* Yasco was a startup acquired by Cisco Systems in 1996 * Designed and developed UI and server components for Cisco Vlan management system using C, Tcl/Tk. * Implemented Shortest Path algorithm to automatically set vlan configuration.

* Worked on implementation of alarm monitoring system using C, Smalltalk. * Developed in-memory database engine for fast data retrieval and update (C, yacc, lex).

* Developed a user interface system based on pop-up windows and menus. System provided communication with other application processes, Sybase and network elements controlling fiberoptic telecommunications (UNIX, SunView, C++). * Developed parser for TL1 language using yacc and lex utilities to control network from a dumb terminal.

* Technologies: Vue.js, Vuetify, element-ui, AngularJS, jQuery, jQWidgets, JavaScript, HTML5, LESS, Java, REST API, JSON. Using microservices for getting data from the backend. * Designed and developed several web-based single page applications using Vue.js, Vuetify, and element-ui frameworks. * UI for setting metadata for parsing data coming from several vendors and retailers (Walmart, CocaCola, Jonson&Jonson, etc.) and inserting it into RSi database. Monitoring and controlling processes parsing incoming data. * Data visualisation and analytics utilising Microsoft Power BI reports and Chart.js * Reusable bookmark and email web components for RSi applications and reports. * Designed and developed UI of a portal for Digital advertising campaign management, analysis and Big Data visualization using AngularJS and jQuery frameworks. Used REST API, JSON for client-server communication. First two versions of Digital Portal (ANSA) already in production.