● Company-wide PaaS solution creationDesigned and implemented a Kuber-centric PaaS solution that performs complex time-consumingtasks like creating, updating, and deploying services in seconds. The service manages deploymentof 100+ services written in Go, Kotlin, PHP and other languages.Led a successful presentation of the platform to 150+ colleagues globally, demonstrating itscapabilities and impact on streamlining service management● Flawless migration of integrations from Jira Server to Jira CloudCoordinated cross-team effort on migration of extensive Jira integrations (20k+ lines), primarilydeveloped in PHP and Go. In less than three months of investigation, development, and testing, wesuccessfully switched our integrations without significant disruptions of service● Automated various development-wise processIncreased code quality awareness across the company and saved more than $100,000 annually byimplementing a service that gathers code-quality reports from different parts of CI/CD and translatesthem into visible annotations in GitHub.Reduced the time spent on routine task management processes across 30+ development teams byautomating the updating of Jira tickets based on code changes and vice versa. The service handlesup to 100 RPS, applying 30+ actions asynchronously based on code changes.

● Developed TeamCity DSL libraryCreated a library that allows developers to configure complicated build, test, and deploymentpipelines with a transparent self-update mechanism via PRs with clear changelogs. The library isused in 130+ projects● Open-source Jira client library contributionEnhancing the library with new features, bug fixes, and dependency updates. Improveddocumentation and maintained code quality to ensure better usability and stability for developers.● Managed and enhanced a large-scale deployment systemSupported the build process for a monorepo that handled both client services, integration code,deployment system itself and a lot more. Ensured smooth and reliable deployment, expanding acommand execution queue with robust failsafe triggers and comprehensive logging.Improved system efficiency by optimizing automation workflows and troubleshooting deploymentissues in a complex, multi-service environment.

● Led a team of three developers supporting the integration platformDecomposed a monolithic service to microservices, reduced API response time of the platform from2 sec to 0.2 sec● Maintained the company's core integration platformIntegrated 20+ affiliates, maintained existing integrations, communicating with third parties

Cinema news resource development As the first independent project I made a news site with an administration panel and WYSIWYG-editor of articlesIntegration platform developmentMaintained company's core integration platform that received CPA traffic from affiliates.