Aleksei Sobolev

Liberty Global is a British-Dutch-American multinational telecommunications company with an annual revenue of $11.5 billion in 2019, with operations in six countries, 20,600 employees and 10.8 million cable service subscribers.

Achievements/Tasks:

• Reduced regression suite runtime from 6 to 1 hour by implementing async and parallel testing, saving 83% of testing time.
• Streamlined legacy tests, reducing code volume by 90% and improving readability.
• Translated vague project requirements into over 50 actionable tickets by collaborating with stakeholders.
• Enhanced test framework to work with three vendors instead of one, expanding compatibility and reducing vendor-specific issues.
• Successfully onboarded multiple team members, ensuring a seamless transition.
• Contributed to over 30 consecutive successful sprints with the delivery of hundreds of tasks, maintaining project efficiency.
• Played a key role in restoring the entire test environment, components, and settings after a huge hardware outage, minimizing downtime and data loss.

Alvexo is a CySEC-regulated forex and CFD broker.

Achievements/Tasks:

• Worked independently as the sole QA engineer without onboarding from day one.
• Conducted manual testing of the mobile app for Android and iPhone in multiple languages, even those unfamiliar to me.
• Performed manual testing of the web app, checking for usability, functionality, and compatibility across various browsers.
• Discovered and thoroughly documented more than 100 bugs, including multiple regression issues.

Neuro.net specializes in building AI voice robots and has collaborated with three of the four major mobile phone providers in Russia, extending its reach to Kazakhstan, Vietnam, and other countries.

Achievements/Tasks:

• Worked with voice analysis, audio streaming via SIP protocol, ASR, and TTS in English, Russian, Vietnamese, and Kazakh languages.
• Executed hundreds of test cases: functional, integration, load, regression, white-box, black-box, and grey-box.
• Created and maintained required test environments and data.
• Wrote tests for backend, API, and media using Python, and for frontend using TypeScript, Bash, and Groovy in Jenkins.

Future Technologies specializes in civil, warehouse, and industrial engineering projects.

Achievements/Tasks:

• Produced over 1500 blueprints for civil, industrial, and warehouse projects.
• Engaged in designer and technical supervision activities.
• Calculated more than 200 steel and reinforced concrete structures.