In my current role at EPAM Systems, I excel as a Node.js API developer for a high-traffic international fashion e-commerce platform. My key achievements encompass:- Engineered and sustained a resilient microservices architecture, fortifying the platform's capability to manage vast data sets and withstand high user loads.- Orchestrated and executed a seamless migration of millions of users across cloud infrastructures, ensuring uninterrupted site functionality in areas like login and… Show more In my current role at EPAM Systems, I excel as a Node.js API developer for a high-traffic international fashion e-commerce platform. My key achievements encompass:- Engineered and sustained a resilient microservices architecture, fortifying the platform's capability to manage vast data sets and withstand high user loads.- Orchestrated and executed a seamless migration of millions of users across cloud infrastructures, ensuring uninterrupted site functionality in areas like login and checkout. Significantly, I authored Python scripts for migrating extensive purchase histories, employing multiprocessing techniques for accelerated data transformation and efficient API interactions.- Designed and maintained vital user-centric services, governing authentication, sign-up, login, and subscription actions, which enhanced user experience and elevated customer satisfaction.- Devised an advanced automated user notification system that alerts customers about product price changes or inventory updates, boosting user engagement and stimulating sales.- Transitioned internal service communication from direct HTTP calls to a queue-based approach utilizing Pub/Sub, significantly improving system scalability and reliability.- Utilized my expertise in Google Cloud Platform, Apigee Edge and AKAMAI Identity Cloud to fine-tune operations and guarantee frictionless user interactions.- Collaborated with external services such as Sailthru, Klaviyo and Forter, to seamlessly integrate and manage customer data. Show less

At GRAT-WEST, I spearheaded full-stack software development across multiple e-commerce platforms and landing pages, blending maintenance tasks with innovative enhancements and new feature rollouts. My critical achievements include:- Engineered and managed two primary e-commerce websites boasting 20,000+ and 3,000+ product listings. Utilizing a stack comprising 1C/1C Bitrix for the backend and Vue.js/Vuex/Vuetify for the frontend, I optimized site functionality, eradicated bugs, and… Show more At GRAT-WEST, I spearheaded full-stack software development across multiple e-commerce platforms and landing pages, blending maintenance tasks with innovative enhancements and new feature rollouts. My critical achievements include:- Engineered and managed two primary e-commerce websites boasting 20,000+ and 3,000+ product listings. Utilizing a stack comprising 1C/1C Bitrix for the backend and Vue.js/Vuex/Vuetify for the frontend, I optimized site functionality, eradicated bugs, and routinely upgraded the platform. I also introduced new components that elevated customer account functionalities. Under my leadership, the processes for generating price lists and catalog sections underwent a complete overhaul, achieving a five-fold increase in speed.- Orchestrated the development of a groundbreaking e-commerce site from scratch, employing Redis and MongoDB for the backend and Vue.js for the frontend. The site was innovatively constructed without a CMS, leveraging direct API calls to a SAP system cached in Redis for streamlined operations.- Crafted multiple landing pages from the ground up for marketing campaigns, using NuxtJS and Firebase. These pages featured server-side data rendering, embedded links to partner stores and product groups, and achieved outstanding scores in Google Lighthouse Performance (over 90) and SEO (a perfect 100).- Revolutionized our data exchange system in conjunction with 1C developers, replacing the standard XML data exchange with an API-driven framework. This new system, built in Node.js, efficiently managed new products, attributes, pricing agreements, and inventory levels. Show less

At Laser Besedy, I orchestrated multiple high-impact projects that radically enhanced operational workflows, skyrocketed revenues, and solidified our standing in the metal processing industry.- Engineered a specialized application to convert design files from AutoCAD or CorelDRAW into CNC code for laser cutting systems from diverse manufacturers like Bystronic, Trumpf, Messer Griesheim. This innovation radically improved both the efficiency and precision of our production… Show more At Laser Besedy, I orchestrated multiple high-impact projects that radically enhanced operational workflows, skyrocketed revenues, and solidified our standing in the metal processing industry.- Engineered a specialized application to convert design files from AutoCAD or CorelDRAW into CNC code for laser cutting systems from diverse manufacturers like Bystronic, Trumpf, Messer Griesheim. This innovation radically improved both the efficiency and precision of our production processes.- Conceived and deployed a corporate website from the ground up, spotlighting our metal processing capabilities, including laser cutting, bending, welding, and powder coating. Through adept SEO strategies, the website clinched top-tier search engine rankings, substantially amplifying our online visibility and customer engagement.- Architected and fine-tuned a CRM system, achieving an astounding 40-fold increase in turnover, while reducing order processing times to just one to three business days. This overhaul significantly optimized both operational efficiency and customer satisfaction.- Spearheaded the CRM implementation process, markedly elevating our customer relationship management capabilities and streamlining overall business operations.- Integrated the CRM system seamlessly with our corporate website and telephony services, forging an uninterrupted flow of information that further enhanced operational efficiency.- Generated exhaustive reports for our corporate ERP system, delivering invaluable analytics to management and underpinning data-driven decision-making and business expansion.- Captained a multidisciplinary team of IT professionals, developers, designers, and analysts, cultivating a culture of collaboration and peak performance.- Contributed to the creation of a custom Microsoft Access application using Visual Basic for Applications, substantially accelerating the cost-calculation process for manufactured products, thereby boosting the sales team's performance. Show less

In my 8-year tenure at Innovative Industrial Complex 'Besedy', a company specializing in real estate, architecture, and construction, I led the IT department in establishing robust and efficient digital infrastructures and managed a remote development team for an international project. Here are the key highlights:- Led the creation of a corporate LAN and ensured smooth internet and telephony services via fiber optic channels, thus enabling efficient communication and data sharing within… Show more In my 8-year tenure at Innovative Industrial Complex 'Besedy', a company specializing in real estate, architecture, and construction, I led the IT department in establishing robust and efficient digital infrastructures and managed a remote development team for an international project. Here are the key highlights:- Led the creation of a corporate LAN and ensured smooth internet and telephony services via fiber optic channels, thus enabling efficient communication and data sharing within the organization.Installed and maintained active directory services using Microsoft Windows Server and database servers with Microsoft SQL Server software, enhancing data management and security.- Pioneered the remote work model by managing a team of developers for an Australian client. We developed a management system for medical institutions using the FoxPro database and Lotus Notes system. This experience positioned me at the forefront of remote work management, a skill that is highly valued in today's work environment. Show less

For two years, I kick-started my career at Compulink, a company specializing in selling computers, components, and peripherals. During my time there, I gained solid experience in a wide range of tech support roles. Here are the highlights of my responsibilities:- Provided assistance to users with computer setup, internet connection, peripheral setup (printers, scanners, cameras, etc.), operating system installation, software application installation, and antivirus software setup.-… Show more For two years, I kick-started my career at Compulink, a company specializing in selling computers, components, and peripherals. During my time there, I gained solid experience in a wide range of tech support roles. Here are the highlights of my responsibilities:- Provided assistance to users with computer setup, internet connection, peripheral setup (printers, scanners, cameras, etc.), operating system installation, software application installation, and antivirus software setup.- Repaired and upgraded computers, enhancing performance and lifespan of the devices.Offered specialized IT services to businesses, such as installing local networks, upgrading office computers, and setting up server software, enhancing their digital infrastructure and operational efficiency.This position helped me cultivate strong problem-solving skills and deepen my technical expertise, laying a solid foundation for my subsequent roles in the IT sector. Show less