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Manual ETL Tester
Testing

Manual ETL Tester

Wrocław
Type of work
Full-time
Experience
Mid
Employment Type
B2B
Operating mode
Remote
Link Group

Link Group

Hundreds of IT opportunities are waiting for you—let’s make it happen! Since 2016, our team of tech enthusiasts has been building exceptional IT teams for Fortune 500 companies and startups worldwide. Join impactful projects in BFSI, CPG, Industrial, and Life Sciences & Healthcare industries. Work with cutting-edge technologies like Cloud, Business Intelligence, Data, and SAP. Unlock your potential, grow your skills, and collaborate with top global clients. Ready for your next big career move? Let’s link with us!

Tech stack

    ETL

    regular

    SQL

    regular

    Test Automation

    regular

    Data analysis

    regular

    Snowflake

    nice to have

    Git

    nice to have

Job description

We are looking for a skilled Manual Tester to join our team and ensure the integrity and performance of data pipelines. This role involves validating ETL processes, identifying issues, and collaborating with cross-functional teams to maintain high data quality standards.


Key Responsibilities:

  • Develop and execute ETL test plans and test cases to verify data accuracy and transformations.
  • Perform data validation, integration, and end-to-end testing in Snowflake and/or Matillion environments.
  • Identify, analyze, and report bugs, performance issues, and data inconsistencies.
  • Work closely with data engineers, analysts, and business teams to optimize data quality.
  • Use SQL and automation tools to enhance testing efficiency.
  • Ensure adherence to data governance, security, and quality standards.


Requirements – Must Have:

✔ Experience in the insurance industry.

✔ 3+ years of ETL testing experience focused on data warehousing.

✔ Strong SQL skills for writing complex queries and data validation.

✔ Understanding of data governance and compliance requirements.

✔ Excellent communication skills to collaborate with diverse teams.


Requirements – Nice to Have:

🔹 Expertise in Snowflake.

🔹 Experience with automation testing for ETL processes.

🔹 Familiarity with version control systems like Git.


Key Skills:

✅ SQL

✅ ETL tools (e.g., Informatica, Talend, SSIS)

✅ Data warehousing & modeling

✅ Test automation

✅ Data analysis

✅ Problem-solving & attention to detail

If you're detail-oriented and passionate about ensuring high-quality data pipelines, we'd love to hear from you! 🚀