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William

Customer Support Specialist with 3+ years in Crypto and Financial Services

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Medellín, Antioquia, Colombia
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Competencies

Customer ServiceExpert

Provided customer support in crypto operations, resolving issues related to accounts, transactions, and security.

CRM Tools (Salesforce)Advanced

Managed customer cases, communication, and collaboration through Salesforce CRM, ensuring accurate case documentation.

Cryptocurrency OperationsIntermediate

Supported crypto transactions, including on-chain transfers, wallet management, and fraud prevention activities.

Communication SkillsExpert

Proficient in English and Spanish for effective customer support, conflict resolution, and team collaboration.

Problem SolvingAdvanced

Addressed complex cases involving fraud, account security, and transaction errors through analytical skills.

Education

High School
Joaquin de Cayzedo y Cuero
Completed 2018

Languages

EnglishC1 - Advanced
SpanishC2 - Native

Summary

Experienced in customer service, crypto operations, and fraud prevention. Skilled in CRM tools, communication, and problem-solving, dedicated to enhancing customer experience in the financial sector.

Key Achievements

  • Executed KYC refresh procedures aligning with compliance standards at Coinbase.
  • Supported onboarding and transaction processes for Coinbase Wallet, including swaps and transfers.
  • Utilized Salesforce CRM to manage cases, secure communications, and collaborate effectively with teams.

Experience

General Manager

CompraBien S.A
February 2022 - June 2024

Coinbase - Customer support (Crypto operations & Fraud)

Taskus
September 2024 - November 2025

Executed KYC refresh procedures as per compliance team requirements., Assisted with onboarding and transaction support for Coinbase Wallet (BASE wallet) including swaps, sends and receives., Leverage Salesforce CRM to manage customer cases, send secure communications and collaborate with...

Skills

Customer ServiceCRM Tools (Salesforce)Cryptocurrency OperationsCommunication SkillsProblem Solving
Published on CazVid - May 17, 2026
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