Senior Data Engineer

Senior Data Engineer

Hypercell Games, Remote

Hypercell Games is a mobile game studio behind some of the most downloaded hybrid-casual and puzzle titles on the market.

For which tasks (responsibilities)?

Design, develop, and maintain ETL/ELT pipelines (Spark, Scala, Airflow).

Orchestrate workflows in self-managed Apache Airflow.

Develop and optimize data layers in BigQuery, including external tables on GCS and cost-aware data structures.

Process large volumes of data using Spark/Scala.

Ensure data quality through validation, monitoring, alerting, and cross-source data reconciliation.

Prepare and maintain data marts for analytics needs.

Document infrastructure and data pipelines.

Contribute to the development of the analytics platform.

Monitor and optimize storage and query costs.

What kind of professional are we looking for?

4+ years of experience as a Data Engineer, including production experience with Spark.

Strong Scala skills (primary ETL language), with production Spark experience specifically on Scala.

Advanced SQL, including window functions and query optimization.

Experience with self-managed Apache Airflow, including writing and maintaining DAGs.

Hands-on experience with BigQuery; experience with external tables, GCS storage, and cost optimization is a strong plus.

Python for auxiliary tasks and analytics.

Strong understanding of ETL/ELT concepts and pipeline design.

Experience with data warehousing and data modeling (layers, fact/dimension).

Experience with Git, CI/CD, and end-to-end pipeline testing.

Experience with data quality practices, including validation, monitoring, and alerting.

Comfortable working with AI-assisted development tools; our team actively uses Claude Code.

Why do we enjoy working here?

The opportunity to work on games played by millions of players.

Implement your bold ideas.

Paid vacation.

Support for professional development (training, coaching, and more).

Opportunity to grow and develop with the company.

Supportive and warm working atmosphere within the team.

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