Senior Data Engineer: Azure Databricks & Lakehouse Lead

Sii Poland; Białystok; On-site; PLN 240,000 - 320,000; Full time

Benefits offered by this job

Great Place to Work

Centre of internal trainings

Profit sharing

Regular integration events and trips

Medical care

Many experts you can learn from

Open and accessible management team

Job summary

Sii Poland is seeking an experienced Data Engineer to join our data engineering team in a fast-growing environment where data is the main product. You will design and maintain robust data pipelines on Azure Databricks, and help define the data model that delivers trusted datasets to clients.

Collaborate with engineers, data analysts, and product owners to deliver end-to-end solutions—from data acquisition to delivery—while mentoring peers, improving performance, security, and cost efficiency;

Qualifications

• 8+ years of experience in data engineering.
• Strong knowledge of Apache Spark, Databricks, Snowflake, dbt, and Python.
• Experience designing solutions based on Delta Lake or Apache Iceberg.
• Ability to lead complex data engineering projects and collaborate with business stakeholders.
• Experience in technical leadership and mentoring team members.
• Very good command of English - C1 level.

Responsibilities

• Designing and developing advanced data pipelines in the Azure Databricks environment
• Creating scalable data architecture using lakehouse technologies
• Defining standards and best practices in the area of Data Engineering
• Collaborating with Data Analytics, Data Science, and Product teams to deliver comprehensive solutions
• Mentoring less experienced engineers and providing technical support to the team
• Optimizing performance, reliability, security, and cost of the data platform

Skills

Apache Spark

Databricks

Snowflake

dbt

Python

Leadership

Mentoring

English (C1)

Tools

Delta Lake

Apache Iceberg

HDFS

Azure Databricks

Job description

Sii Poland is seeking an experienced Data Engineer to join our data engineering team in a fast-growing environment where data is the main product. You will design and maintain robust data pipelines on Azure Databricks, and help define the data model that delivers trusted datasets to clients.

Collaborate with engineers, data analysts, and product owners to deliver end-to-end solutions—from data acquisition to delivery—while mentoring peers, improving performance, security, and cost efficiency;