Senior Data Engineer - Build Scalable Cloud Data Platforms

Square One Resources Limited; Poland; Remote; PLN 200,000 - 320,000; Full time

Job summary

Square One Resources Limited is seeking a Senior Data Engineer / Data Platform Engineer to join an international data team in the e-commerce and digital marketplace space. The role focuses on building cloud-based data solutions capable of handling petabytes of data across data lakes and warehouses.

You will design high-volume batch and streaming ingestion pipelines on AWS and GCP, contribute to data architecture discussions, and mentor junior engineers while driving best practices in CI/CD,

Qualifications

• Bachelor's degree in Computer Science or a related field.
• Strong programming skills in Python, Java, or Scala.
• Experience with SQL and NoSQL databases (BigQuery, Teradata, MySQL, PostgreSQL, Cassandra).
• Hands-on experience with Hadoop, Hive, Apache Spark, Airflow (or similar).
• Experience delivering batch and streaming data pipelines at scale.

Responsibilities

• Design and develop high-volume batch and streaming ingestion pipelines on AWS and GCP.
• Build and launch next-generation data ingestion and data curation platforms.
• Mentor junior engineers and provide technical guidance across teams.
• Contribute to best practices in software development, data engineering, testing, and CI/CD.

Skills

Python

Java/Scala

SQL

Big Data

Airflow

Cloud (AWS/GCP)

ETL pipelines

Distributed systems

Education

Bachelor's degree in Computer Science or related field

Tools

BigQuery

Teradata

MySQL

PostgreSQL

Cassandra

Elasticsearch

Wavefront

Job description

Square One Resources Limited is seeking a Senior Data Engineer / Data Platform Engineer to join an international data team in the e-commerce and digital marketplace space. The role focuses on building cloud-based data solutions capable of handling petabytes of data across data lakes and warehouses.

You will design high-volume batch and streaming ingestion pipelines on AWS and GCP, contribute to data architecture discussions, and mentor junior engineers while driving best practices in CI/CD,