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Sergio

Compliance and Training Manager at Cornerstone

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San José, San José, Costa Rica
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Competencies

Customer Service & SupportExpert

Exceptional ability to resolve complex issues with professionalism and empathy, ensuring customer satisfaction.

Data Analysis & ManagementAdvanced

Proficient in analyzing data, identifying inconsistencies, and utilizing tools like Excel and Google Analytics.

Training & Curriculum DevelopmentAdvanced

Experienced in designing engaging eLearning content and conducting impactful training sessions.

Process ImprovementIntermediate

Skilled in streamlining workflows and enhancing operational efficiency through targeted initiatives.

Project ManagementIntermediate

Capable of managing multiple projects simultaneously, ensuring timely delivery and quality outcomes.

Education

Technician in Web and Graphic Design
TEC
Completed 2021

Languages

SpanishC2-Native
EnglishC1-Full Proficiency

Summary

Dedicated professional with extensive experience in customer service, data management, and training design. Proven ability to optimize workflows, resolve complex issues, and deliver impactful training programs in fast-paced environments.

Key Achievements

  • Supported clients in navigating complex, time-sensitive cases with empathetic, solution-focused support.
  • Collaborated across teams to enhance workflow efficiency and response times.
  • Identified and resolved data inconsistencies, preventing downstream customer impact.
  • Delivered high-quality customer service in fast-paced environments, consistently meeting performance metrics.
  • Designed and implemented training programs to improve team performance and knowledge retention.

Experience

Compliance and Training Manager

Cornerstone
2023 - Present

Provided direct support to clients navigating complex and time-sensitive cases, delivering empathetic and solution-focused assistance.. Maintained a consistently positive and professional attitude under pressure in a fast-paced environment.. Identified when issues could be resolved independently versus when escalation was required, ensuring efficient and appropriate problem resolution.. Managed a high volume of active cases while maintaining organization, accuracy, and timely follow-up.

CSAT Data Analyst & Instructional Designer

ClearSource
2021 - 2023

Collaborated with cross-functional teams to improve workflows and response efficiency in high-volume support environments.. Worked with multiple tools and platforms simultaneously, adapting quickly to new systems and processes.. Supported customers and internal teams by identifying recurring issues and implementing practical solutions that improved satisfaction.

Data Management Associate

DHL
2020 - 2021

Identified inconsistencies and resolved issues efficiently to avoid downstream customer impact.. Maintained high organizational standards while working under time-sensitive conditions.

Customer Service Resolution Specialist

Amazon
2017 - 2020

Delivered front-line customer support in a fast-paced, metrics-driven environment.. Resolved complex customer issues with empathy, professionalism, and attention to detail.. Consistently met performance, quality, and attendance standards.

Skills

Customer Service & SupportData Analysis & ManagementTraining & Curriculum DevelopmentProcess ImprovementProject Management
Published on CazVid - Jun 2, 2026
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