Test Lead Data Transformation

Experis ManpowerGroup Sp. z o.o.; Remote; PLN 120,000 - 180,000; Full time

Job summary

A leading technology solutions provider is looking for an experienced Test Lead to work remotely on data transformation projects in the insurance industry. The role involves leading testing strategies for a Snowflake-based data platform, managing CI/CD pipelines, and collaborating with various stakeholders to ensure data quality and compliance. Candidates should possess strong skills in Snowflake, SQL, and Python scripting among other tools. The position offers a B2B contract and comprehensive healthcare and wellness benefits.

Benefits

Medicover healthcare package

Multisport card

Access to an e-learning platform

Group life insurance

Qualifications

• Proven track record in data transformation projects within the insurance industry.
• Experience in leading testing efforts for complex insurance data ecosystems.
• Ability to adapt and optimize test strategies dynamically.

Responsibilities

• Drive implementation and continuous refinement of the test strategy.
• Design and execute comprehensive test plans ensuring data completeness.
• Collaborate with stakeholders to define test requirements and acceptance criteria.
• Manage CI/CD pipelines integrating automated test execution.
• Provide leadership and coaching to the testing team.

Skills

Snowflake data warehousing

SQL

Python scripting

dbt framework

Data Vault modeling

CI/CD pipelines

Agile practices

DevOps practices

Tools

GitHub Actions

Airflow

Power BI

Soda Core

Behave

Jira

Confluence

DQ Labs

Job description

Start Date: ASAP / within 1 month / flexible
Work Model: 100% Remote
Type of Cooperation: B2B Contract (160 - 180PLN/h + VAT)

Industry Context

We are seeking an experienced Test Lead with a strong background in data transformation projects within the insurance industry. The ideal candidate will have a proven track record in delivering robust data quality and testing frameworks for complex insurance data ecosystems sourced from multiple systems.

Project Environment

• Lead testing efforts for a Snowflake-based data platform ingesting data from 15 diverse source systems across 4 project phases.
• Data modeling includes Staging, Data Vault architecture, and Consumption layers.
• BI reporting and dashboards are built using Power BI and Sigma for downstream consumption.

Tools & Technologies

• dbt for data build/testing and orchestration with GitHub Actions and Airflow.
• Python scripting for test automation and data validation.
• Soda Core for data quality checks.
• BDD approach using Behave for test scenarios.
• Integration with Jira (test case management) and Confluence (documentation).
• DQ Labs for advanced data profiling and monitoring.

Responsibilities

• Drive implementation and continuous refinement of the test strategy, updating as the project evolves.
• Design and execute comprehensive test plans for data ingestion, transformation, and consumption layers ensuring data completeness, accuracy, and timeliness.
• Collaborate with data engineers, developers, DevOps, analysts, stewards, and business stakeholders to define test requirements and acceptance criteria.
• Manage CI/CD pipelines integrating automated test execution via GitHub workflows.
• Provide leadership and coaching to the testing team on tools, methodologies, and best practices relevant to Snowflake and insurance data domains.

Skills & Qualifications

• Deep understanding of Snowflake data warehousing and ELT processes, including Data Vault modeling (Hub, Links, Satellites).
• Strong proficiency in SQL, Python scripting, and dbt framework for data testing and transformations.
• Experience with insurance industry data types, claim and policy systems, and regulatory compliance.
• Familiarity with modern test management and automation frameworks aligned with Agile and DevOps practices.
• Ability to adapt and optimize test strategies dynamically to meet evolving project needs.

What We Offer

• B2B contract via Experis
• Medicover healthcare package
• Multisport card
• Access to an e-learning platform
• Group life insurance