Oleksandr has more than 5 years of experience in Quality Assurance. ISTQB certified. Worked in big companies and in little startups. He knows how to start automation from scratch. Uses Javascript and modern frameworks in writing automation tests. Visits conferences regularly to improve skills. Favorite tools: Puppeteer, Postman. Hobbies: work, reading, quests.

Andrey is one of our Automation QA course instructors at DEVrepublik. He has two degrees in computer science and finance. Received the ISTQB Foundation Level certificate. For a long time, he worked at the bank and led the direction of international settlements, after which he moved to the field of software testing. In testing for more than 4 years. During this time, he took part in projects related to distance learning systems, automated banking software, CRM and BPM systems. He started, like most people, with manual testing, was the team leader. He wrote auto tests in PHP, Python, and now he is actively using Javascript. In addition to automating UI testing, he writes autotests for API and performance testing. At the moment he works at Terrasoft as a backend direction automation company. Hobbies: traveling, cars, board games.

Denys is an Automated QA engineer with 4-year experience. He has tested various projects related to education, finance, accounting, data areas. He also has skills to work with a few testing frameworks. Best thing is to write tests that help to deliver a good product. Technologies: Java, Selenium Web Driver. Tools: IntelliJ IDEA, Selenium IDE, Selenide, Jmeter Browsers: IE, EDGE, FireFox, Safari, Chrome.
OS and mobile platform: Windows, iOS, Android

One of the Lead Instructors at DEVrepublik boot camp and PhD in Mathematics Iryna is a Senior Lecturer at the Department of Mathematical Modeling for Economic Systems at the National Technical University of Ukraine Igor Sikorsky Kyiv Polytechnic Institute. She is also a Scientist at the Laboratory for computer modelling and intelligent data analysis at the World Data Center for geoinformatics and sustainable development Her research interests are Data Analysis, Data Mining, Operation Research, Optimal Control, Sustainable Development, Theory of Integral and Differential Equations. She loves travelling a lot.

Ivan is one of the Lead Instructors at DEVrepublik. Won a Bronze Medal in International Physics Olympiad, Mexico. Received a Master degree in Applied Physics at Technical University of Munich. Later performed some research in the Heisenberg antiferromagnets using Qauntum Monte Carlo simulations and machine learning technics in Geneva (and PSI), Switzerland. Has a diverse experience in business process automation, advanced analytics, mathematical modeling, optimization and machine learning. During the last two years Ivan works as Data Science team lead at Boosta. Recent projects are related to dynamic price optimization and recommendation system in e-commerce. Loves sport, traveling and hiking.

Ruslan is one of the instructors in DEVrepublik. He got a Bachelor’s Degree in Electronic Engineering at Odessa National Polytechnic University. Currently, he is getting a Master’s Degree in Neuroscience from Otto von Guericke University Magdeburg. More than 3 years of experience in Data Analysis & Data Science fields. Areas of interests: data visualization, statistics, application of Data Science in the healthcare field. Personal hobbies: climbing and hiking

Nikolay is one of the leading instructors at DEVrepublik. He has 4 years of experience in Data Science and machine learning using algorithms for predictive modeling, data processing, image and video processing, as well as data mining for solving complex business problems. Nikolay successfully applies machine learning methods in medicine, finance, agriculture, AR and many other areas. In addition, he worked with a large number of popular technologies, such as: Python, TensorFlow, Scikit, Keras, SciPy. Hobbies: Hiking.

Alexey is one of the instructors of the Data Science course, responsible for the Deep Learning module. He has 4 years of professional experience and is one of the few Reinforcement learning researchers in Ukraine. He participated in the re-implementation of AlphaZero and in the study of the use of RL algorithms for tasks with a stochastic environment and long-term planning. Now focused on Computer Vision and Voice Recognition. Outside of work, the author of articles on Medium.com (https://medium.com/@poddiachyi) and lecturer, presented at different companies such as Grammarly, ARVI and Lalafo.

Marichka Medvedenko has more than 6 years of experience in the field of IT, and about three years in the field of project management. She has experience in project management both in a small web-studio and in a large food company. She loves working with people, has extensive experience in resolving professional conflicts and forming teams. Conducts training lectures on the proper construction of communications and psychology in groups. She uses her knowledge not only for professional development, but also for extreme hobby-sports tourism, preparing people for climbing high mountains.

Helps students improve teamwork skills and others, renew resources and find new inspiration, set goals, overcome internal barriers and work with their own motivation. In addition, she has over 10 years of experience in the corporate sector, where she has worked in sales and marketing communications.

Strategic Leader and Successful IT Executive with more than 25 years of experience in the IT sector. An IT strategist, visionary and decision maker, negotiator, problem solver and a management guru. Business Strategy workshop instructor.