Сергей

SKILLS AND EXPERTISES

Testing Expertise: Functional Testing, Regression Testing,
API Testing, Mobile Testing (iOS/Android), Exploratory Testing,
Test Case Management
Programming & Automation: Java, Serenity BDD
(Cucumber+Java), Selenium/Selenide, Rest Assured,
PageObject, HTML/CSS, XML (XPath), Git, Allure, Maven,

SERHII
Gradle
Testing Tools: Postman, Swagger, Charles Proxy, JMeter,

OCHERETKO
Grafana, Insomnia, BrowserStack, Selenium Grid, TestRail
CI/CD & DevOps: Jenkins, GitHub Actions, Docker Compose
Databases: MySQL (Workbench)
CMS: Liferay
QA ENGINEER
Development Tools: IntelliJ IDEA, Android Studio
Collaboration & Documentation: Confluence, Miro, Trello
Issue Tracking: Jira, Redmine
Soft Skills: Cross-Functional Collaboration, Requirement
Clarification, Agile/SCRUM Participation, Mentoring &
Knowledge Sharing, Clear Communication
Contact

Kharkiv, Ukraine
Summary of Qualifications
[відкрити контакти](див. вище в блоці «контактна інформація»)
QA Engineer specialising in MedTech and SaaS domains with
[відкрити контакти](див. вище в блоці «контактна інформація») 5+ years of experience in functional, regression, API, and
WEB testing.
[відкрити контакти](див. вище в блоці «контактна інформація») Proven expertise in healthcare analytics platforms with a
focus on data accuracy, compliance awareness (HIPAA
github.com/SergeyOcheretko workflows), and release stability in Agile/SCRUM
environments.
Hands-on experience with Java-based automation
(Selenium/Selenide, Rest Assured) and CI/CD integration
Education
(Jenkins, GitHub Actions, Docker Compose).
Recognised for structured test documentation, early defect
Ukrainian Engineering detection through risk-based coverage, and strong
Pedagogics Academy collaboration with cross-functional teams (Dev, Product,
DevOps).
2010 - 2016
Supporting automation initiatives that decreased regression
Master’s degree
cycles by 25%.

Ukrainian IT school
2018

Languages

English - Intermediate (B1+) — 5+ years of work in English-speaking environments
Ukrainian
Russian
 Work Experience
Work Experience
01.2023-Present

Startup MedTech
Created and maintained 350+ test cases organised by risk level (Critical/High/Medium/Low) in TestRail, achieving
90%+ coverage of core workflows and edge cases.
Contributed to reducing post-release defects through risk-based testing and early requirements analysis.
Report defects in Jira with precise reproduction steps, environment context, and supporting logs.
Collaborate closely with developers and Product Owners to clarify requirements and evaluate risks early.
Actively participated in Agile meetings (daily standups, sprint planning, retrospectives), providing accurate
estimations and clarifying requirements with Product Owners to minimise rework.
Mentored 1 junior QA engineer on API testing and test case design methodology, enabling independent
contribution within 2 months

01.2019 - 12.2022
QA Engineer, Aimprosoft company, Kharkiv
Projects:

LunaFi - Cryptocurrency Platform | 12.2021 - 12.2022 (1 year)
Created 300+ test cases covering crypto-specific scenarios (transaction validations, wallet balances, gas fee
calculations), organised in TestRail with priority tagging.
Collaborated closely with blockchain developers to understand Web3 architecture and test transaction finality,
block confirmations, and network-specific behaviours (Ethereum).
Provided accurate sprint estimations for testing efforts, contributing to a predictable release cadence (2-week
sprints).
.
QARDIO MD - Medical Devices Management Platform 05.2021 - 12.2021 (8 months)
Documented 40+ defects with comprehensive reproduction steps, screenshots, server logs, and environment
details; most defects were reproduced by developers on the first attempt, thanks to detailed documentation.
Performed API validation for 20+ endpoints using Swagger.
Collaborated with Product Owner to clarify requirements for HIPAA-compliant features, ensuring privacy and
security standards were reflected in test scenarios.

ZONE PORTAL - Enterprise SaaS Platform | 11.2020 - 05.2021 (7 months)
Streamlined test documentation by designing reusable test case templates, improving test coverage clarity and
alignment with business requirements.
Reported and tracked bugs using Redmine with detailed technical context, collaborating closely with the
development team for rapid resolution.

Motive Retail - E-commerce Platform | 04.2020 - 11.2020 (8 months)
Designed and updated 200+ test cases and checklists for e-commerce workflows (product catalogue, shopping
cart, checkout).
Participated in SCRUM rituals (standups, planning, demos), actively communicating with the team for
requirement clarification and risk identification.
Reported defects in Redmine with full reproduction details, including browser versions, user roles, and
transaction logs for payment-related issues.
 AimChat - Messaging Application | 07.2019 - 04.2020 (10 months)
Conducted mobile testing on iOS/Android via BrowserStack, ensuring cross-device compatibility.
Supported test automation efforts using Selenium WebDriver for the web-based admin panel, reducing manual
regression testing effort by approximately 30%.
Collaborated with Product Owners to validate feature requirements and ensure alignment with user stories before
development sprints

Virtual1 - Telecommunications Platform | 01.2019 - 07.2019 (7 months)
Developed basic automated test scripts using Java + Selenium WebDriver for smoke testing critical user paths,
gaining foundational automation skills.
Participated in regression testing and CI integration via Jenkins, ensuring automated tests run reliably in the
continuous integration pipeline.
Validated requirements and documented test scenarios.

ADDITIONAL INFORMATION

Work Authorisation: Ukrainian citizen
Availability: 1-week notice period for current role
Preferred Work Mode: Remote
Salary Expectations: Competitive market rate based on role specifics (negotiable)