Tester / QA Engineer

Zettamine Labs; Mumbai; On-site; INR 1,800,000 - 2,600,000; Full time

Job summary

Zettamine Labs in Mumbai seeks a Testing Lead to steer QA for ETL data warehouse and BI projects. You will develop strategies, lead a QA team, and ensure high data quality and governance across multiple initiatives.

The role requires strong Python scripting, advanced SQL, and experience with ALM/JIRA. You will drive test planning, UAT, and stakeholder communication in a fast-paced environment.

Qualifications

• Experience leading data testing for ETL and BI validation projects.
• Strong knowledge of QA methodologies and testing lifecycle.
• Hands-on in Python-based data testing automation and scripting.

Responsibilities

• Lead and manage a team of testers for ETL data warehouse and BI projects.
• Develop test strategies, QA frameworks, and maintain best practices.
• Oversee test planning, estimation, and resource allocation.
• Review and approve test plans, test cases, and scenarios.
• Monitor testing progress and provide regular stakeholder updates.
• Manage defect tracking and resolution across teams.
• Coordinate with developers, business users, and stakeholders.
• Establish KPIs and metrics for testing effectiveness.
• Mentor team members and drive professional development.
• Manage UAT activities and client relationships.
• Conduct performance reviews and skill assessments.
• Drive continuous improvement in testing processes and methodologies.
• Ensure compliance with data quality and governance standards.
• Handle multiple projects simultaneously under tight deadlines.

Skills

Data testing

ETL concepts

Python for data testing

Advanced SQL

Test management tools

QA methodologies

Tools

ALM

JIRA

Job description

Roles & Responsibilities

• Lead and manage a team of testers for ETL data warehouse and BI projects
• Develop test strategies, QA frameworks, and maintain best practices
• Oversee test planning, estimation, and resource allocation
• Review and approve test plans, test cases, and scenarios
• Monitor testing progress and provide regular stakeholder updates
• Manage defect tracking and resolution across teams
• Coordinate with developers, business users, and stakeholders
• Establish KPIs and metrics for testing effectiveness
• Mentor team members and drive professional development
• Manage UAT activities and client relationships
• Conduct performance reviews and skill assessments
• Drive continuous improvement in testing processes and methodologies
• Ensure compliance with data quality and governance standards
• Handle multiple projects simultaneously under tight deadlines

Mandatory Skills

• Data Testing (ETL, BI validation)
• ETL Concepts and methodologies
• Python for Data Testing and automation
• Advanced SQL and database management
• Test management tools (ALM, JIRA)
• Strong knowledge of QA methodologies and frameworks

Secondary Skills

• Qlik (QlikView, Qlik Sense) testing and validation
• Test automation frameworks and strategies
• BI platforms (Tableau, Power BI)
• Data governance and compliance knowledge
• Agile/Scrum methodologies
• Testing certifications (ISTQB, CSTE)
• Experience managing offshore/onshore QA teams