Position: Big Data Engineer (Poland)
Company: Grid Dynamics
Experience required: 3y
English level: upper

**Project description:**
The project involves the development and maintenance of data pipelines and showcases for business payment instruments based on clickstream data. Tasks include analyzing data from various sources, writing tests, and developing architecture and design documentation.

**Client description:**
Well-known, American corporation that develops personal computers and smartphones, audio players, software and digital content. The headquarters is located in Cupertino, California.

**Details on tech stack:**
SQL: Optimization and analytical functions
Scala: Knowledge of fundamental data structures, functional programming, and Spark application development
Spark: Deep understanding of the framework’s workings
Airflow: At least one year of experience

**Min requirements to the candidate:**
Scala, Spark, and SQL proficiency
Good English communication skills, as this role requires direct interaction with the business

**Nice to have requirements to the candidate:**
Proactiveness
Java programming experience
Familiarity with AWS and Kubernetes
Experience with PySpark

**What is good about project?**
Challenging Payment domain powering critical exec dashboards.