inconsistencies
• Participate in technical design and architecture discussions
  

What You'll Bring Along

• A University degree or advanced diploma in a software engineering-related discipline, preferably in Computer Science, or equivalent experience
• Minimum 7 years of experience in a similar position
• Strong experience in Java backend development
• Solid understanding of: Object-oriented design, Multithreading and concurrency, Service-oriented architectures
• Deep hands-on experience with Oracle PL/SQL development
• Experience with Jakarta EE or Spring Framework
• Good knowledge of SQL performance tuning at scale
• Experience with Git or similar VCS
• Experience with with CI/CD, build and deployment pipelines
• Good knowledge of: REST/SOAP APIs, schema validation, and data transformation
• Very good English and Germa communication skills, written and spoken
  

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