• Established QA process in a highly experimental environment. • Provided transition from innovative tech POC to production ready solution. Analyzed and improved technical documentation, developed test strategy, created test scenarios and wrote test cases according to technical implementation• Took crucial role in brainstorm sessions, proposed ideas of how to improve product, used my artistic and aesthetic vision• Tested Machine Learning and Computer Vision based systems, defined evaluation datasets Performed User Acceptance Testing before rollout to prod

• Established QA process at Image Quality research and development laboratory. Performed image quality assessment and engineering, tuned DSP applications to receive more visually appealing image: HDR, AWB, noise reduction etc.. Conducted different experiments with calibrated light sources and image assessment equipment• Planned and performed firmware testing on linux based and proprietary platforms, worked with devboards, pre-production and production devices. Investigated and reported software and hardware issues. • Analyzed and discussed technical documentation with the engineering staff. Defined test scope, created test scenarios and wrote test cases according to technical implementation. Ensured test coverage with traceability matrices• Reviewed, reproduced and investigated issues from customer support team• Conducted video streaming backend testing (RTP, RTSP, FreeSWITCH), worked with different video codecs and containers• Established QA process for Computer Vision and Machine Learning cloud applications (E2E and data driven), elaborated best practices and approaches• Set up and maintained test environment (AWS, Docker)• Designed and implemented automation test strategy. Maintained automation scope for regression testing, executed automation tests and improved framework with support of SDET team• Conducted cross functional integration testing (mobile app + hardware + firmware + backend + ML features)

Image quality QA, Firmware QA, ML cloud applications QA

• Conducted testing of Cloud PBX systems, SIP telephony servers and Softphones (desktop and mobile)• Analyzed and discussed technical documentation with dev team. Defined test scope, created test scenarios and wrote test cases according to technical implementation• Conducted functional, regression and acceptance testing using various tools and physical devices like: SIPp, Wireshark, SoapUI, Postman. Polycom, Cisco, Yealink• Created bug reports, investigated and described issues, analyzed logs, decoded and analyzed SIP and Voice traffic • Provided testing of accessibility implementation for enterprise Softphone application on Windows and MacOS platforms