About the role

Senior Data Engineer working within AI group at Tripledot, a leading mobile games company. Collaborating with various teams to enhance AI/ML capabilities across all studios.

Responsibilities

Design, build, and maintain scalable and reliable data pipelines to support AI/ML initiatives across the studio.
Collaborate with data scientists, ML engineers, analysts, and game developers to understand data needs and translate them into robust infrastructure solutions.
Develop and maintain ETL/ELT workflows that ingest and transform structured and unstructured data from various sources (e.g., game telemetry, player behavior, marketing).
Work with cloud platforms to manage and optimize data lakes, warehouses, and orchestration tools.
Ensure data quality, consistency, and governance across all stages of the data lifecycle.
Monitor and troubleshoot data pipelines and ensure timely delivery of data to downstream systems.
Enable real-time and batch data processing to support AI use cases like player segmentation, churn prediction, personalization, and content optimization.
Advocate for best practices in data engineering, including CI/CD, version control, testing, and observability.

4+ years of experience as a Data Engineer, ideally within gaming, mobile apps, or digital products.
Hands-on experience with data pipeline orchestration (e.g., Airflow, Prefect, Dagster).
Strong proficiency in SQL and Python.
Experience with databases like Trino, BQ and Redshift is a plus.
Proven track record of using big data technologies and distributed systems (e.g., Spark, Kafka, Flink) for large scale processing.
Solid understanding of cloud infrastructure (mainly AWS, but understanding of other providers like GCP is a plus) and containerization (Docker, Kubernetes).
Familiarity with machine learning workflows, feature stores, and model serving is a plus.
Strong Data Modelling skills, schema evolution management and usage of open table formats, like Apache Iceberg.
Usage of generative AI for daily tasks is a plus.
Passion for gaming and an interest in using AI to create better player experiences.
A collaborative mindset with strong communication skills and a product-focused approach.

26 days paid holiday in addition to bank holidays to relax and refresh throughout the year
Hybrid Working: We work in the office 3 days a week, Tuesdays and Wednesdays, and a third day of your choice.
20 days remote working: Work from anywhere in the world, or use the time to cover mandatory office days to WFH, 20 days of the year.
Regular company events and rewards: Join in regular events and rewards that celebrate cultural events, our achievements and our team spirit.
Private Medical Cover with Luxmed: Have peace of mind with private medical cover, ensuring your and your family's health is in good hands.
Daily Free Lunch: When working in the office order free food from Pyszne.pl
Multisport Plus Card: Enjoy access to various sports facilities across Warsaw with the Multisport Plus Card.
Employee Assistance Program: Anytime you need it, tap into confidential, caring support with our Employee Assistance Program, always here to lend an ear and a helping hand.
Family Forming Support: Receive vital support on your family forming/ fertility journey with our support program [subject to policy]
Continuous Professional Development: Propel your career with continuous opportunities for professional development.
English & Polish Classes: Improve your language skills with access to English and Polish classes.