Requirements

Expected technologies

AWS

Terraform

CI/CD

Python

Optional technologies

Datadog

Jira

Jenkins

Our requirements

• Have 3+ years of professional experience as a Data Engineer or Platform Engineer with strong focus on AWS services (e.g., S3, Lambda, RDS, Glue and IAM).
• Understand data modeling and have a solid grasp of ETL best practices.
• Are proficient in Python (or .NET/other relevant languages used in serverless environments).
• Are familiar with data ingestion mechanisms such as APIs, SFTP, message queues, or streaming platforms.
• Have experience building event-driven architectures and scalable, cloud-native data pipelines.
• Care about data quality, testing and graceful error handling.
• Use observability tools to monitor logs, performance, and system health (e.g., Datadog).
• Are comfortable building and managing infrastructure using Terraform.
• Working from the OEC Cracow office at least once a month is preferred.

Your responsibilities

• Support a team of data engineers, while staying hands-on in pipeline development and architecture design.
• Build scalable, serverless, event-driven ETL pipelines to process and transform large datasets from diverse sources.
• Optimize AWS resources for performance, cost-efficiency, and security.
• Lead and support migrations from on-premises to AWS-based data platforms.
• Implement and maintain DevOps practices such as CI/CD pipelines, test automation, and infrastructure as code (Terraform).
• Contribute to the planning and design of future data platform development phases.