Description

Primary Skills

• Strong experience in Database Testing using SQL
• Expertise in writing complex SQL queries (joins, aggregations, subqueries)
• Experience in File-to-File Data Validation
• Hands-on experience with Volume Testing / Large Data Set Validation
• Experience in data reconciliation and backend testing
• Ability to validate data pipelines and data transformations
• Experience validating data flow between systems and databases
• Strong understanding of data integrity, accuracy, and consistency checks

Secondary Skills

• API Testing using tools such as Postman, Swagger, or similar tools
• Understanding of REST APIs and HTTP methods (GET, POST, PUT, DELETE)
• Ability to validate API responses with database data
• Knowledge of JSON/XML validation

Technical Skills

• SQL (Mandatory)
• Database platforms such as Oracle, SQL Server, PostgreSQL, or MySQL
• AWS data validation
• Experience working with large data volumes
• Knowledge of data migration and ETL validation

Responsibilities

• Lead testing efforts for large-scale data transformation and migration initiatives involving millions of records across enterprise Network Operation platforms.
• Design and execute comprehensive data validation strategies to ensure data accuracy, completeness, consistency, and integrity during migrations.
• Develop complex SQL queries and automated validation scripts to reconcile source and target systems at scale.
• Validate ETL/ELT processes, transformation rules, data mappings, and business logic across multiple data domains.
• Perform end-to-end testing of batch, real-time, and incremental data migration workflows.
• Identify, analyze, and troubleshoot data quality issues, migration defects, duplicates, missing records, and transformation anomalies.
• Collaborate closely with data engineers, architects, business analysts, and application teams to define test strategies and acceptance criteria.
• Generate detailed data quality metrics, reconciliation reports, and migration readiness assessments for stakeholders.
• Drive best practices in database testing, automation, and data quality engineering to ensure successful delivery of enterprise migration programs
• Coordinate with development, data engineering, and QA teams
• Review test cases, test strategies, and defect tracking

Experience

• 7–10 years of experience in Database / Backend Testing
• Experience in a Lead role preferred

Key Competencies

• Strong analytical and problem-solving skills
• Ability to work with large data sets and complex queries
• Experience in leading testing teams and mentoring testers

Key Skills

Education

Bachelor's degree