Joao M.-Test Engineer
Check rate
Experience
QA Engineer
Betfred
- Reviewed and analyzed requirement documents to ensure business and technical requirements were fully understood and testable
- Produced comprehensive test documentation, including test plans and test scripts, in line with agreed standards
- Conducted quality testing across assigned projects and raised issues following defined processes and timescales
- Performed functional and regression testing to validate new features and ensure stability of existing functionality
- Reported defects accurately in Jira and tracked them through to successful resolution
- Maintained and created product knowledge documentation to support ongoing testing and knowledge sharing
Coding Trainer for AI
Outlier
Internet Safety Evaluator
Telus Digital
Test Engineer
Euronext
- Conducted thorough reviews of functional specifications to proactively identify and address issues early, reducing the risk of development setbacks
- Designed and developed comprehensive test plans defining testing strategy, scope, resources, and timelines aligned with project goals
- Created detailed, well-structured test cases from functional specifications, user stories, and acceptance criteria, ensuring full coverage of functionality and edge cases
- Developed an internal Python automated testing framework to validate AWS resources and integrations (including Lambda functions and Step Functions workflows), and built/maintained an automated test suite of 100+ tests within that framework, continuously improving coverage and reliability across releases
- Performed manual testing to identify, document, and help resolve software quality issues, improving release stability
- Documented system functionality, testing procedures, and known issues in Confluence, creating a centralized knowledge base that improved collaboration and onboarding
- Used SQL queries to validate database operations and ensure data integrity, improving debugging and troubleshooting efficiency
- Executed API testing across 50+ endpoints using Postman, verifying integrations and improving overall reliability
- Identified, documented, and tracked defects in Jira, collaborating closely with developers and reducing resolution time through clear communication and follow-up
QA Tester
Electronic Arts
- Performed comprehensive localization testing and product quality assurance for EA FC 24, identifying UI, test, and cultural issues while documenting bugs clearly
- Conducted accessibility testing for visual, auditory, and cognitive impairments to ensure inclusive gaming experiences
- Ensured compliance with localization guidelines in support of EA's regional and worldwide release goals
- Authored clear, structured, and actionable bug reports with accurate severity and priority classifications, contributing to prioritizing and resolving issues efficiently
- Engaged in extensive cross-team collaboration and reporting processes, ensuring seamless integration between QA, localization, and dev teams, as a result of effective communication and shared knowledge
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Banking and Finance, and Sport.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology and Quality Assurance.
Summary
Quality Assurance / Test Engineer with strong experience elevating software and game quality through precise manual and automated testing. Proven record reducing defects and boosting reliability using tools such as Jira and Postman in agile teams. Highly motivated to contribute my skills and grow as part of your team.
Skills
- Agile
- Appium
- Automated Testing
- Aws
- Playwright
- Git
- Javascript
- Mongodb
- Jira
- Manual Testing
- Python
- Selenium
- Sql
- Quality Assurance
Languages
Education
Universidade Lusófona do Porto
Computer Engineering · Porto, Portugal
Certifications & licenses
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Joao is based in Porto, Portugal and can operate in on-site, hybrid, and remote work models.
Joao speaks the following languages: Portuguese (Native), English (Advanced).
Joao has at least 3 years of experience. During this time, Joao has worked in at least 5 different roles and for 5 different companies. The average length of individual experience is 1 year and 7 months. Note that Joao may not have shared all experience and actually has more experience.
Based on recent experience, Joao would be well-suited for roles such as: QA Engineer, Coding Trainer for AI, Internet Safety Evaluator.
Joao's most recent position is QA Engineer at Betfred.
In recent years, Joao has worked for Betfred, Outlier, Telus Digital, Euronext, and Electronic Arts.
Joao is most experienced in industries like Information Technology, Banking and Finance, and Sport.
Joao is most experienced in business areas like Quality Assurance and Information Technology.
Joao holds a Bachelor in Computer Engineering from Universidade Lusófona do Porto.
Joao has 1 certificate: ISTQB Foundation Level 4.0.
Joao is immediately available full-time for suitable projects.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 27 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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