Sergei Dokuchaev Email & Phone Number

My favorite type of job - solving tasks. Harder is better. QA is the field that has many of them. From tools development and data analysis in performance testing to - reverse engeniering and code review in security testing. So it's better to tell about last problems and how i've solved them than to list only what I know.3 random tasks-----------------*JS Memory Leaks*Problem #1: we have SPA solution with big amaount of JS code on every page. And there were many memory leaks. Solving: It's not easy to teach 1200 developers and testers how to find memory leaks. So we decided to automate this task. We developed framework sealant: https://github.com/saby/SeaLant (python, DevTools Protocol) and designed algorithm for extracting popular use cases (requests clustering by annotated suffix tree). Problem #2: we have SPA solution with big amaount of JS code on every page. And there were many memory leaks. Solving: It's not easy to teach 1200 developers and testers how to find memory leaks. So we decided Talks & Publications----------------------https://sqadays.com/ru/talk/67769https://youtu.be/5OgW4rcaZs0http://yarfrontend.ru/talks/1-measure-site-speed/https://habr.com/ru/company/tensor/blog/345434/https://www.testers-life.ru/Skills-----Languages: Python, JavaScript, SQLOS: Windows, CentOS, UbuntuCI: Jenkins, TeamCityControl version system: git, SVNDatabases: PostgreSQLTesting skills:> Manual Testing > Automated Testing (Selenium,)> Load Testing (JMeter, ab, )> Security (OWASP)> Frontend Performance Testing

Listed skills include Sql, Linux, Javascript, Управление Проектами, and 2 others.