Expert IT Developer (Data Platform Engineer)

TL;DR

Expert IT Developer (Data Platform Engineer): Building and optimizing highly available data delivery applications and scalable ELT pipelines with an accent on database performance, modern integration patterns, and DevOps practices. Focus on designing robust data solutions, implementing CI/CD for data infrastructure, and ensuring data quality and governance across multiple cloud vendors.

Location: Elastic hybrid from Gdynia, Gdańsk, or Warszawa (at least 2-3 days per week from the office)

Salary: 135–165 PLN/hour on B2B

Company

hirify.global is an outsourcing company that provides highly specialized IT teams to clients worldwide, including a leading Norwegian financial group.

What you will do

• Design, build, and maintain scalable ELT pipelines.
• Develop and optimize PL/SQL queries and Oracle database objects for high performance.
• Write Python-based scripts for data processing and transformation.
• Implement CI/CD pipelines supporting data infrastructure and workflow automation.
• Manage database changes and ensure robust version control practices.
• Work with one or more major cloud vendors to deliver secure and scalable solutions.

Requirements

• Strong Python and PL/SQL skills.
• Hands-on experience with ETL tools.
• Proficiency in designing OLAP systems, including STAR schema modelling.
• Understanding of batch and streaming processing, including Kafka.
• Knowledge of database management across Oracle, MS SQL, and Snowflake.
• Practical understanding of DevOps principles and CI/CD practices (Git, Docker, Kubernetes, Terraform).
• Experience with workflow orchestration tools such as Airflow or Prefect.
• Strong command of English (written and spoken).

Culture & Benefits

• Flexible work organization in an international environment.
• Scandinavian organizational culture promoting work-life balance and feedback.
• Opportunity for additional training financed by hirify.global.
• Access to developmental projects and a proprietary professional development programme.
• Regular integration meetings within the Jit community.