PL/SQL developer with German

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 technology, creativity and business solutions. We collaborate with key players across various industries, delivering reliable and scalable solutions for complex business environments. For this role, you will join a long-term project for a leading Telecommunications provider in Germany, operating in the areas of internet services and fiber-optic infrastructure. The project supports business-critical systems that manage complex processes, large volumes of data and integrations across multiple enterprise platforms. As part of the team, you will work in a mature enterprise environment, contributing to the development and optimization of database-driven solutions that support essential telecom business processes. The role has a strong focus on Oracle PL/SQL development, data processing and performance optimization, as well as integration with other enterprise systems. What You'll Be Doing Design, develop and maintain robust Oracle database solutions using PL/SQL Develop and optimize advanced PL/SQL packages, procedures, functions, triggers and scripts Implement complex business logic directly at database level Analyze and optimize complex SQL queries and database processes for performance and scalability Work with large datasets, complex schemas and high-volume data processing Perform SQL and PL/SQL performance tuning and identify database bottlenecks Contribute to data modeling and ensure efficient database design Design and maintain data processing and transformation flows Support and enhance REST/SOAP integration flows between enterprise systems Troubleshoot data transformation issues, integration inconsistencies and database-related incidents Collaborate closely with application developers, architects and other technical teams Participate in technical design and architecture discussions Contribute to code reviews, development standards and best practices Support production environments and investigate complex technical issues when required 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 hands-on experience with Oracle PL/SQL development Excellent knowledge of SQL and database development Proven experience developing and optimizing PL/SQL packages, procedures, functions and triggers Strong understanding of database performance tuning and query optimization Experience working with large datasets and complex relational database schemas Good understanding of data modeling and database design principles Experience with enterprise integration patterns and data transformation Good knowledge of REST/SOAP APIs and system integration Experience with Git or similar VCS Experience with CI/CD, build and deployment pipelines Knowledge of Java backend development is considered a nice-to-have Experience with Jakarta EE or Spring Framework is considered a plus Good understanding of enterprise software architectures is a plus Very good English and German communication skills, written and spoken