Senior APEX Developer + Database & ETL

140 - 160 PLNNet per hour - B2B

Senior APEX Developer + Database & ETL

Data

Puławska 2b, Warszawa

Square One Resources

140 - 160 PLN
Net per hour - B2B
Full-time
B2B
Senior
Remote

Tech stack

    English

    C1

    Apex

    master

    PL/SQL

    advanced

    SQL

    advanced

    Oracle

    advanced

Job description

Join the Computational Sciences Center, where scientists and IT professionals work together to bridge science and technology. Our Oracle Apex DevOps team supports Pharmaceutical Research and Early Development initiatives, delivering innovative solutions in a regulated, global environment.


As a Senior APEX Developer, you will be part of a team of 6 senior developers, supporting and maintaining applications, implementing new features, managing environments and optimizing architecture and processes.


Key responsibilities:

  • Design, develop, and maintain applications on Oracle APEX

  • Implement business logic using PL/SQL and SQL within Oracle Database

  • Optimize ETL processes and database queries for performance and scalability

  • Administer and configure APEX/Oracle/Middleware environments (Tomcat, ORDS)

  • Lead architecture optimization initiatives and introduce new solutions

  • Collaborate with business stakeholders, act as Problem Coordinator or Major Incident Manager when needed

  • Work in Agile/Scrum and ITIL-aligned processes, creating high-quality documentation


Requirements:

  • 6+ years of APEX applications development experience

  • Expert in Oracle APEX, PL/SQL, SQL

  • Strong Oracle Database knowledge and ETL optimization skills

  • Experience with UNIX basics and middleware administration/configuration

  • Familiarity with DevOps, Agile, ITIL standards

  • Proven ability to manage multiple priorities and lead requirements/design sessions

  • Proficient English communication skills (C1 level)

  • Strong problem-solving orientation and proactive approach

  • Experience in regulated domains (pharma, banking, automotive) is an asset


Why join us?

  • Work in a high-performing, international team of experts

  • Influence strategic scientific and technological initiatives

  • Be part of a global organization with long-term vision and stability

  • Opportunity to work in cutting-edge research and development projects

Published: 13.08.2025

Meet the company

Square One Resources

Nasze motto to #OneSquareOne - jeden zespół, wiele talentów. Specjalizujemy się w rekrutacji, naszą misją jest połączenie biznesu z najlepszymi kandydatami i kandydatkami z rynku.

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