Lead design, development, and maintenance of end-to-end automated tests using Java or Cypress. Build infrastructure testing (load, performance, stress), integrate tests into CI pipelines, design test plans and cases, track defects in JIRA, optimize test frameworks, and collaborate across teams to ensure quality and performance of mission-critical applications.

Manage day-to-day bookkeeping under German GAAP for German and international entities; handle accounts receivable/payable, invoicing, payments and collections; support monthly and year-end close, accruals, reconciliations, VAT returns and tax filings; liaise with auditors and tax advisors; optimize processes in SAP and coordinate with Procurement, Legal and Controlling.