Oracle APEX/PL/SQL Developer (m/f)

Zagreb, Croatia (Hybrid)Hybridmid

OtherSql Developer

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Quick Summary

Overview

Dive deeper. Aim higher.At Abysalto, that’s not just a motto — it’s how we work. We build serious tech for a variety of clients, but we keep things simple, fast, and focused. We’re a team driven by determination, expertise, and courage — and we’re looking for someone who shares that mindset.

Technical Tools

javascriptsqlagileci-cdcode-reviewdocumentationperformance-optimizationsaas

We are looking for an experienced Oracle APEX / PL/SQL Developer who wants to work on the development and evolution of strategic HR SaaS products. These systems are used by large enterprises and public institutions, featuring complex business rules, a high number of users, and demanding data models.

We are not looking for someone to simply “maintain” the system. We are looking for a professional who wants to actively participate in solution design, architecture optimization, and setting technical development standards.

Data model design
Architectural decisions
Code quality standards
Performance optimization
The evolution of APEX applications toward a more scalable and modular structure

Our focus is on long-term maintainable code, structured development, and a strong engineering mindset.

Responsibilities

~1 min read

→Develop new features and evolve existing APEX applications for HR modules
→Design and optimize PL/SQL packages, procedures, and functions that implement complex business logic
→Work with large datasets and optimize SQL/PLSQL performance
→Participate in integrations with external systems (payroll, time tracking, ERP systems, external services)
→Contribute to architectural decisions and technical design
→Perform code reviews, testing, CI/CD processes, and maintain technical documentation
→Collaborate with product owners and HR domain experts to define and refine solutions

Requirements

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4+ years of experience in Oracle SQL and PL/SQL development
2+ years of experience working with Oracle APEX (20.x+)
Strong understanding of relational data models and normalization
Experience working on complex business systems (HR, ERP, finance, or similar domains)
Ability to work independently and make technical decisions

Nice to Have

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Knowledge of HR business processes (employee records, organizational structures, payroll calculations)
Experience with APEX plugin development, advanced JavaScript customizations, and Universal Theme
Experience customizing UI with CSS (APEX template customizations, responsive adjustments, working with Universal Theme styles)
Experience with CI/CD practices for databases and APEX applications
Oracle certifications (OCP, APEX)
Experience working in a Scrum/Agile environment

What We Offer

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✓Work on a strategic HR SaaS product with a long-term roadmap vision

✓A stable and professional development environment

✓Technical autonomy and real impact on architecture

✓The opportunity to help define development standards

✓Work in an experienced and encouraging team

✓Continuous professional development through training and conferences

✓Flexible working hours with the option of hybrid work

✓Work in an agile environment following SCRUM methodology

✓Pleasant and relaxed work environment with various perks (top-quality Herman Miller Aeron chairs, high-end equipment, discounts with partner companies)

✓All perks and benefits can be found on our career page

We look forward to meeting you!