- Developed an ETL process (Dataflow, Beam, BigQuery) to analyze fitness tracker and app data synchronization, identifying usage trends and segmenting users by activity level.- Implemented adjusted NPS (Net Promoter Score) metric considering response volume, improving accuracy of user satisfaction measurement and marketing campaign effectiveness tracking.

- Successfully transitioned to a new role as a data analyst with a strong engineering background, quickly adapted to new technologies and processes.- https://github.com/DragonSigh/pokb-airflowOrganized ETL process with task orchestration using Apache Airflow with daily scheduled runs, Telegram reporting, which improved the timeliness of report delivery to departments.- https://github.com/DragonSigh/pokb-metrics-collectorDesigned and implemented Python programs to automate data collection and analysis of the hospital's key performance indicators (KPIs) with uploading to a simple Google Spreadsheets dashboard, which improved the hospital's ranking at the regional level.- Organized the analysis of incoming phone calls and tasks in the information technology department, allowing the supervisor to receive timely summary information.- Handled and organized data inside medical information system (EMIAS MO), analytical information systems (BI), keeping accurate and efficient data management.

1. Installed, configured, and administered various CMS (MODX, WordPress, OpenCart, Shop-Script, etc.), ensuring optimal performance and stability.2. Managed server software via the Linux terminal (primarily Debian), consistently maintaining high levels of performance and stability.3. Handled front-end development, creating themes, integrating custom HTML/CSS/JS templates, and optimizing code to ensure a seamless user experience.

1. Installed and maintained a network of 80 computers with servers and office equipment in hospital, ensuring optimal performance and uptime.2. Managed and organized data for medical information systems (EMIAS MO, Megaclinic, ERIS), analytical information systems (GASU, BI), and enterprise resource planning systems (1C, Smeta, URM), ensuring accurate and efficient data management.3. Provided technical support for the national product labeling system "Chestny ZNAK" for drug inventory, ensuring smooth operation and compliance with regulations.4. Issued electronic digital signatures, ensuring secure and efficient document management.5. Prepared requests, technical specifications, and claims for the purchasing department, resulting in improved procurement processes.6. Deployed an interdepartmental electronic document management system, streamlining manual processes and replacing pen and paper, ultimately increasing employee productivity.7. Trained over 100 employees in medical and administrative information systems, conducted over 60 seminars and conferences, resulting in increased knowledge and skills of the workforce.8. Developed and implemented information security documents and carried out evaluations to ensure the protection of sensitive data.9. Ran the official website on VPS and managed it, maintained a strong social media presence.