Senior Officer - Data QA Almosafer

As a QA Engineer at Almosafer, you will be part of a huge QA team focused on delivering the best experiences for our customers using your testing skills and ensuring the best experience through fast and working software.

You ll be the confidence aspect of the team.

You re a quick-thinker/learner, a quality enthusiast who understands the importance of releasing great software.

Pair with engineers, product managers, and scrum masters to identify issues, bugs, and how the system is broken.

Responsibilities:

• Design and execute test plans, test cases, and test scripts for data pipelines, ETL processes, and data warehouses.

• Perform data validation and reconciliation between source and target systems (row counts, duplicates, data completeness, business rules).

• Implement automated data quality checks (using tools such as Great Expectations, Soda, Deequ, or custom Python/SQL scripts).

• Monitor data pipelines to detect anomalies, schema changes, or data drift.

• Identify root causes of data issues and work with engineering teams to resolve them.

• Stay up to date with best practices in data quality, observability, and testing frameworks.

Profile Requirements:

• Good knowledge of SQL (joins, aggregations, window functions) for data validation.

• Good Knowledge in ETL/ELT testing, data warehouse validation, and large-scale datasets.

• Familiarity with cloud data platforms (AWS Athena, Redshift, BigQuery, Snowflake, Databricks, etc.).

• Hands-on experience with automation in Python or Java for data validation and test automation.

• Knowledge of QA methodologies (manual + automation testing).

• Strong analytical and problem-solving skills.

• Good communication and documentation skills.

• Familiar with testing methodologies/types and when to execute each.

• Experience with source control and CI/CD tooling (E.g., Git, GitHub, Jenkins).

• Willingness to challenge existing practices to make them better.