BigData Engineer (Python + Spark)

Integral Solutions - Informatica Distributor; Warszawa; On-site; PLN 200,880 - 279,000; Full time

Job summary

A leading technology distributor in Warsaw is seeking a skilled Big Data Engineer to join an exciting project for a top banking client. You will build and enhance Big Data solutions using Python and Apache Spark. Ideal candidates have a minimum of 3 years' experience with BigData technologies and advanced SQL knowledge. The position requires working on-site once every two weeks, offering a blend of innovative environments and technical challenges.

Qualifications

• Minimum 3 years of experience in Python or Scala programming.
• Commercial experience with BigData technologies; Spark is essential.
• Advanced knowledge of SQL and integrating data from multiple data sources.

Responsibilities

• Write and maintain data pipelines and applications using Python.
• Work with Apache Spark to process large datasets.
• Combine data from different sources into a single system.

Skills

Python

Apache Spark

SQL

Data Warehouse principles

JSON

PARQUET

ORC

AVRO

Scala

Tools

Maven

Kafka

Apache Nifi

Job description

We are looking for a skilled BigData Engineer to join an exciting project for a leading banking client, one of the top players in the Polish market. You will work on building and improving Big Data solutions that support key business processes, using modern technologies and best engineering practices.

It's a Warsaw-based opportunity. The team visit the office once in two weeks.

Responsibilities

• Write and maintain data pipelines and applications using Python
• Work with Apache Spark and other Big Data tools to process large amounts of data
• Use data warehouse principles to keep data well-structured and reliable
• Follow good engineering practices: clear code, proper testing, documentation, and clean design
• Handle different data formats like JSON, Parquet, ORC, and Avro
• Write and improve SQL queries to work with data efficiently
• Combine data from different sources into a single system

You will be a perfect candidate if you have:

• Minimum 3 years of experience in Python or Scala programming
• Commercial experience and exposure to BigData technologies, Spark is a must
• Familiarity with Data Warehouse principles
• Knowledge of good engineering practices, Big Data processing, including Design standards, Data Modelling techniques, coding, documentation, testing and implementation
• Experience with various data formats: JSON, PARQUET, ORC, AVRO
• Understanding database types and usage scenarios, e.g. Hive, Kudu, HBase, Iceberg, etc.
• Advanced knowledge of SQL Experience in integrating data from multiple data sources
• Knowledge of tools for building projects/applications, e.g. Maven
• Advanced knowledge of Polish and good knowledge of English

It will be a strong plus to have:

• Practical knowledge of Agile processes and tools: Jira, Confluence, Kanban, Scrum, etc.
• Knowledge of the Kubeflow platform
• Knowledge of streaming technologies and tools such as Kafka, Apache Nifi