3+ years of experience in software quality assurance Experience in client testing Hands-on experience testing applications across Windows, macOS, iOS, tvOS, Android, and Linux environments Familiarity with platform-specific testing tools and debugging techniques Strong understanding of TCP/IP, DNS, routing protocols, firewalls, and VPN technologies Ability to analyze network traffic and troubleshoot connectivity issues Excellent written and verbal communication skills Experience creating detailed test documentation, bug reports, and technical specifications