Oracle/PostgreSQL Database Developer

Quick Facts

• Start: ASAP / within 1 month / flexible

• Work Model: Mostly remote, up to 8 days per month in the Warsaw office

• Contract Type: B2B via Experis

Description

We are looking for an experienced Oracle/PostgreSQL Database Developer to support the design, development, and maintenance of enterprise reference data solutions.

Responsibilities

• Analyze and validate data structures and data models in Oracle and PostgreSQL environments

• Design, develop, and maintain conversion tables and enterprise reference data dictionaries

• Define and implement new data attributes and structures

• Ensure data consistency, quality, and integrity across reference data solutions

• Prepare and execute data migration, export, and transformation processes

• Support project teams in data management, integration, and processing activities

• Participate in requirements analysis and implementation of changes related to reference data management

• Collaborate with architects, analysts, developers, and business stakeholders

Requirements

• Minimum 2 years of experience

• Strong experience with Oracle Database and PostgreSQL

• Solid understanding of data modeling and relational database design

• Hands-on experience with SQL, PL/SQL, data migrations, and data transformations

• Experience designing and maintaining reference data and conversion tables

• Knowledge of data integration and data quality management principles

• Experience with data export, transformation, and CSV processing

• Ability to analyze business requirements and translate them into technical solutions

• Strong analytical skills, attention to detail, and collaborative mindset

Benefits

• B2B contract via Experis

• Medicover healthcare package

• Multisport card

• Group life insurance