NEUROPUBLIC (www.neuropublic.gr is a dynamic and fast-growing technology company that delivers advanced software solutions for the public sector, with a strong presence in domains such as agriculture, administration, and e-government services. Our mission is to design and implement high-impact digital systems that simplify public processes, enhance transparency, and support data-driven decision-making across institutions. We are continuously expanding our development team to support the implementation of modern, web-based information systems that serve citizens and organizations through robust, secure, and user-centric applications.

NEUROPUBLIC is seeking a highly skilled Backend Software Engineer with strong expertise in PostgreSQL and experience supporting Oracle RDBMS in production environments. You will be joining a highly experienced software development team that specializes in designing and delivering large-scale web-based information systems for the public sector.

Our team leverages a combination of modern Java and database technologies, internal development frameworks, and automated tools to accelerate application delivery while maintaining high standards of quality, maintainability, and compliance.

You’ll contribute to projects that digitize administrative processes, simplify complex workflows, and support regulatory compliance through robust and scalable CRUD-based applications.

Responsibilities

• Design and implement CRUD-based web applications to manage administrative processes and citizen applications.
• Build and maintain RESTful APIs and backend logic using Java EE (J2EE), JPA, Hibernate.
• Work with PostgreSQL and/or Oracle to define and manipulate structured data and relational models.
• Write efficient SQL/JPQL queries and stored logic using PL/SQL (Oracle) or PL/pgSQL (PostgreSQL).
• Ensure data consistency, integrity, and performance across high-volume relational systems.
• Support occasional basic handling of spatial data, such as geometry storage or simple location-based queries.
• Collaborate with analysts and architects in a structured, version-controlled development environment.

Qualifications

• Degree in Computer Science, Software Engineering, or equivalent.
• 3–6 years of experience in backend development using Java EE stack.
• 3-6 years of hands-on experience with PostgreSQL in production.
• Hands-on knowledge of JPA, Hibernate, and REST API development.
• Excellent SQL skills and working knowledge of PL/SQL or PL/pgSQL.
• Familiarity with designing and debugging relational schemas in PostgreSQL or Oracle.
• Ability to comprehend and apply public sector rules and administrative workflows.

Nice-to-Have Qualifications

• Basic understanding of spatial data models and PostGIS/Oracle Spatial concepts.
• Experience in modernization of legacy data systems.
• Familiarity with Oracle Forms and migration strategies to modern platforms.

What We Offer

• Competitive salary
• Work in a friendly, diverse, dynamic and extroverted environment
• Private health insurance
• Continuous learning and training opportunities.
• Collaborative and supportive work environment.