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David

Customer Service Specialist with 10+ years in Telecommunications and Retail

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San Salvador, San Salvador Department, El Salvador
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Competencies

Customer ServiceAdvanced

Extensive experience assisting customers with service inquiries, account management, and issue resolution.

Communication SkillsAdvanced

Proficient in engaging customers through chat, email, and phone ensuring clear and effective information exchange.

Issue ResolutionAdvanced

Able to troubleshoot and resolve product and service issues in various industries such as airlines, retail, and digital services.

Sales SupportIntermediate

Assisted in upselling and promoting additional services to customers during interactions.

Claims & Billing ProcessingIntermediate

Handled claims, billing verifications, and refund processes for insurance and retail services.

Education

High School Diploma
Instituto Nacional de Tonacatepeque/Tonacatepeque National Institute
Completed 2012

Summary

Dedicated customer service agent with over a decade of experience supporting clients across airline, telecom, retail, and digital sectors, focusing on issue resolution, account management, and sales support.

Key Achievements

  • Provided comprehensive customer support across multiple roles, including airlines, telecom, retail, and digital services.
  • Assisted clients with complex inquiries involving account management, billing, and technical troubleshooting.
  • Handled multiple communication channels, such as chat, email, and phone, ensuring customer needs were met efficiently.

Experience

Customer Service Agent

Volaris (Mexican Airline)
June 2016 - June 2017

Assisting customers with trip changes, such as dates, names, additional services, and helping them with information to print boarding pass; also assisting helpdesk agents with emergency changes on trips.

Chat Representative (Customer Service/Sales)

AT&T Wireless Mobility
December 2017 - January 2019

Helping customers to complete online purchases for wireless mobility plans and devices, providing detailed information and conditions for each plan and helping customers choose wisely the best device for their plans, providing upselling options for additional services such as streaming platforms...

Sales Representative

Sirius XM
January 2019 - January 2020

Providing plan options to Sirius XM customers after the offered free trial for them to continue enjoying and using the satellite radio services in their vehicles, overcoming objections and giving them the benefits of using the radio over streaming audio platforms.

Customer Service Representative

Walmart (Groceries Pick Up & Delivery)
March 2020 - June 2020

Assisting customers reviewing their groceries orders, verifying if every item was delivered/included in the pick up, helping them with refunds for expired or missing items, assisting customers placing online orders and providing general information for the desired items.

Email/Chat Representative

CashStar
September 2020 - December 2020

Helping customers with gift cards information, such as balances, expiration dates, and terms & conditions; providing them with the transaction history for their gift cards.

Backoffice Agent

Ortho-Fi
December 2020 - April 2021

Responsible for checking claims details and status, contacting insurance companies to file claims, checking on billing information for dental care professionals, record approvals and rejections and verifying insurance coverage for patients.

Customer Service Representative

GAP/OLD NAVY/BANANA REPUBLIC/ATHLETA
April 2021 - July 2022

Responsible for checking order status, placing orders, providing item details, assisting customers with refunds and helping them with the tracking information.

Chat Representative

SPOTIFY
July 2022 - March 2024

Responsible for providing chat support for Spotify subscribers, assisting them with billing information, account details, account usage, playlists deletion, account takeovers, assisting them to recover their accounts and educating them to make their accounts more secure.

Customer Support Representative

Sezzle
April 2025 - October 2025

Providing assistance to Sezzle users through chat, email and phone calls, assisting them with questions about their accounts, recent purchases, credit limit, helping them with subscriptions and account management, and troubleshooting steps and procedures when they were facing issues.

Skills

Customer ServiceCommunication SkillsIssue ResolutionSales SupportClaims & Billing Processing
Published on CazVid - May 17, 2026
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