mateusbrmed

Qa Engineer

QA Engineer with 9+ years in testing and 12+ in IT, delivering scalable QA solutions
across Web3, e-commerce, and finance. Skilled in manual, automated, performance,
and security testing. Experienced in leading QA teams, streamlining processes, and
promoting cross-team collaboration. Comfortable in fast-paced startup environments
and always eager to take on new challenges. Committed to quality, agility, and
continuous improvement.


Experience: 9 years

Yearly salary: $54,000

Hourly rate: $30

Nationality: 🇧🇷 Brazil

Residency: 🇧🇷 Brazil


Experience

QA Engineer
Moralis Web3-Remote (Sweden-based)
2022 - 2025
Built the QA department from scratch, establishing quality processes and frameworks. Designed and maintained manual and automated test frameworks across web-based platforms. Drove performance testing using K6 to ensure protocol stability and reliability. Collaborated with DevOps, developers, and product teams to align QA with business goals. Mentored QA engineers and provided technical leadership. Techstack: Playwright, TypeScript, JavaScript, K6, BrowserStack.
Quality Assurance Analyst
ACCT Global, São Paulo
2020 - 2022
Designed and executed comprehensive manual test plans for mobile and web e-commerce platforms. Defined acceptance criteria and created a reusable test case library to streamline QA workflows. Led QA onboarding and training for developers, fostering a quality-driven culture. Techstack: Cypress, Gherkin, Postman, CI/CD, GitLab, BrowserStack, Scrum, Kanban.
Software Quality Assurance Engineer
Thomson Reuters
2017 - 2020
Executed manual and automated testing on complex, large-scale financial systems. Developed test scripts and SQL queries to validate data accuracy and support system integrity. Optimized performance testing procedures and contributed to reliable regression testing cycles. Techstack: Selenium WebDriver, Java, Postman, MySQL.
IT Support Specialist
Delupo
2014 - 2017
Oversaw IT infrastructure operations, delivering responsive helpdesk support and ensuring network stability. Led the successful migration of company systems from Windows to Debian/Ubuntu, enhancing system performance, security, and long-term maintainability.

Skills

docker
javascript
mongo
nosql
sql
typescript
quality-assurance
english
spanish