Currency

Middle Data Engineer

5 000 - 5 800 USDNet per month - B2B
4 000 - 4 600 USDGross per month - Permanent
Data

Middle Data Engineer

Data

Zabłocie 43A, Kraków

N-iX

Full-time
B2B, Permanent
Mid
Remote
5 000 - 5 800 USD
Net per month - B2B
4 000 - 4 600 USD
Gross per month - Permanent

Tech stack

    English

    B2

    Snowflake

    master

    AWS S3

    master

    SQL

    master

    Python

    master

    ETL

    advanced

    Looker

    nice to have

    SQL Server

    nice to have

Job description

#4314


Position Overview:  

As a Middle Data Engineer, you will support the migration of legacy on-premises SQL Server data warehouse to a cloud-based Snowflake environment. The project involves integrating various data sources, refactoring ETL processes, and ensuring efficient, reliable data movement for analytics and reporting.


Responsibilities:

  • Build and modify data pipelines to migrate data from SQL Server and other databases (Azure SQL, Oracle, Aurora) to AWS S3 and Snowflake.

  • Refactor legacy ETL jobs (SSIS, Transact-SQL) for use in cloud environments.

  • Implement data transformations and staging using dbt and/or similar tools.

  • Optimize the performance and costs of cloud data processing and storage.

  • Work collaboratively with client’s and N-iX engineers, ensuring smooth handoff and documentation.

  • Participate in QA, testing, deployment, and post-migration validation.


Must-Have Technologies:

  • Experience with cloud data warehouse technologies, including Snowflake and AWS S3.

  • Solid SQL skills; experience migrating legacy environments to cloud platforms.

  • Familiarity with ETL frameworks and tools (preferably SSIS, dbt).

  • Proficiency in Python for data pipeline development and automation.

  • Strong documentation and communication skills; able to work in cross-functional teams.


Nice to have:

  • Prior experience in large-scale data migration projects.

  • Background working with varied database platforms (SQL Server, Oracle, PostgreSQL, MySQL).

  • Knowledge of reporting platforms such as Looker is a plus.


We offer:

  • Flexible working format - remote, office-based or flexible

  • A competitive salary and good compensation package

  • Personalized career growth

  • Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)

  • Active tech communities with regular knowledge sharing

  • Education reimbursement

  • Memorable anniversary presents

  • Corporate events and team buildings

  • Other location-specific benefits

Tech stack

    English

    B2

    Snowflake

    master

    AWS S3

    master

    SQL

    master

    Python

    master

    ETL

    advanced

    Looker

    nice to have

    SQL Server

    nice to have

Office location

Published: 14.11.2025

About the company

N-iX

N-iX is a global software development service company that helps businesses across the globe create mind-blowing software products. Founded in 2002, today we’re a team of 2,200+ tech-savvy professionals working on innova...

Company profile

Middle Data Engineer

5 000 - 5 800 USDNet per month - B2B
Summary of the offer

Middle Data Engineer

Zabłocie 43A, Kraków

N-iX

5 000 - 5 800 USDNet per month - B2B
4 000 - 4 600 USDGross per month - Permanent
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