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Experience level:
More than 5 years
Education level:
Languages:
Russian: Native
English: A2
Serbian: B2
QA Engineer with over 5 years of experience in the FinTech sector (Sber ecosystem). Expert in comprehensive
testing of high-load banking systems, API automation (Postman/JS), and deep system log analysis. Proven track
record in Web, Mobile (iOS/Android) testing, and working within complex microservice architectures.
● Mobile Software Quality Control: Tested client-server interactions using Charles Proxy to intercept and
modify traffic for edge-case verification.
● Defect Localization: Analyzed system logs via ADB and Xcode to identify platform-specific mobile bugs.
● API Automation: Developed 500+ automated scenarios in Postman (JavaScript), accelerating payment
gateway validation by 2x.
● Reliability Assurance: Conducted end-to-end testing of complex payment scenarios, minimizing transaction
risks for real users.
● Optimized release cycles: Authored and maintained 800+ test cases (500 FE / 300 BE), significantly reducing
regression testing time during critical milestones.
● Enhanced system stability: Performed root cause analysis using ELK (Kibana/Grafana) and SQL queries in
PostgreSQL, identifying 20% of hidden defects during integration phases.
● Quality management: Managed the full test documentation lifecycle in Jira/Confluence for a new framework
lending system.
Testing: Functional, Regression, Integration, UI/UX, Mobile (Native/Hybrid), REST API.
Tools: Postman (Newman, JS scripts), Charles Proxy, Fiddler, Chrome DevTools.
Processes: Jira, Confluence, Agile/Scrum, Test Design (Boundary Value, Equivalence Partitioning).
Tech Stack: PostgreSQL, DBeaver, Kibana, Grafana, ADB, Xcode.