Project:Led the development of a performance testing toolkit designed for Atlassian Data Center products, including Confluence, Jira, Bitbucket, and Bamboo. The toolkit enables comprehensive scalability and load testing across Web UI and REST API, ensuring enterprise-grade performance, reliability, and availability for both Data Center deployments and custom applications. This tool also supports the Atlassian Marketplace, helping vendors certify the performance of their apps in high-availability, multi-node environments.Technologies/Tools Used:Python, Selenium, JMeter, Locust, CI/CD, REST API testing, AWS, Docker, Kubernetes, GitHubResponsibilities:• Led a QA Automation team, overseeing test strategy and execution to ensure quality assurance throughout the project lifecycle.• Designed and developed automated test cases using Python for functional and performance testing of Data Center applications.• Worked with test documentation: test plans, test strategies, test case design. • Built and maintained CI/CD pipelines to automate testing processes and ensure seamless continuous integration and deployment.• Developed and executed JMeter and Locust test cases to conduct performance testing for scalability and load validation.• Automated Selenium-based Web UI tests to ensure application stability.• Promoted Agile methodologies (Scrum/Kanban) to drive team collaboration and iterative development.• Reviewed and managed Pull Requests to maintain high-quality code standards.• Collaborated with cross-functional teams to identify and resolve bugs and optimize overall application performance.

Project: WEB UI and REST API automation, performance tests framework (JMeter, Locust) developmentInstruments: Python, JMeter, Locust, Selenium/pytest, Bamboo CI/CD, AWS, Jira and Confluence, Bitbucket, GithubResponsibilities:- Develop performance and UI test framework from scratch- Designs and implements architecture for CI/CD with principal staff- Superficial test and deploy Atlassian products (Jira, Confluence, Bitbucket)- Launching cloud infrastructure using Amazon Web Services such as EC2, Cloudformation, Lambda, API Gateway, S3, DynamoDB and RDS.- Pull Requests code review- Active communication with customers- Evaluate test results and create appropriate documentation using management tools- Bug fixes- Take part in every release process- Working with documentation in Confluence and Jira

Project description: Famous web service for internal private online chat and instant messaging. As well as one-on-one and group/topic chat, it also featured cloud-based file storage, video calling, searchable message history and inline-image viewing. The software was available to download onto computers running Windows, Mac or Linux, as well as Android and iOS smartphones and tablets, as well as backend part was available both as an on-premise server deployment and as a data center solution for high-availability and scalability needs.Responsibilities: • Automated and developed new test cases and test scenarios, improving testing coverage and efficiency.• Designed and implemented CI/CD pipelines from scratch for new automated test suites, streamlining deployment and testing processes.• Performed performance testing using Locust (Python), optimizing system performance under load.• Conducted code reviews and provided feedback to improve code quality and adherence to best practices.• Managed defect tracking and reporting (Jira, Confluence), ensuring swift resolution of issues through Agile workflows.• Contributed to bug fixes, code development, and refactoring to enhance product stability and maintainability.• Utilized Atlassian tools (Confluence, Jira, Bamboo, Bitbucket) for project management, CI/CD, and collaboration.• Worked in a geo-distributed Agile team, ensuring effective collaboration across time zones.

Project: Cloud service for VoIP GSM termination and support servicesResponsibilities:• Developed and executed manual test plans and test cases, ensuring thorough coverage for new features.• Created and maintained automated test cases and test scenarios, improving testing efficiency and reliability.• Supported and enhanced existing automated test suites for continuous integration.• Conducted both manual and automated API testing, ensuring functionality and performance of backend services.• Performed Web UI testing to validate user interfaces and user experiences across various browsers.• Developed and managed CI/CD pipelines using GitLab, automating test execution and deployment processes.

Project: Cloud service for VoIP GSM termination and support servicesResponsibilities:- Direct supervision of 5 to 10 Customer Service Representatives- Created automation scripts for every-day routines with Python- Launched and full setup for customer backends and Asterisk server (VoIP)- Created new employee onboarding process and launch it- Provided technical trainings for teammates- Developed and successful launched Key Performance Indicators (KPIs) - Found fast and useful solution for clients needs- Created an environment focusing on fun and enthusiasm, as well as, accountability

Project: Cloud service for VoIP GSM termination and support services- Direct supervision of 2 to 5 Customer Service Representatives- Escalated tickets from customers to developers team- Implemented automation scripts for routine processes- Issues discussion with customer, problem solving