QA / Automation & Data Validation - DevOps

'- Perform manual & exploratory testing across web, API, dan backend systems - Develop & maintain automation test scripts for functional dan validation scenarios - design test cases covering positive, negative, dan edge cases - Validate data accuracy, consistency, dan completeness across services - Execute database-level validation (SQL query) untuk data integrity - Identify, document, dan track defect sampai close - Support smoke test & E2E coverage untuk service mission-critical