Роман

GRADOVSKYI ROMAN
MIDDLE QA MANUAL ENGINEER

CONTACTS WORK EXPERIENCE

[open contact info](look above in the "contact info" section) QA BACK-END ENGINEER
UPC 21.07.2025- 19.02.2026
[open contact info](look above in the "contact info" section)
Product: Web platform A2A and Open Banking system
https://t.me/hradovskyi Architecture: ~30 microservices (active work with 3 key services)
Team: 5 people (Backend, Frontend, Analytics, Tech Support, QA)
http://[open contact info](look above in the "contact info" section)
gradovskyi Tested payment transactions (A2A platform), ensuring stable transaction
THE MAIN THING ABOUT ME processing and reducing critical production issues.
Created and maintained Postman collections for API testing, improving
Mid-level QA engineer with 2+ years of regression analysis speed and API validation efficiency.
experience in fintech and high-load systems.
Created test documentation (test cases, checklists, functionality manuals)
Strong knowledge in API testing, backend
for releases
validation, and payment systems.
Analyzed API call logs via Kibana
Experience in investigating issues through
Created and verified masking of confidential payment data, ensuring
logs (Kibana) and working with microservices.
compliance with NBU security requirements
Created JS scripts for masking sensitive data
during transactions. Tested error handling and edge cases in payment transactions, improving
Improved test coverage by optimizing cases system stability with invalid or unexpected input data.
in the Postman collection, which reduced Configured WireMock stubs to mock external services to ensure stable
regression testing time thanks to a structured testing
test design. Performed regression testing in development and pre-release
Wrote SQL scripts for creating and optimizing environments
database views for reporting purposes. Wrote scripts to handle environment variables, automating repetitive
Copied and transferred databases using tasks and reducing manual work.
incremental copying in Azure Data Factory.
QA ENGINEER SAP ERP SYSTEM
HARD SKILLS
UKR SIB BANK 21.09.2024 -20.07.2025
API Testing: Postman, Swagger
Language : HTML , CSS , JS Product: SAP ERP (custom functions on ABAP)
Test Management: Jira (Xray), TestRail Architecture: monolith
Support: RAdmin , WinSCP Team: 12 QA + 4 programmers + 10 Analysts
Databases: PostgreSQL, MongoDB Environment: Preprod
Work with data : Azure Data Studio , SMSS
Logging & Monitoring: Kibana, OpenSearch Managed test documentation in Jira (Xray)
Mocking: WireMock Applied SDLC practices in testing processes
Cloud: Azure Data Factory Performed root cause analysis of defects, identifying major issues
and preventing recurring bugs.
AI : ChatGPT , Gemini , FAL ai API
Worked with HTTP/TCP-IP and REST API protocols, improving
EDUCATIONS accuracy of backend validation and integration testing.
LVIV NATIONAL POLYTECHNIC Tested secure data streams using SAP SSF class with AES256 and
UNIVERSITY RSA, ensuring compliance with encryption requirements.
Analyzed requirements and created test cases for new
Institute of Computer Technologies of Automation
functionality.
and Metrology
Configured IMG structure for system parameters, ensuring correct
Bachelor's degree "Computer engineer in network
environment setup and reducing configuration-related defects.
systems" 2023
Performed regression testing, ensuring stability of existing
Master's degree "Computer Engineer in
Systematized Computer Systems" 2024 functionality before releases.