StrataScratch
Sergey Parkhomenko is currently an Engineering Manager at OLX Group and the Chief Technology Officer at StrataScratch. Sergey brings a wealth of experience as a full-stack developer working on web projects. In the past, Sergey has held roles such as Development Team Lead at StrainRx and Chief Technology Officer at Missinglettr. Sergey has a Bachelor's Degree in Advanced Economic and Financial Analysis from the University of Lodz and a Bachelor of Engineering in Software Engineering from Zaporizhzhia Institute of Economics and Information Technologies. Sergey is proficient in technologies such as Python/Django and Javascript/AngularJS/React.
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StrataScratch
StrataScratch provides the building blocks for a successful career in data science. Join the 40,000+ data scientists seeking to improve their coding skills, prepare for interviews, and jump-start their careers. Tracking interviews from your favorite companies: Track real interview questions from your favorite companies with regular updates Code in SQL & python: Code your solutions in SQL and python using our code-execution environment that lets you validate your solution Real data science problems: We focus on teaching you how to solve real-world data science problems, not just proper coding syntax What are you waiting for? All questions are free and you can even execute SQL and python code in the IDE. Jumpstart your career in data science now.