We are seeking a QA Engineer who can validate complex end- to-end business flows across a multi layer architecture, including React UI, Java/Spring Boot APIs, Databricks Spark/Scala pipelines, MySQL, and Elasticsearch.

The QA is responsible for testing business requirements and acceptance criteria, preparing smoke and regression test suites, and ensuring formal quality sign- off.

- 4- 7 years of QA experience across web, API, and data engineering layers.

- Strong UI, API, and data validation skills.

- Experience validating Databricks Spark/Scala pipelines and Delta Lake.

- Experience validating Elasticsearch indices and search behavior.

Role & Responsibilities :

Business Requirements & Acceptance Criteria Validation :

- Analyze business requirements and user stories to extract testable acceptance criteria.

- Create a Requirements Traceability Matrix (RTM) mapping requirements to test cases.

- Validate each acceptance criterion through end- to-end scenario execution.

- Document expected vs actual results with evidence.

- Drive QA sign- off with complete coverage reports.

Web Application Testing :

- Test React UI for correctness, layout, responsiveness, and edge cases.

- Validate backend APIs.

- Perform functional, integration, regression, and end- to-end testing across UI ,API , DB , ES flows.

Spark/Scala & Databricks Pipeline Testing :

- Validate Spark/Scala ETL transformations, joins, aggregations, and business rules.

- Validate Delta Lake behavior across Bronze/Silver/Gold layers.

- Check job dependencies, orchestration, schema evolution, and partition logic.

Database Testing (MySQL) :

- Write SQL queries for data validation, integrity checks, transformations, and derived fields.

- Validate Databricks loaded MySQL tables.

Elasticsearch Testing :

- Validate index mappings, analyzers, document counts, and search accuracy.

- Confirm MySQL ES synchronization.

Azure Cloud Validation :

- Validate deployments on Azure App Services, Functions, Storage, and Key Vault.

- Verify logs, configuration, telemetry, and environment settings.

Test Strategy, Suites & Documentation :

- Create and maintain smoke test suites for critical path validation.

- Develop regression suites covering all functional areas.

- Maintain RTM, end- to-end flow documentation, test plans, and evidence.

- Log defects with clear reproduction steps and supporting data.