Mario Castillon

Mario Castillon Email and Phone Number

Senior Professional Quality @ Gainwell Technologies
El Paso, TX, US
Mario Castillon's Location
El Paso, Texas, United States, United States
About Mario Castillon

I have a proven track record in QA Testing to deliver high-quality, scalable solutions for large-scale projects. By leveraging tools like Selenium, Java, Postman, JMeter and Manual Testing. Additionally, I bring strong skills in API testing, CI/CD management, and version control using platforms like Jenkins, Git, and Maven.Passionate about solving complex problems, I’m committed to continuous improvement and driving innovation in every project.Tools/Skills: Selenium WebDriver, Postman, JMeter, Jenkins, Maven, TestNG, HP ALM Quality Center, Jira Zephyr, Java, HTML, JavaScript, SQL, XML, JSON, Git, SVNTesting: Functional, Regression, Smoke, White Box, Black Box, UAT, System Testing

Mario Castillon's Current Company Details
Gainwell Technologies

Gainwell Technologies

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Senior Professional Quality
El Paso, TX, US
Employees:
10057
Mario Castillon Work Experience Details
  • Gainwell Technologies
    Senior Professional Quality
    Gainwell Technologies
    El Paso, Tx, Us
  • Gainwell Technologies
    Senior Software Test Engineer
    Gainwell Technologies Oct 2015 - Present
    United States
    Senior Software Testing Analyst• Led test efforts across all SDLC phases, including requirement analysis, test planning, execution, and defect documentation.• Increased claim submission efficiency by 70% by developing automation scripts using Selenium WebDriver and Java.• Designed and implemented test automation frameworks, improving overall process efficiency and reducing manual testing by 60%.• Enhanced API and load testing capabilities using Postman and JMeter, optimizing… Show more Senior Software Testing Analyst• Led test efforts across all SDLC phases, including requirement analysis, test planning, execution, and defect documentation.• Increased claim submission efficiency by 70% by developing automation scripts using Selenium WebDriver and Java.• Designed and implemented test automation frameworks, improving overall process efficiency and reducing manual testing by 60%.• Enhanced API and load testing capabilities using Postman and JMeter, optimizing performance testing for complex applications.• Utilized HP ALM and Jira for test planning, execution, and bug reporting, improving issue resolution rates.• Managed and mentored QA teams, ensuring high standards for test case creation, defect tracking, and requirements analysis. Show less
  • Dxc Technology
    Test Software Engineer
    Dxc Technology Feb 2015 - Present
    • Managed CI/CD pipelines using Jenkins, ClearCase, and SVN to ensure smooth software deployments.• Administered version control, branch merging, and baseline changes, reducing deployment issues by 20%.• Supported integration of off-cycle changes into production branches, minimizing downtime.
  • Hp Enterprise Services
    Configuration Management Admin
    Hp Enterprise Services Jun 2012 - Feb 2016
    El Paso, Texas Area
    Software configuration management, for fannie mae account, support in Clearcase/Clearquest, SVN, Unix, baseline and code migration, build/deploy management.
  • Foxconn
    Test Engineer
    Foxconn Feb 2009 - Feb 2012
    IT Software Test Engineer.• Developed and tested web applications supporting Custom Factory Integration (CFI) configurations and dynamic SOP systems for assembly instructions.• Created a Purchase Order Verification System using C#, ASP.NET, and SQL to detect invalid orders, reducing invalid orders and production delays by 40%.• Automated translation of manufacturing instructions from English to Spanish using SQL, Java, and Excel, increasing process efficiency.
  • Eds Technologies
    Software Information Developer
    Eds Technologies Feb 2004 - Feb 2009
    Batch cycle monitoring for GMAC MIC project 24x7 support.Technologies used: JCL, COBOL, Mainframe, CA-7.Application Development for Wholesale Accounting system in legacy Technologies. Subject matter expert of Wholesale Accounting system in which I served as responsible for its enhancements maintenance and supervision, achieving in a year a 75% reduction on system abendsand general failures.Technologies used: JCL, COBOL, Mainframe, CA-7, DB2.

Mario Castillon Education Details

Frequently Asked Questions about Mario Castillon

What company does Mario Castillon work for?

Mario Castillon works for Gainwell Technologies

What is Mario Castillon's role at the current company?

Mario Castillon's current role is Senior Professional Quality.

What schools did Mario Castillon attend?

Mario Castillon attended Dallas College, Uacj, Uacj.

Who are Mario Castillon's colleagues?

Mario Castillon's colleagues are Rebecca Johnson, Josefina Ortiz, Deidre Smith, Joel Hansen, James Gaba, Mary Liang, Lotsee Foster.

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