Experience

• I was responsible for the entire application lifecycle, from development to deployment. Develop a bugs reporting tool for the final customer to record bugs from the user side with a few clicks on a webpage and add integrations with multiple HelpDesk platforms (Intercom, Crisp, LiveChat, HelpScout, Zendesk, Front) for swift customer support and issue resolution. Leveraged integrations with Jira, Slack, Notion, Github, Push notifications, Vercel, ClickUp, Make, and Zapier. Also, develop applications for onboarding users on the webpage and feature promotions. Responsible for the application's main functionality, dashboard, and CICD process. Created a browser extension. Stack: React, React Hooks, and Context API, Next.js, Styled Components, Material UI component library and AWS (CDK, Lambda, API Gateway, DynamoDB, SNS, SES, Route 53, CloudFormation, CloudFront, CloudWatch, S3, Translate), Cloudflare Pages + Functions + Workers and GitHub Actions + AWS CDK for CICD. Show less



• Developed a comprehensive Digital Adoption Tool tailored for Enterprise customers, providing an intuitive solution to monitor and guide user desktop and browser activities, enabling the triggering of specific actions and instructional highlights. This tool aimed to educate users in the use of specialized software, facilitate navigation through various processes, and cultivate proficient digital habits. Developed core functionalities on both the server and client sides. Engineered a C++ core for monitoring user actions and a native client app in C#, with some application versions developed on Electron. Took charge of Continuous Integration/Continuous Deployment (CICD) and ensured the maintenance of production stability. Designed and implemented an analytics dashboard, content creation tools, and a browser extension to offer comprehensive and adaptable support for web applications. Integrated Shortcut (formerly Clubhouse) for task management and CICD purposes. Integrated Typeform for Surveys/Tests to enhance user feedback mechanisms. Stack: React, Redux, Redux-Saga, GraphQL, Relay, NodeJS, AWS (S3, DynamoDB, Lambda, Cognito, SES, Kinesis, Athena, Quicksight, CloudFormation, CloudFront, AppSync, Amplify, Step Functions, CloudWatch, CodeBuild, CodePipeline), C#, C++ Show less



• • Developed products using Node.js (Express), with databases in MongoDB, and PostgreSQL utilizing TypeORM, and Redis for the back end. Employed React, Redux, Styled components, SCSS, Relay, and PWA architecture for the front end. Implemented OpenResty (Nginx + Lua) and Cloudflare for efficient handling and enhancement of web traffic. • Generated KPI reports by utilizing MongoDB and Metabase BI. • Integrated GitLab for Continuous Integration/Continuous Deployment (CI/CD) pipelines. • Integrated payment systems including G2APay, EcommPay, PayOP. • Facilitated KYC integration through ShuftiPro then switched to Veriff. • Established integration with the digital marketplace Kinguin. G2A and Gamivo. • Utilized Twilio SendGrid for email templating across all email communications and Auth0 for user management. • Developed Slack apps and employed tools such as Webhook Relay, Mailtrap, and Jest for testing purposes. Show less



• Modified the core of the BPM'Online (now Creatio) CRM system by introducing new features and configuring systems for customers. Developed innovative interface functionalities, web services, and business processes using JavaScript (jQuery, Backbone, ExtJS), C#, and MSSQL. Created and scripted load and stress testing for performance optimization. Conducted complex SQL query analysis and implemented enhancements for data import, generation, and scheduled modifications through stored procedures. Contributed to the company's knowledge base in the development field by drafting informative articles about the mechanisms and features developed. Engaged in projects for three distinct companies: • Severstal (steel and mining company): Engineered a service desk and task management system. • ABLV (Latvian bank): Developed a service desk system. • Ukrtelecom (telecommunications company): Developed a customer service and field force management module. This involved field worker management, route building, schedule generation, and identifying the least occupied employees using OpenStreetMap API, Quartz.NET, jQuery, Oracle, and JS. Show less



• • Developing business card websites. • Creating online store websites. • Building a video streaming chat platform. Stack: React + Redux, SASS, Node.js + MongoDB, PHP + MySQL, jQuery.