Guillermo Fernández Arias
Guillermo Fernández Arias

Multilingual Customer Service Specialist

Actively looking · Member since 19 Jul 2025
Message
Location
Costa Rica
Desired salary
Unspecified
Work preference
Full Time
Experience level
Not set

About

Professional summary

I am a multilingual customer experience and quality assurance professional with over 15 years of international experience in fintech, e-commerce, online gaming, and IT support. My expertise lies in fraud investigation, AML/KYC compliance, technical troubleshooting, and team leadership. I thrive in multilingual environments and have a strong performance record in high-volume workflows and regulatory contexts. My goal is to improve service metrics, monitor risk, and align processes with industry standards.

Throughout my career, I have developed a keen ability to handle complex customer inquiries and provide effective solutions. I have worked in various roles that required me to be adaptable and responsive to the needs of diverse clientele. My experience in fraud prevention and compliance has equipped me with the skills necessary to identify suspicious activities and ensure adherence to regulatory protocols.

I am fluent in Spanish, English, German, and Russian, which allows me to communicate effectively with a wide range of customers. My language skills have been instrumental in providing high-quality support and ensuring customer satisfaction across different markets. I take pride in my ability to connect with people from various backgrounds and cultures.

In my previous roles, I have successfully led teams, managed customer service operations, and conducted quality assurance evaluations. I have a strong understanding of customer support platforms and collaboration tools, which I leverage to enhance team performance and improve service delivery. My analytical thinking and cultural awareness have been key factors in my ability to lead and support diverse teams.

I am passionate about continuous improvement and always seek opportunities to enhance my skills and knowledge. I believe that staying updated with industry trends and best practices is essential for delivering exceptional customer service. I am excited about the possibility of contributing my expertise to a dynamic organization that values innovation and customer satisfaction.

Skills

7 capabilities

Experience

Career history

Freelance Translator & Interpreter Several

Translate technical and business documents (English–German–Russian), provide live interpretation in corporate and client-facing meetings, edit and proofread for grammatical accuracy, tone, and compliance.

Financial Customer Service Agent (EMEA) MuchBetter

Handled KYC-compliant inquiries, chargebacks, and fraud investigations, provided multilingual support for e-wallets and account access issues, monitored financial transactions and approved withdrawals after manual review, identified suspicious activity and escalated cases in compliance with AML protocols.

Customer Service Representative (USA, CA, DE) Swarovski

Resolved multilingual customer service requests related to orders, returns, and logistics, documented support interactions in Salesforce and ensured SLA compliance, delivered support across North American and European markets.

Multilingual Customer Service Agent & HR Support CSS Corp (Activision Account)

Provided multilingual tech support in German, Russian, Spanish, and English, resolved PC and console gaming issues for users globally, supported internal HR with onboarding translations and employee communications.

Customer Service, Quality Assurance and Team Lead Xapo

Led a team of 20+ agents in a crypto/fintech customer service environment, provided multilingual support (English, Spanish, German, Russian), monitored Bitcoin transactions and ensured AML/KYC compliance, oversaw escalations, QA reviews, performance coaching, and reporting.

QA Analyst (Seagate, ViewSonic, Q-See) CSS Corp

Conducted QA evaluations on voice, chat, and email interactions, worked with the training team to improve SOP adherence and reduce escalations.

Fraud Investigator & QA Analyst (EU/NA) Amazon

Investigated fraudulent activity in the DE, FR, UK, US, and CA marketplaces, analyzed transactional patterns to enhance fraud detection protocols, audited investigator performance and advised on prevention strategies.

Tourism Operations Coordinator Turavia

Designed and managed tailor-made travel itineraries for German and Russian clients, coordinated 24/7 logistics, vendor communication, and emergency support, collected and applied customer feedback for continuous improvement.

Education

Learning history

Freie Universität Berlin, Germany

Bachelor’s Degree – Modern Languages (German & Russian)

Moscow State University, Russia

Advanced Studies – Russian Language and Literature

Universidad Nacional (UNA), Heredia, Costa Rica

French Language Studies – General and Modern Languages

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