Mark Leiva
Union City, NJ, USA (Open to Relocation) | - |-
IT QA Software Engineer
Driven QA engineer and IT technician with a strong STEM background, motivated by a love for science, nature, and
continuous growth. I bring a solutions-oriented mindset, combining analytical and theoretical thinking, with a passion for
efficient workflows to ensure the delivery of high-quality service and projects. Resolute, resilient, and logic driven. I value
honesty and integrity in my work. My goal is to give you the best return from my role.
Experience
QA Engineer (Freelance) | Testlio (05/2025 – current)
Executed manual functional tests on antivirus, mobile & fintech applications. Payment testing. Utilized Android Studio to
reproduce defects and capture videos & device logs. Created detailed issue reports with reproduction steps, recordings &
logs for swift resolution. Logs saved for analysis.
Software Tester (Freelance) | Test IO (05/2025 – current)
Performed exploratory and functional testing to identify bugs on client websites. Delivered detailed and actionable bug
reports for top industry clients. Utilized strong analytical skills to improve website functionality and performance.
QA Engineer (Extern) | Runestone Academy (02/2025 - 04/2025)
Exploratory and functional testing of the academy’s website pages using Typescript and Playwright on Visual Studio
Code. Designing both manual and automated test scripting. Logging bugs in Jira and connecting with GitHub repository.
Certifications
CompTIA A+ - In Progress
Google IT Support Professional Certificate – In Progress
Technical Skills
Manual Testing · Automation · Playwright · Selenium · TypeScript · Java · API Testing (Postman, Swagger) · Mobile
Testing (Android Studio) · SQL · Agile · JIRA · GitHub · DevTools · Technical Support · Computer Repair · Networks ·
Windows · Linux · Cyber Security · IT Administration · Microsoft Office · AWS Cloud · AI · Bio Labs · Chem Labs
Education
Certificate of Quality Assurance Engineering
TripleTen Bootcamp, 10/2024
Bachelor of Science in Biology (B.S.)
CUNY Brooklyn College, 12/2020 | Minor in Chemistry
Associate of Science in Science (A.S.)
CUNY Borough of Manhattan CC, 01/2014 | Concentration in Biology, Chemistry, Physics
Relevant Coursework
36 Credit Hours in Information Technology, Arizona State University,-
