Senior Data Engineer — Snowflake, Python & Automation

BELVEDERE; Warszawa; Hybrid; PLN 240,000 - 320,000; Full time

Job summary

BELVEDERE is seeking a Senior Data Engineer in Warsaw to design, build and maintain scalable data pipelines using Snowflake, Python and DBT. The role focuses on migrating and automating RBAC roles with configuration-driven approaches while collaborating with data architects, analysts and scientists.

You will mentor junior engineers, work across AWS/Azure cloud platforms, and contribute to enterprise analytics and BI initiatives in a hybrid setup.

Qualifications

• 8-10 years of experience in data engineering roles
• Deep understanding of Snowflake RBAC structure including roles, grants and privileges
• Strong proficiency in Python for automation and data processing tasks
• Advanced SQL and PL/SQL skills with query optimisation experience
• Hands-on experience with DBT for data transformation workflows
• Knowledge of AWS or Azure cloud platforms and data services
• Experience implementing ETL/ELT processes and data pipeline development
• Understanding of data modelling techniques including Data Vault methodology
• Familiarity with Git version control for configuration management
• Experience with data governance, quality assurance and security compliance
• Ability to mentor team members and lead technical discussions
• Strong collaboration skills across technical and business teams
• Problem-solving mindset with focus on continuous improvement

Responsibilities

• Extract and analyse existing RBAC roles and metadata from Snowflake environments
• Design configuration-driven approaches to manage RBAC roles using Git version control
• Develop Python scripts to automate role extraction, transformation, validation and deployment
• Build, optimise and maintain ETL pipelines from various sources ensuring data quality
• Monitor and troubleshoot production data pipelines for performance and reliabilityWrite and optimise SQL queries ensuring integrity, performance and scalability
• Implement Data Vault models in Snowflake supporting large-scale analytics and BI
• Collaborate with engineers, product managers and data scientists on data-driven solutions
• Engage with business stakeholders to translate requirements into technical solutions
• Implement data governance and quality processes ensuring accurate, consistent data flows
• Work with AWS/Azure and DBT to build and maintain scalable cloud data solutions
• Mentor junior engineers and lead technical discussions driving best practices
• Identify opportunities to improve data systems, processes and tools for efficiency

Skills

Snowflake RBAC

Python

SQL

DBT

AWS

Azure

ETL/ELT

Data Vault

Git

Data governance

Mentoring

Collaboration

Problem solving

Tools

DBT

Snowflake

AWS

Azure

Job description

BELVEDERE is seeking a Senior Data Engineer in Warsaw to design, build and maintain scalable data pipelines using Snowflake, Python and DBT. The role focuses on migrating and automating RBAC roles with configuration-driven approaches while collaborating with data architects, analysts and scientists.

You will mentor junior engineers, work across AWS/Azure cloud platforms, and contribute to enterprise analytics and BI initiatives in a hybrid setup.