Mariana Soffer
Mariana Soffer

QA Automation Tester

Actively looking · Member since 7 Oct 2025
Message
Location
Argentina
Desired salary
Unspecified
Work preference
Full Time
Experience level
Not set

About

Professional summary

I am a QA Automation Tester with a strong academic and professional background in software quality assurance, automation, data analytics, and machine learning. Over the past 8 years, I have gained diverse experience spanning QA, front-end development, project management, sales, and research. I am skilled in both manual and automated testing of web and mobile applications, API testing, and CI/CD integration. My expertise includes building robust test frameworks and improving product quality across various industries.

I have a solid foundation in programming languages such as Python, JavaScript, TypeScript, SQL, R, and Java, which supports my automation and testing capabilities. I am proficient with testing tools and frameworks including Selenium, Cypress, Playwright, TestRail, Jira, Testrigor, Postman, and Appium. Additionally, I have experience with front-end frameworks like React and Node.js, and I am comfortable working with version control systems like Git.

My professional journey includes roles as a Software QA Tester, Front-end Developer, Project Manager, Sales Executive, Software Developer, and Researcher in machine learning and natural language processing. I have contributed to scientific publications in NLP and data mining, demonstrating my commitment to advancing knowledge in these fields. I am recognized for my ability to collaborate effectively with teams, organize software projects, and deliver high-quality software products.

I hold a Master of Science in Information Science from Claremont Graduate University and a Bachelor in Information Science from I.T.B.A. University in Buenos Aires. My education and research experience have equipped me with a deep understanding of data mining, machine learning, and natural language processing techniques. I am also ISTQB Certified Tester Foundation Level (CTFL 4.0) and have completed various professional courses in software testing and digital marketing.

I am passionate about continuous learning and professional growth. I have experience teaching programming and telecommunications courses as a teaching assistant, which has enhanced my communication and mentoring skills. I am eager to leverage my technical expertise and diverse experience to contribute to innovative software projects and quality assurance initiatives.

Skills

21 capabilities

Experience

Career history

Software QA Tester Testrigor

Functional and usability tests for websites on Android and Windows. Automatic Testing, API Testing, Database testing. Testing different payment applications, Gambling and Trading websites, streaming, and AI applications. Skills: Selenium, Cypress, Postman, Testrail, Python and Jira.

Front-end Developer Rather Labs

Worked as a Front-end Developer following the Scrum methodology. Used Git, Javascript, CSS, HTML5, React, Node.js and Typescript.

Project Manager Think and Dev

Organize software teams to develop blockchain products using Jira and Confluence. Design UML diagrams according to clients’ needs.

Sales Executive Coinfabrik S.A

Drove presales, sales & demand generation activities processes internationally. Address customers' needs and concerns as quickly and effectively as possible to develop and maintain strong relationships.

Software Developer Ethernity.live LLC

Develop and maintain a cryptocurrency exchange with Python.

Data mining and Natural Language Processing researcher Vostu S.A.

Develop a Sentiment Analysis application with Python and SQL.

Machine Learning Avatar S.A.

Implement Machine Learning models to predict gamers' behavior with Python and R. Perform Data Analytics using Tableau and SQL.

Peoplesoft Programmer Claremont Graduate University

Develop grant module for Claremont Graduate University with PeopleSoft.

Bio-computing Researcher. Plant Genomics Ceres INC

Research plant combinations to generate the best possible biofuel using the company’s simulator.

Education

Learning history

Palermo University

Natural Language Processing Researcher

Claremont Graduate University

Master of Science in Information Science

University of Buenos Aires

Data Mining Specialization

I.T.B.A. University BA, Argentina

Bachelor in Information Science

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