DocuSketch, headquartered in Potsdam, Germany, is Europe’s leading software technology provider for the digital real estate economy. Through our brands Immoviewer and DocuSketch, we empower thousands of real estate and restoration professionals across Europe and North America to digitize, visualize, and virtualize properties with cutting-edge solutions. As Europe’s fastest-growing SaaS company in our domain, we continue to expand our integral development and QA teams to support rapid innovation and operational excellence.About the Role:We are seeking a Senior QA Engineer to lead quality assurance efforts for our Billing Systems team, focusing on the transition from Zoho and FastSpring to NetSuite Billing.This role requires a hands-on QA professional who can lead testing activities across complex billing workflows, integrations, and data migrations. The focus is on functional, integration, and system-level validation of billing and financial processes. However, a solid understanding and ability to create automation testing is highly desirable.You will work closely with Finance, Engineering, and Product teams to ensure a smooth transition to NetSuite Billing - maintaining accuracy, stability, and compliance in all billing operations.Key Responsibilities:Lead QA activities for the migration from Zoho and FastSpring to NetSuite Billing.Design, document, and execute comprehensive test plans and cases for billing, invoicing, and