Halyna Z.
Senior QA Engineer & AI Automation Specialist
Strengths & Skills: - 8+ years of QA experience specializing in web, mobile, API, integration, and enterprise application testing within the hospitality technology industry. - Strong expertise in test automation using Playwright, JavaScript, and TypeScript, including Page Object Model, reusable fixtures, data-driven testing, and CI/CD with GitHub Actions. - Experienced in API and integration testing using Postman, SoapUI, SQL, and backend validation tools. - Strong mobile testing expertise across iOS and Android, including Digital Key SDKs, Bluetooth/NFC access, device management, and identity verification. - Specialized knowledge of hospitality integrations, including PMS, POS, ticketing, digital key, and guest-service platforms. - Hands-on experience in AI testing and AI-assisted QA, including conversational AI validation, prompt testing, test generation, defect analysis, and coverage optimization. - Effective cross-functional collaborator with Product, Engineering, DevOps, and Support teams, with strong problem-solving and root-cause analysis skills. Responsibilities: - REST and SOAP APIs testing w/ Postman, SoapUI; - Mobile app testing on IOS/Android, manual testing of mobile applications, games at various stages of development; - Performing Functional, Smoke, Regression, UAT, Installation, localization, in-app purchase, integration with social networks, usability testing; - Experience with Agile/Scrum software development projects; - Working with SQL databases (MySQL, SQLite), Performing SQL queries to verify GUI front-end results and to extract and manipulate data to satisfy test cases/requirements; - Working with IIS/WWS; - Working with Linux/Windows Command Lines, - Testing MSDK on React Native; - Working with WMfirmwares and Remote Servers; - Writing test cases, test scenarios, preparing test data based on functional specifications; - Development of Test Plans specifying testing overview, testing approach, testing strategy; - Defect tracking and management in VS, Jira, Github; - Actively involved with SCRUM, sprint meetings, managing product backlogs, removing obstracles to progress, re-allocating resources where necessary, prioritizing and review milestones and accomplishments - Preparing release documentation before releasing to production, writing release anniuncements and sending release letters to PM; Software tools: Test Automation: Playwright, JavaScript, TypeScript, Page Object Model (POM), End-to-End Testing, Regression Testing, Smoke Testing, Integration Testing, Cross-Browser Testing, Data-Driven Testing. API Testing: REST APIs, SOAP web services, Postman, SoapUI, API Validation, API Automation. Mobile Testing: iOS, Android, Android Studio, Xcode, Mobile SDK Testing, Charles Proxy, Firebase, iTools. Databases: MySQL, SQLite, phpMyAdmin. CI/CD & DevOps: Git, GitHub, GitHub Actions, Continuous Integration, Continuous Testing. Monitoring & Analytics: Elasticsearch, Kibana. Test Management: Jira, TestRail, Azure DevOps. Operating Systems: Linux, Windows, IIS Administration. AI Testing & Productivity Tools: ChatGPT, Claude, GitHub Copilot, Prompt Engineering, AI-Assisted Test Design, AI-Assisted Defect Analysis. - MySQL, SQLite - for working with databases, performing queries to extract data; - Jira, Github, VS, Asana - bug tracking, project managing systems; - phpMyAdmin, Azure DevOps;
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $4.6k
Billed in all: $59,709$60k
$4.6k in the last 6 months
Across 3 contracts
Earnings, last 30 days
Skill rankings: Top 12% in GitHub
Ranked by MRR among everyone on Upwork with the skill.
- #32GitHub Copilot173 freelancers · 🇺🇦 #1Top 18%🇺🇦#1 of 4
- #39Exploratory Testing204 freelancers · 🇺🇦 #6Top 19%🇺🇦#6 of 18
- #56Smoke Testing285 freelancers · 🇺🇦 #11Top 20%🇺🇦#11 of 33
- #116Performance Testing563 freelancers · 🇺🇦 #22Top 21%🇺🇦#22 of 60
- #118QA Engineering580 freelancers · 🇺🇦 #29Top 20%🇺🇦#29 of 124
- #119QA Automation460 freelancers · 🇺🇦 #14Top 26%🇺🇦#14 of 52
- #271API Testing1,365 freelancers · 🇺🇦 #54Top 20%🇺🇦#54 of 171
- #310Usability Testing1,980 freelancers · 🇺🇦 #64Top 16%🇺🇦#64 of 243