Senior Data Engineer (Snowflake, AWS)

EPAM Systems (Poland) sp. z o.o.; Kraków; Hybrid; PLN 140,000 - 190,000; Full time

Benefits offered by this job

Flexible schedule

Remote Poland

Career development

Certifications

Well-being program

Job summary

EPAM Systems (Poland) sp. z o.o. poszukuje Senior Data Engineera odpowiedzialnego za projektowanie i rozwój enterprise data platform. Kandydat praktycznie tworzy pipelines, integruje dane z operacyjnych baz danych i pracuje z nowoczesnymi cloud data warehouses.

Główne zadania to implementacja architektury Bronze/Silver/Gold, optymalizacja modeli danych w Snowflake i współpraca z zespołami ds. aplikacji, biznesu i użytkowników danych.

Qualifications

• 3+ years of hands-on data engineering experience.
• Strong Python programming and SQL skills; experience with ETL/ELT pipelines.
• Experience with Snowflake and OLTP data integration (PostgreSQL, MS SQL Server).

Responsibilities

• Build and maintain Python-based ETL/ELT workflows for data ingestion, transformation, and validation.
• Design data pipelines to ingest data from operational databases (PostgreSQL, MS SQL Server) into Snowflake.
• Develop scalable Snowflake data models and Medallion Architecture.
• Collaborate with developers, business users, and data consumers to understand data requirements.

Skills

Python

SQL

ETL/ELT pipelines

Snowflake

Data modeling

Medallion Architecture

Communication

PostgreSQL

MS SQL Server

Tools

Airflow

Dagster

Prefect

dbt

CI/CD

AWS

Job description

Nasze wymagania:

• 3+ years of hands-on data engineering experience.
• Strong Python programming skills with experience building ETL/ELT pipelines.
• Solid SQL skills, including query optimization and data modeling.
• Strong experience with Snowflake.
• Experience integrating data from OLTP databases, including PostgreSQL and Microsoft SQL Server
• Experience implementing Medallion Architecture (Bronze, Silver, Gold) or similar layered data lake/lakehouse models.
• Excellent communication and collaboration skills

Mile widziane:

• Experience with orchestration tools such as Airflow, Dagster, or Prefect.
• Experience with cloud platforms (AWS preferred).
• Familiarity with dbt or similar transformation frameworks
• Experience with CI/CD for data engineering workflows

O projekcie:

We are looking for a Senior Data Engineer to support the design, development, and enhancement of our client’s enterprise data platform. The ideal candidate is a hands-on data engineer with strong experience building data pipelines, integrating data from operational databases, and working with modern cloud data warehouses.

Zakres obowiązków:

• Build and maintain Python-based ETL/ELT workflows for data ingestion, transformation, and validation
• Design and develop data pipelines to ingest data from operational databases (PostgreSQL, Microsoft SQL Server, and other OLTP systems) into Snowflake
• Develop scalable and performant data models in Snowflake.
• Implement and maintain Medallion Architecture (Bronze, Silver, Gold) data models to support analytics and downstream applications.
• Collaborate with application developers, business users, and data consumers to understand data requirements

Oferujemy:

• Engineering community of industry professionals
• Friendly team and enjoyable working environment
• Flexible schedule and opportunity to work remotely within Poland
• Chance to work abroad for up to 60 days annually
• Business-driven relocation opportunities
• Outstanding career roadmap
• Leadership development, career advising, soft skills, and well-being programs
• Certification (GCP, Azure, AWS)
• Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
• English language classes
• Stable income (Employment Contract or B2B)
• Participation in the Employee Stock Purchase Plan
• Benefits package (health insurance, multisport, shopping vouchers)
• Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
• Referral bonuses
• Corporate, social and well-being events