Backend Software Engineer

1 week ago

Piraeus, Attica, Greece NEUROPUBLIC S.A. Full time €25,000 - €40,000 per year

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.

  • Net Software Engineer

    1 week ago

    Piraeus, Attica, Greece Benefit Software Full time €40,000 - €80,000 per year

    Benefit Softwareis a company with an innovative management culture coupled with in-depth knowledge of the shipping industry. We are absolutely and solely focused on the development of user-friendly office and vessel applications for maritime.We hire people with talent, passion, and potential and then give them the variables to evolve and thrive both...

  • Application Support Engineer

    4 days ago

    Piraeus, Attica, Greece Benefit Software Full time €35,000 - €45,000 per year

    Benefit Softwareis a company with an innovative management culture coupled with in-depth knowledge of the shipping industry. We are absolutely and solely focused on the development of user-friendly office and vessel applications for maritime.We hire people with talent, passion, and potential and then give them the variables to evolve and thrive both...

  • Project Manager

    1 week ago

    Piraeus, Attica, Greece Benefit Software Full time €35,000 - €55,000 per year

    Benefit Softwareis a company with an innovative management culture coupled with in-depth knowledge of the shipping industry. We are absolutely and solely focused on the development of user-friendly office and vessel applications for maritime.We hire people with talent, passion, and potential and then give them the variables to evolve and thrive both...

  • Back-end Software Engineer

    1 week ago

    Piraeus, Attica, Greece Navarino Full time €30,000 - €60,000 per year

    About usNavarino is an innovative global technology company with offices in Greece, Norway, Germany, Cyprus, the United Kingdom, Hong Kong, USA, UAE, Japan and Singapore. We develop technology solutions for the shipping industry and are a leader in our sector. Our R&D and engineering departments focus on building and enriching our product portfolio, with...

  • AI Solution Architect

    4 days ago

    Piraeus, Attica, Greece Benefit Software Full time €40,000 - €80,000 per year

    Benefit Softwareis a company with an innovative management culture coupled with in-depth knowledge of the shipping industry. We are absolutely and solely focused on the development of user-friendly office and vessel applications for maritime.We hire people with talent, passion, and potential and then give them the variables to evolve and thrive both...

  • AI Engineer

    6 days ago

    Piraeus, Attica, Greece Navarino Full time €90,000 - €120,000 per year

    About usNavarino is an innovative global technology company with offices in Greece, Norway, Germany, Cyprus, the United Kingdom, Hong Kong, USA, UAE, Japan and Singapore. We develop technology solutions for the shipping industry and are a leader in our sector. Our R&D and engineering departments focus on building and enriching our product portfolio, with...

  • Senior Quality Assurance Engineer

    2 weeks ago

    Piraeus, Attica, Greece Signify Technology Full time €60,000 - €80,000 per year

    Senior QA Automation Engineer | Music & Entertainment TechFull-time | Athens, Greece | Hybrid - 2x Days in Office Per Week (Piraeus)My client are building a platform that transforms how artists connect with their most passionate fans — making fan engagement visible, measurable, and rewarding. Their mission is to bridge the gap between creators and their...

  • Naval Architect Or Marine Engineer

    2 weeks ago

    Piraeus, Attica, Greece Piraeus-Based Shipmanagement Company Full time €40,000 - €60,000 per year

    PIRAEUS BASED SHIPMANAGEMENT COMPANY MANAGING DRY CARGO FLEET - HANDIES AND PANAMAXES - REQUIRE NAVAL ARCHITECT OR MARINE ENGINEER FOR TECHNICAL DEPT.CANDIDATE MUST HAVE MIN ONE YEAR EXPERIENCE IN SIMILAR POSIΤION, UNIVERSITY DEGREE, FLUENT ENGLISH AND EXCELLENT COMPUTER SKILLS.KNOWLEDGE OF DANAOS SOFTWARE IS AN ASSET.

  • IT System Engineer

    2 days ago

    Piraeus, Attica, Greece NAVARINO Full time €45,000 - €55,000 per year

    About usNavarino is an innovative global technology company with offices in Greece, Norway, Germany, Cyprus, the United Kingdom, Hong Kong, USA, UAE and Singapore. We develop technology solutions for the shipping industry and are a leader in our sector. Our R&D and engineering departments focus on building and enriching our product portfolio, with...

  • Senior Service Engineer

    1 week ago

    Piraeus, Attica, Greece Navarino Full time €35,000 - €55,000 per year

    About usNavarino Group is an innovative global technology group of companies with offices in Greece, Norway, Germany, Cyprus, the United Kingdom, Hong Kong, USA, and Singapore. We develop technology solutions for the shipping industry and are a leader in our sector. Our R&D and engineering departments focus on building and enriching our product portfolio,...