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Sergio

Customer Service Specialist with 5+ years in tech and security industries

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Bucaramanga, Santander Department, Colombia
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Competencies

Customer ServiceAdvanced

Experienced in managing customer inquiries, technical support, and sales support via phone and email channels.

Technical SupportAdvanced

Provided technical assistance, troubleshooting, and issue resolution for security devices and enterprise products.

CRM & Case ManagementIntermediate

Utilized CRM systems for managing customer data, tracking interactions, and routing complex cases effectively.

Communication SkillsAdvanced

Effective in handling customer interactions across multiple channels, ensuring clarity and customer satisfaction.

Account & Billing ManagementIntermediate

Handled account maintenance, billing issues, and scheduling appointments, ensuring smooth customer experiences.

Languages

EnglishProficient
SpanishProficient

Summary

Dedicated customer service specialist with extensive experience in technical support, case management, and client communication across tech and security sectors. Proven ability to troubleshoot issues, support sales, and manage customer accounts efficiently.

Key Achievements

  • Handled diverse customer inquiries at Doxo, including payments, documentation, and platform education.
  • Acted as first contact and case router at Microsoft Premier, facilitating efficient support for enterprise clients.
  • Provided technical support and account management at Vivint, resolving technical and billing issues for home-security customers.

Experience

Customer Service Representative

Doxo
03/2024 - 07/2024

Key member of the main customer service phone line, addressing a variety of customer inquiries related to payments, returned checks, documentation and proof of payments, subscription management, general account maintenance, platform education, and sales., Handled customer interactions through phone...

Tier 1 customer support representative

Microsoft Premier
09/2021 - 12/2021

Served as the initial point of contact for company representatives requiring assistance with Microsoft Premier products., Duties involved gathering detailed information about inquiries and routing cases to the appropriate engineering teams, using both phone and email communication.

Customer Care Agent

Vivint Security Company
03/2021 - 06/2021

Played a key role as a technical support specialist, addressing systematic issues related to home-security devices., Responsibilities included resolving general inquiries, account maintenance, scheduling tech appointments, processing returns, and handling billing issues, primarily through phone...

Skills

Customer ServiceTechnical SupportCRM & Case ManagementCommunication SkillsAccount & Billing Management
Published on CazVid - May 17, 2026
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