- Transformed three product departments into high-performing agile teams characterized by transparent performance metrics, motivated engineers, and exceptional technical proficiency.- Significantly mitigated data quality issues, stabilized data delivery, and heightened accuracy within a critical business module, contributing to a third of the Annual Recurring Revenue (ARR).- Modernized data processing pipelines from pure Python to PySpark, achieving a 50-200% performance improvement and scalable operations. Consequently, reduced the data restatement process duration from three months to several days.- Overhauled the core data acquisition platform by transitioning from a Ruby monolith to an efficient Python-based system, leading to a 50% increase in data processing speed and significantly improved system maintainability.- Enhanced engineers' productivity by 20% through the promotion and integration of AI tools.- Successfully established the company's first high-performing LeSS (Large-Scale Scrum) Area, organizing and managing four Scrum teams from inception.- Founded the L3 Support team and ensured its efficient and effective operation.

- Developed efficient and reliable code in GoLang utilizing a microservice architecture.- Designed and implemented a comprehensive new microservice for user profile management.

- Revamped multiple internal NLP microservices for retail product attribute recognition, achieving 99% service stability, 90% recognition accuracy, and scalable operations to accommodate the steady growth in client onboarding.- Successfully implemented an end-to-end data acquisition and delivery pipeline for Morrison's, a highly demanding client. This pipeline, with a 98% delivery success rate, was integral to the daily operations of their supermarkets across the UK, retaining the client for three consecutive years.- Enhanced the search engine's speed in detecting similar products across different websites by approximately tenfold through process parallelization and caching techniques, resulting in a 15% faster customer onboarding process.- Made a significant contribution to developing a unique methodology for estimating retail product sales on Amazon, which facilitated the launch of a new product line contributing to about one-third of the annual recurring revenue (ARR)

- Transformed a small bookkeeping web application into a comprehensive ecosystem with Android and iOS mobile apps, proprietary Cloud File Storage, CRM System, unified by Single Sign-On, and integrated with multiple banks and an internet provider.- Assembled and led an efficient and motivated team of 10 engineers, including backend, mobile, desktop, and QA specialists.- Spearheaded platform evolution and maintained a stable service, resulting in a threefold increase in the number of paying clients.

Implemented projects:- Implementation management of a set of web services for RIA News company. - http://woman.ru/ (re-engineering from perl to php)

Implemented projects:- Medical web portal http://medweb.ru

Development of the 2nd most visited web portal in Belarus - onliner.by.Implemented projects:- Global Search functionality- Automatic import of clients data through files- API for Catalogue clients

Implemented projects:http://sinergia.in/ - internal portal for employee and management of a group of companies Sinergiahttp://sigarshop.ru/ - implementation and bug fixinghttp://emeng.by/ - website for a company selling heating floors