Oleksandr Grytsai

Designed and built a modular Python platform that synchronizes data across Asana, Zoho Sheets, and an in-house REST CRM, automating 15 operational workflows end to end. Integrated three systems over REST with OAuth 2.0, bearer token, JWT, and API-key authentication.

Designed and owned the overall test automation strategy for an agricultural technology platform, including building a .NET 8 test automation framework and AWS Lambda low-level tests. Produced daily quality reports and delivered demos and knowledge transfer sessions.

Grew from sole QA engineer to Test Lead, owning QA strategy and coordinating an international test team. Maintained and improved a REST API automation framework in C#/.NET, reducing flakiness from ~40% to ~5% and failure rate from 20-60% to under 1%.

Extended and maintained a web automation framework (page-object, SpecFlow/Gherkin, C#, CodedUI) for a self-service reporting platform. Also performed data-quality and functional testing on a warehouse migration project.

Performed functional and regression testing on a middle/back-office STP platform for OTC derivatives, including test planning and automated tests. Led a 3-person sub-team on a sales and trading web application.

Tested firmware and devices for an insulin pump and continuous glucose monitoring system against medical standards, including RF communication analysis and regression testing. Led a sub-team of 3.

Performed test planning, checklists, functional, smoke and regression testing for web and CMS-based sites. Provided test estimation and technical leadership.

Performed requirements analysis, test documentation, traceability matrix, generation of test scripts, and configuration management for a real-time prepaid charging system.

Performed functional, UI and performance testing for a drug registration management system.

Performed documentation, functional, regression and performance testing for a web-based EDI e-commerce solution, and provided customer support.

Completed an 8-hour course on the foundations of prompt engineering.

Completed a 150-hour program on GenAI applications development and testing, covering prompt-based development, RAG, AI agents, and evaluation metrics.

Master's degree in Specialized Computer Systems with a focus on Radio Systems for Aircraft.

Completed an 80-hour expert program on automated testing, covering test automation effectiveness, SDLC models, Agile testing processes, and leadership.