Stefan Karagiozov
Sofia
Summary
Relocating to Porto, Portugal — Quality Assurance Automation Engineer with a strong foundation in front-end development, specializing in testing and validating web applications to ensure optimal functionality, performance, and usability. Expertise in QA methodologies, test automation, and defect management supports a commitment to consistently delivering high-quality releases. Proficient in multiple testing frameworks, including Playwright, Laravel Dusk, and Karate, facilitating comprehensive testing strategies that enhance product reliability and user satisfaction.
Overview
4
4
years of professional experience
Work History
Quality Assurance Automation Engineer
Shkolo/Juiniper Education
01.2025 - Current
- Applied Agile Delivery methods to simplify testing process decisions through iterative development.
- Utilized Laravel Dusk, Playwright & Karate testing frameworks to create automated tests
- Monitored emerging test automation frameworks, technologies and best practices for useful developments.
- Developed and maintained defect databases for known issues.
QA Engineer/Front End Developer
InvestCloud
08.2023 - 01.2025
- Conducted comprehensive QA testing on web applications built with Angular 12+, HTML, CSS, and JavaScript, ensuring seamless functionality, performance, and responsiveness across devices and browsers.
- Developed and validated reusable UI components, leveraging Selenium for automated testing to ensure cross-browser compatibility, usability, and adherence to quality standards.
- Led QA testing and deployment efforts, managing staging environments, executing regression and functional tests with Selenium, and ensuring defect-free, production-ready releases.
Instructional Designer
InvestCloud
04.2023 - 08.2023
- Designed and developed interactive learning activities incorporating multimedia elements such as audio, video, graphics, animation, and simulations to enhance learner engagement and retention
- Innovated new procedures and techniques to boost training effectiveness and operational efficiency, continuously improving instructional methods
- Created job aids and reference materials to support and enhance instructional delivery, facilitating better understanding and application of the content
Junior Front End Developer
InvestCloud
11.2021 - 03.2023
- Juggled multiple projects efficiently, consistently meeting deadlines and ensuring timely delivery of high-quality work
- Utilized browser developer tools such as Firebug and Chrome DevTools to identify and resolve front-end issues, enhancing website performance
- Performed rigorous cross-browser and cross-device testing, ensuring compatibility and optimal functionality of websites on diverse platforms
- Debugged and resolved front-end development challenges, applying problem-solving skills to improve code quality and user experience
Education
Certification - Back End Development
META
10.2023
Diploma -
Juno College of Technology
10.2021
Skills
- Playwright
- Laravel Dusk
- Karate
- Postman
- DBeaver/SQL
- PHP
- Angular
- Javascript
- Jira
- Manual testing
- Agile methodology
- Continuous integration tools
- Test script writing
- User acceptance testing
Accomplishments
Education Platforms (Bulgaria & UK)
- Developed and enhanced major school education platforms, improving accessibility and user engagement.
- Led cross-market initiatives to align platform features with Bulgarian and UK education standards and digital learning requirements.
- Improved platform reliability and reach, positively impacting thousands of students and educators.
Wealth Management Platforms (US & Canada)
Contributed to the successful development and deployment of multiple high-impact wealth management platforms for leading financial institutions, including:
- Royal Bank of Canada – Wealth Platform
- William Blair – Wealth Management Platform (US)
- Huntington Bank (US)
- Stifel – Wealth Management Platform (US)
- System Wealth Solutions (US)
- Glenmede – Investment Management (US)
Timeline
Quality Assurance Automation Engineer
Shkolo/Juiniper Education
01.2025 - Current
QA Engineer/Front End Developer
InvestCloud
08.2023 - 01.2025
Instructional Designer
InvestCloud
04.2023 - 08.2023
Junior Front End Developer
InvestCloud
11.2021 - 03.2023
Diploma -
Juno College of Technology
Certification - Back End Development
META
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