• 1touch.io is a U.S. headquartered and Israeli-based data protection startup (IBM partner) providing automated real-time discovery, mapping, and tracking of personal data flow for B2B• Led the core team, which is a high-level tech role working on data processors, plugins, data discovery• Launched features from scratch to process personal data according to the foremost industry regulations that increased by 70% amount of clients• Successfully implemented a module that allows Customers to process new data types that increased NPS by 20%• Defined key metrics that enhanced system transparency, leading to improved customer understanding and satisfaction.

• Rozetka, Ukraine's e-commerce leader, offers a wide selection of products and provides reliable delivery services to millions of customers.• Championed e-commerce platform for business clients (similar to “Amazon business”)• Optimized efficiency of processes by 15% improving internal CRM (task success)• Product stack: Java, JavaScript, React, MySQL, MongoDB, REST API, RabbitMQ, ELK

• “PocketBook International SA” is the world's third largest manufacturer of premium e-books with 150m annual revenue based on E Ink ("electronic paper") technology, headquartered in Lugano, Switzerland and represented in 35 countries• Led 2 remote R&D teams, working on strategic projects across European Union and Asia• Introduced a loyalty program for Customers on the E-commerce platform that increased the retention rate by 30%• Streamlined the buying process for Customers that increased CvR (session/purchase) by 40%• Defined and implemented key product metrics, enabling effective performance tracking.• Fostered CRM/ERP system from scratch, providing efficient resource management.• Implemented a mailing module for improved Customer communication and engagement.• Enhanced Customer support capabilities, resulting in faster issue resolution and improved Customer satisfaction.• Launched a chatbot builder integrated with multiple platforms (Telegram, WhatsApp, Instagram).• Product stack: Java, JavaScript, React, PostgreSQL, MongoDB, REST API, Kafka