David Barrera Bernal

Experience

• 

  Sprint

  May 2013 - Apr 2014

  Bilingual Agent

  Customer service, business application management (Siebel CRM and Citrix), -First level support for hardware, software and telephony.

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  Sutherland

  May 2013 - Apr 2014

  Sales and Support Representative

  Bilingual sales consultant: Technical support and service, billing, sales of AT&T products and services for residential areas, kpi metrics reporting.

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  Unisys

  Jul 2014 - Aug 2015

  Bilingual Help Desk Agent

  Bilingual Help Desk Agent: On-site or remote support with maintenance of computer equipment (corrective and preventive), installation and updates of operating systems (Linux, Windows, OS X), configurations and customization of applications, printers, switches and routers. BackLog management, field technical coordination, agent call monitoring, KPI analysis and metrics reporting

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  Amadeus IT Group

  May 2016 - Jan 2019

  On-site support agent: Contact with the end user, management of incidents or failures for both hardware and software, coordination of installations-movements and changes of IT elements. Cisco or Avaya VOIP Phone configuration, Active Directory management, inventory management, Microsoft Windows 7, 8.1 and 10 and Apple (IPhone, IPad) application and service support, printer configuration, computer equipment preventive and corrective maintenance, video conferencing equipment support, metrics report Show less

  • Software QA Analyst

    Feb 2017 - Jan 2019

  • IT Support Engineer

    May 2016 - Feb 2017
• 

  Huge

  Feb 2019 - now

  • Conducted functional and acceptance testing, including manual and visual regression tests.• Created test plans, strategies, and tracked bugs according to company standards.• Collaborated with teams across multiple HUGE offices worldwide.• Performed accessibility testing for mobile and desktop apps, ensuring WCAG 2.1 and ADA (508) compliance.• Executed performance testing with k6 and JMeter.• Conducted code reviews.• Led interview processes and provided mentorship.• Delivered automation frameworks for both backend and frontend.• Tested AI chatbots and evaluated large language models (LLMs).• Performed OWASP security testing and analysis.• Gained experience with FinTech startups, including work with https://tyba.com.co/. • Managed code builds and deployments across environments using GitHub Actions.• Worked with various CMS platforms, such as Contentful and Drupal, performing content and component testing. Show less

  • Senior Software Quality Assurance Analyst

    Mar 2020 - now

  • QA Analyst at Huge

    Feb 2019 - now
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  Ultra

  Nov 2022 - Nov 2024

  Sr Quality Enginner