Position: Data Analyst
Category: Data Analyst
English level: pre
Years of experience: 1.5


OLX Group
September 2021 - till now
1 year 4 months

Data analyst
A long-term experiment was implemented to change the rules of the service, which led to an increase in profits by an average of 23% per month.
An experiment was conducted on user clustering, which increased the attraction of site visitors by 33%.
Created operational reporting in Tableau to find areas for improvement for service users.
Created a text model for processing violators and further blocking violating content using SQL, and Python.
Conducted many A/B tests.

OLX Group
December 2020–September 2021
10 months

QA Specialist
Updated the system for measuring the quality of the work of moderators, which led to a 25% improvement in the performance.
Updated the training system for new employees, thereby improving the quality of training and reducing the training time from 10 days to 6 days.
Automated reports and reduced report update time by two times, using Python, R, VM, and Google Sheets

OLX Group
June 2019–November 2020
1 year and 6 months

Content Quality Assurance Specialist
Reduced service violations by 96% by automatically measuring content quality using R
Reduced cheaters by 80% using Python libraries (pandas, numpy, nltk, sklearn)
Created a database of basic criteria for finding scammers.
Conducted an analysis, the result of which was an increase in income of 93%.

Khan Group
September 2017—June 2019
1 year and 10 months

Head of the technical department
Formed from scratch, a department of four technical specialists
Created a training plan for new employees, reduced training time by two times.
Implemented a long-term experiment on service pricing, which led to a 25% monthly increase in profits.
Set up communication with component suppliers, reduced costs by 30%.
Led a team of four full-time employees