DATAGROUP Polska Sp. z o.o. is looking for a skilled Java/Oracle Developer to support our ongoing technology refresh and migration initiatives. This is a mid-level position offering remote flexibility and the opportunity to work on forward-looking IT projects that involve modernizing legacy systems and migrating to cloud and open-source platforms.
responsibilities :
Design and implement robust, scalable, and efficient JAVA-based frontend as well as Java components and Oracle PL/SQL procedures for the ETL process.
Contribute to the migration from Oracle to PostgreSQL.
Collaborate with cross-functional teams on application modernisation and cloud migration efforts.
Ensure code quality, performance, and maintainability throughout the development lifecycle.
requirements-expected :
We’re seeking someone with a strong technical foundation and a proactive mindset. You should have:
Solid experience in Java development and object-oriented programming.
Strong skills in Oracle PL/SQL and ideally some exposure to PostgreSQL.
Familiarity with IBM DataStage is a plus.
Good understanding of RESTful APIs, Git, and modern development practices.
Strong communication skills in English; German is a plus.
offered :
Reliable employment at one of the largest German IT Service Providers.
Opportunity to gather IT experience.
Open and cooperative corporate culture and a trusting working atmosphere.
Flat hierarchies and short decision paths.
Individual training opportunities and interesting technical challenges.
Flexible working hours for reconciling work and private life.
Attractive and modern working environment including mobile office capabilities.
