● Coordinated a small team (4 people) and provided technical support for the project after release. ● Conducted an audit and reorganization of the database: eliminated duplicates, invalid values and obsolete entities, reducing the server load by 30% and speeding up access to data. ● Created regular scripts (cron + PHP/Python). ● Built an internal reporting system in Python (pandas + matplotlib). ● Managed the complete development and launch of an e-commerce platform from scratch (from prototype to scalable production). ● Delivered 67% growth in online sales in the first 6 months through UX optimization, SEO, and analytics integration.

● Speeded up PDF document generation by writing a script in Google Apps Script to improve the speed of using ready-made values for generation and using the PDFlib API to provide tools for changing document value. ● Developed a fully functioning web application user account using HTTP requests to retrieve user data from the Firebase database. ● Completed a complete redesign of the website, assisted designers in finding the best solution with React, JS, Node.js.