Senior Data Platform Engineer — Databricks & ClickHouse

Grid Dynamics; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Competitive salary

Flexible schedule

Medical insurance

Sports

Corporate social events

Professional development opportunities

Well-equipped office

Job summary

Grid Dynamics is seeking a Senior Data Engineer to join a high-impact initiative modernizing the global data ecosystem. You will architect and deliver a next-generation Data Platform on Databricks (AWS), applying Medallion Architecture and low-latency analytics with ClickHouse.

You will own end-to-end delivery, build automated testing frameworks, and translate business requirements into scalable engineering solutions while collaborating with stakeholders and leading technical discussions.

Qualifications

• 5+ years of commercial data engineering experience building, scaling, and maintaining enterprise data platforms.
• Strong hands-on experience with Databricks, Spark / PySpark, Python, and advanced SQL.
• Proven track record of designing data models and architectures using the Medallion Architecture pattern.
• Practical experience implementing high-volume, low-latency analytics solutions using ClickHouse.
• Solid engineering background in automated testing methodologies (unit, integration, and data quality validation) within data pipelines.
• Demonstrated capability to translate complex business needs into technical designs and clear backlog requirements.

Responsibilities

• Design and build production-grade data pipelines and data platform components using Databricks on AWS, PySpark, Python, and SQL.
• Implement scalable Data Models based on the Medallion Architecture framework (Bronze, Silver, and Gold layers).
• Architect and optimize low-latency, real-time analytics data paths using ClickHouse.
• Drive engineering quality across the delivery process by building automated unit, integration, and data quality testing frameworks without relying on dedicated QA resources.
• Collaborate directly with client stakeholders and team leadership to refine backlog items, clarify requirements, and run technical discussions.
• Conduct design and code reviews to enforce system reliability, maintainability, and architectural standards.
• Provide pragmatic support and maintenance for a legacy Hadoop/Kafka reporting platform (~10% effort split) while supporting the strategic shift to the new platform.

Tools

Databricks

Spark / PySpark

Python

SQL

Medallion Architecture

ClickHouse

Automated testing

Unit testing

Integration testing

Data quality testing

AWS

Kafka

Job description

Grid Dynamics is seeking a Senior Data Engineer to join a high-impact initiative modernizing the global data ecosystem. You will architect and deliver a next-generation Data Platform on Databricks (AWS), applying Medallion Architecture and low-latency analytics with ClickHouse.

You will own end-to-end delivery, build automated testing frameworks, and translate business requirements into scalable engineering solutions while collaborating with stakeholders and leading technical discussions.