Anton Stepovenko Email & Phone Number

United States

- End to end performance testing of international e-commerce application.- Design and develop performance tests with Java/Groovy, JMeter, complex SQL queries to MS SQL DB- Implement new pipelines with Azure DevOps- Analyze performance of the system with New Relic, Grafana, Sentry

United States

• Work extensively in performance testing of complex enterprise Web application. Both containerized (Kubernetes) and classical (JBoss/WebLogic Postgres/Oracle) versions.• Lead performance team. Work as Scrum master in Agile manner. Organize and lead daily stand-ups, sprint plannings, retrospectives, presentations etc. Distribute tasks within a team.• Mentor, coach, provide help and assistance to the team members.• Perform code review, provide feedback for improvements.• Actively involved in end to end performance testing activities like Requirements gathering, Test plan preparation, Scripting, Test execution, Reporting, Performance monitoring.• Perform functional testing: API testing (REST), UI testing.• Develop tests to measure different performance metrics like response time, maximum throughput, messaging throughput (JMS, Kafka), UI response time under different conditions like number of parallel connections/threads, number of replicas etc.• Analyze performance issues by profiling and debugging (collecting GC logs, memory dumps, profiling recordings using different tools like JFR, YourKit Java Profiler, JMAP etc.)• Work as DevOps on related tasks: implement CI/CD pipelines, environment installation etc.• Present (demo) results to management and other teams.• Designed and developed a lot of complex and challenging automation scripts (pipelines/tests) using Java Junit, REST-assured, Kubernetes client API, Gatling, bash/shell, JMeter etc.• Developed system to monitor servers utilization and JVM metrics using Telegraf, Jolokia, Influx DB, Grafana• Discovered/Reported/Analyzed performance degradations after new feature implementations, updates/upgrades etc.

United States

• Developed many automated tests for web interface of application (GUI) using Java + JUnit + Selenium Web Driver• Enhanced and maintained Automation Test Framework• Acted as Team Lead for Ukrainian part of team• Assisted in the training of, mentored and provided supervision and leadership to other QA staff• Researched, recommended, and implemented new automation concepts, tools and techniques• Provided direction to QA team for automation assignments and activities across multiple applications and project initiatives• Created and maintained test cases, and test scripts based on user stories• Reviewed of test cases performed by other team members and provided comments to improve/ensure test coverage and technical accuracy• Executed automated functional and regression tests and reported results• Analyzed daily regression results, opened BUGs or fixed failed test casesProject:• Long-term program from one of the biggest Scandinavian telecom vendor to build end-to-end solution for IaaS (Infrastructure as a Service).

Ukraine

Responsibilities:• Coding of automated tests for web interface of application (GUI) using Selenium and JUnit• Maintain Automation Test Framework• Act as Team Lead for Ukrainian part of team• Assist in the training of, mentor and provide supervision and leadership to QA staff• Create and maintain test cases, and test scripts based on user stories• Review of test cases performed by other team members and solicit comments to improve/ensure test coverage and technical accuracy• Execute automated functional and regression tests and report results• Analyse daily regression results, open BUGs or fix failed test casesProject:• Long-term program from one of the biggest Scandinavian telecom vendor to build end-to-end solution for IaaS (Infrastructure as a Service).

Ukraine

Competence Area: Radio Access NetworksResponsibilities:• Develop new tools (Java GUI applications) to speed-up and automate integration process.• Develop client/server application using MySQL MXJ and Hibernate. • Provide Technical Support services to customers for GSM/WCDMA/LTE RAN nodes. Work as Local CNS (Customer Network Support) team member and Common Emergency Roster member for Region Eastern Europe and Central Asia.• Work as team lead. Distribute jobs within team. Provide coaching, explanations and help to the team members.• Perform on-site and remote Test and Integration of GSM/WCDMA/LTE RAN nodes: BSC, RNC, RBS, NodeB, eNodeB, SIU/TCU, Extreme Summit® switch, NWI-E etc. using WinFiol and MOSHELL.• Prepare unix and shell script files, MO and MOS Command files, XML files, Configuration files etc. for nodes mentioned above. Perform Quality Audit of scripts made by customer, ASP or someone else. • Troubleshoot network elements mentioned above. Analyze alarms, perform traces, find faulty HW, bad cabling etc.• Prepare network and IP high and low level design with network diagrams, connection schemas, used ports and IP addresses etc.• Activate new features. Prepare scripts for activation, make needed configurations, make verification of new features. • Perform HW and SW updates/upgrades RAN nodes. • Perform Quality Audit of equipment installation, engineering documentation.• Collect and analyze statistical data using SQL queries and special tools.• Directly communicate with customer. Act as subject matter expert. Provide customers with solutions, answers, recommendations etc. Request for customer requirement information, answer customer questions, participate in customer meetings, prepare presentation materials and reports.• Work together with internal team members, project management team, account managers, etc. Detect possible risks and report them to PMs. Share experience and knowledge within the group. Report activities to line manager.

Ukraine

Competence Area AccessResponsibilities: • Supervise and perform the Radio Access Network Integration and Configuration process in accordance with Ericsson procedures and with respect to Customer's directives.• Supervise that the authorized service providers (ASP) Integration/Configuration staff works in accordance with Ericsson procedures and methods. Act on bad performance from the ASP.• Prepare the configuration data scripts needed to configure the node; analyze and verify according to the Product Configuration delivery Process, that the Configuration data are correct.• Travel to the customer sites to perform assigned tasks. Assist Installation/Integration staff in troubleshooting faults within the competence area.• Perform site investigations in field and record data in Site Investigation Report (SIR).• Perform pre-integration site checks of installed hardware (Quality Audit) according to system requirements to ensure that all the equipment is ready for Integration.• Integration/Configuration of appropriate network elements and systems to the network. Bring any standalone hardware into a functionally operational state.• Perform verification of the new elements' functionality, demonstration and acceptance of systems as agreed with Customer. Document all test results and make final acceptance report. Handover new element to support or customer.• Perform HW expansions of network elements.• Implement SW Upgrades/Updates on existing live nodes.• Provide reports according to project requirements.• Collect and introduce new product and process information, transfer knowledge and experience within the Group. Provide technical support and consultant within the Group, ASP Integration staff and the Customer if required.

- Perform the Radio Access Network Integration and Configuration activities. - Interpretation of network rollout/integration plans into detailed level activity schedule for on-site activities.- Travel to the customer sites to perform assigned tasks.- Provide the configuration data (DT) needed to configure the node; analyze and verify, according to the Product Configuration delivery Process, that the Configuration data are correct.- Perform pre-integration site checks according to Installed hardware and system requirements to ensure that all the equipment is ready for Integration.- Integration/Configuration of appropriate network elements and systems. - Bring any standalone hardware into a functionally operational state. - Demonstration and acceptance of systems as agreed with Customer. Document all test results and make a final report.- Site/equipment acceptance and handover to support or Customer. - Verification of the new elements' functionality. - Perform quality audit in field. Provide reports according to project requirements.- Collect and introduce new product and process information, transfer knowledge and experience within the Group.- Provide technical support and consultant within the Group and for the Customer if required.

Perform Integration and Configuration of Radio Base Stations in accordance with Ericsson procedures and methods. Perform measurement of parameters of feeders. Perform pre-integration site checks according to Installed hardware and system requirements to ensure that all the equipment is ready for Integration. Perform quality audit in field. Create site inspection reports. Make progress and status reporting.

Master'S Degree, Radio Technician

Engineer of Airport Radioelectronic Systems of Civil Aviation

Bachelor'S Degree, Radio Technician

Engineer of Radioelectronic Systems