Yuriy Lakhtin

• Tested a referral and promo codes platform that was created from scratch. • Grew the test suite from 150 to 800 test cases (requirements coverage grew from 42% to 87%), using AI to draft test case skeletons and pairwise combinations, then reviewing and refining them manually. • Used AI to write and optimize complex SQL queries (multi-joins) for backend and DB schema validation, cutting query preparation time by 80%. • Achieved zero high- and critical-severity bugs over the last 9 months.

• Deployed all the features I tested by myself using Gitlab. • Maintained auto tests written with C# and Selenium. • Tested more than 50 features in last quarter with zero critical bugs and release blockers. • Performed more than 50 acceptance testing sessions in last quarter. • Reported and tracked more than 150 bugs in last quarter. • Created test cases, executed test plans, and performed End-to-End and regression testing.

• Hired, led, and mentored a team of 3 manual testers. • Led quality assurance for 3 different projects simultaneously. • Tested and integrated over 100 web pages for monitoring oil production equipment. • Tested complex software in a SAFe environment, handling Big Data, non-standard stacks, and cross-dependencies. • Reported and tracked more than 300 bugs using Azure DevOps. • Achieved a 100% fix rate for high-priority bugs in 3 PI iterations.

• Tested a highly loaded and complex desktop solution consisting of over 20 microservices written in C++ and C#. • Performed testing of algorithms with over 50 steps involving complicated calculations and multiple references to other algorithms. • Tested a bunch of backend services using complex SQL queries with multiple joins. Performed DB scheme validation and backward compatibility checks. • Tested multi-step integrations with Graylog and Kafka in the middle.

• Performed UI test automation with Java and Selenium. • Tested Adobe Experience Manager-based websites and their mobile versions. • Tested web page redirection feature using Java and Selenium, applying Page Object pattern in testing. • Tested backend services with MS SQL Server using complex SQL queries. • Tested a total of more than 20 services, including web apps, desktop apps, web services, and mobile apps.

• Tested web, desktop, and mobile applications. • Tested REST APIs using Postman and Swagger. • Reported and tracked bugs using Jira and Azure DevOps. • Conducted User Acceptance Testing sessions and delivered training to customers and end-users. • Tested ReportPortal application (web-based Test Automation dashboard: https://reportportal.io/). • Tested a desktop monitoring software for oil production implemented with INDX+PI+AF stack.

• Performed security testing of web applications (document workflow system, biometric access control system, and billing system). • Managed Enterprise information security • Developed internal information security documentation • Investigated information security incidents. • Identified security threats and vulnerabilities. • Provided information security training and recommendations to business departments. • Conducted security audits. • Managed user's permissions.

• Maintained information security of the Bank's branch. • Monitored and prevented information leaks. • Managed antivirus systems, WSUS. • Managed the DLP system. • Installed and configured software and hardware for communication channels protection, including vibroacoustic channels. • Managed ATM and POS terminal security features. • Managed I/O ports access. • Configured and managed video surveillance and access control systems.

• Provided technical support for branch employees. • Installed, configured, and maintained workstations, office equipment, and software. • Installed, configured, and maintained a LAN. • Provided technical support for remote workstations. • Configured and maintained ATMs and POS terminals. • Provided technical support of mail, proxy servers, etc.