● Tested backend infrastructure and transaction flows for capital markets systems (Options, Equities, OMS). ● Analyzed distributed server logs in Linux environments to identify root causes of failures. ● Executed regression tests to ensure system stability during production deployments. ● Investigated system behavior from order placement to execution to catch logic bugs. ● Verified integration between backend services and web platforms for feature consistency. ● Used LLM and AI assistants in QA daily tasks to accelerate requirements analysis and test documentation. ● Configured custom Enterprise ChatGPT agent to recognize and format FIX protocol tags, eliminating a manual bottleneck. ● Developed custom Bash and Python scripts to automate routine log parsing and analysis.

● Executed functional, web, mobile, exploratory, regression, and system testing for digital banking solutions. ● Reviewed user stories and analyzed Acceptance Criteria to design test documentation and feature specifications. ● Investigated logs and databases to resolve client inquiries and support RCA. ● Created test cases using BDD and Gherkin; collaborated with SDETs for automation coverage. ● Applied Robot Framework automation for written tests. ● Managed test environments via Octopus Deploy and participated in release validation. ● Reduced regression cycle from 10 to 7 days by implementing a traceability matrix and test pyramid. ● Automated user creation in the banking core using Python, halving data preparation time. ● Initiated an internal tool for scheduling configurations that reduced internal support requests by 3x.

● Troubleshot complex platform issues for B2B clients, distinguishing configuration errors from actual system bugs. ● Performed technical analysis to isolate root causes and authored structured bug reports for the engineering team. ● Managed POS system setups and configurations. ● Triaged incoming issues and maintained communication between clients and development teams.

● Managed research projects and delivered academic lectures. ● Leveraged Python and Bash for data parsing and statistical analysis. ● Performed large-scale computations on Linux clusters. ● Published articles in international journals and presented at international conferences.