Payments Experience

I was responsible for the overall Space Packages feature success, system design decisions, implementation of new repository types, the discovery of new features, feature API and analytics: • Succeeded in scaling the system from handling 1 organization to handling 500 active organizations. • Built a system that handles thousands of requests every minute.• Recommended and lead the implementation of several key features such as migrations, immutable versions, retention policies, npm, and composer repositories support.• Saved more than three months of our teamwork by conducting user research, including surveying, customer interviewing, and quantitative analysis.• Onboarded three team members and mentored three interns.Tech stack: Kotlin, Ktor, AWS Cloud Stack, Exposed, Git, Elastic, PostgreSQL, Zeppelin, Amazon Athena, Npm, Composer, Docker.

I was the owner of the investigations and mutes feature. Also, I was responsible for the plugin development.• Invented from scratch the tool to determine the assignee for the build process defect. It works for processing over 15000 builds every day on the internal installation. • Fixed 8/10 of the most voted issues(according to the issue tracker) in the various IDEs integrations.• Reworked the investigations and mutes mechanism to support 10% more user workflows. • Suggested and introduced metrics and trace reporting features.• Mentored three developers on internship projects.Tech stack: Java, Spring, JSP, Jaeger, Micrometer, .NET Framework, TypeScript, Git, JUnit, Mongo DB.

Worked on feature development according to customer requests at the fulfillment department:• Accelerated (up to 60%) the processing of user requests by finding performance bottlenecks in the system and optimizing them.• Reduced the overall number of reported user issues by 30%on the first project and 50% on the second one by working on technical debts and fixing the root causes of the most frequently reported issues.Also, as a 20% project, I introduced a survey system for the NetCracker education center. Its back-end allowed configuring the company's hiring process agile and could handle 400 simultaneous sessions to view and manage applications. Over 1000 internship applications went through this system. Tech stack: Java, Oracle SQL, Svn, Jira, Git, PosgreSQL.