Lenny Cordero Juárez

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AI Language Specialist

Aug 2025 - Current (1 year)

Evaluated AI-generated responses for linguistic accuracy, clarity, factual consistency, and overall quality. Performed multilingual language review following detailed annotation guidelines and quality standards. Reviewed prompt-response pairs to improve large language model performance. Applied critical thinking to identify inconsistencies, ambiguity, and content quality issues. Documented evaluation outcomes while maintaining high productivity and quality metrics. Collaborated with distributed teams following structured annotation workflows.

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AI Content Reviewer

Aug 2025 - Current (1 year)

Reviewed AI-generated content for accuracy, relevance, and adherence to project guidelines. Evaluated multimodal tasks involving text and images. Compared AI-generated outputs against predefined quality criteria. Identified inconsistencies and documented evaluation results. Maintained productivity and quality targets across multiple AI projects.

Global Payroll & Benefits Specialist

Varicent

Jan 2025 - Jan 2026 (1 year 1 month)

Manage end-to-end payroll and benefits operations for global employees, ensuring compliance, accuracy, and timely processing. Analyze payroll data, investigate discrepancies, and resolve complex employee and stakeholder inquiries. Maintain payroll documentation, standard operating procedures (SOPs), and process documentation to support operational excellence. Collaborate with HR, Finance, Benefits, and external vendors to improve payroll workflows and employee experience. Perform quality assurance reviews and data validation while supporting compliance with internal controls and company policies. Utilize enterprise systems, reporting tools, and Microsoft 365 to analyze payroll information and generate operational insights. Contribute to con

Payroll & HR Specialist (Temporary Contractor)

Halliburton

May 2024 - Apr 2025 (1 year)

Managed end-to-end payroll administration for multinational operations while ensuring accuracy, compliance, and data integrity. Investigated and resolved payroll inquiries by analyzing complex information and communicating solutions to employees, managers, and business stakeholders. Maintained payroll documentation and process records while supporting SOX compliance and audit requirements. Collaborated with cross-functional teams to improve payroll workflows and operational efficiency. Utilized SAP, Microsoft 365, and Excel to manage payroll data, reporting, and quality control. Keywords Payroll • Documentation • Process Improvement • Data Accuracy • Quality Assurance • Compliance • Cross-functional Collaboration

LATAM Payroll Specialist

CloudPay

Jan 2022 - Dec 2023 (2 years)

Processed multinational payrolls across Latin America while ensuring regulatory compliance and service quality. Documented payroll procedures and supported knowledge sharing across implementation and operational teams. Collaborated with clients and internal stakeholders to resolve complex payroll issues and improve service delivery. Performed quality reviews and validation of payroll information before final processing. Leveraged Microsoft 365, Google Workspace, and enterprise payroll platforms to manage documentation and operational workflows.

College Coordinator (Full English Role)

ULACIT

Apr 2020 - Jan 2022 (1 year 10 months)

Managed student recruitment and admissions communications through multiple digital channels. Developed content, presentations, and informational materials supporting enrollment campaigns. Coordinated academic events while maintaining accurate documentation and operational processes. Collaborated with internal departments to ensure consistent communication and service delivery. Produced reports and analyzed enrollment data to support strategic decision-making. Keywords Content Management • Communications • Documentation • Project Coordination

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Account Executive

Grupo Vargas

May 2019 - Apr 2021 (2 years)

Developed strategic proposals and business presentations for corporate clients. Created client-facing communication materials supporting commercial initiatives. Coordinated cross-functional teams to deliver customized business solutions. Managed CRM information ensuring accurate client documentation and follow-up. Strengthened long-term client relationships through effective communication and consultative support. Keywords Client Communication • CRM • Documentation • Business Communication

Marketing Consultant

Freelancer

Jan 2017 - Dec 2019 (3 years)

Developed digital content strategies for small businesses across multiple industries. Created website, social media, and marketing content focused on audience engagement. Managed content calendars and coordinated publication schedules. Produced communication materials including presentations, newsletters, and promotional assets. Supported brand positioning through content planning and digital marketing initiatives.

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Sport Complex Admin

Sports Complex

Nov 2015 - Dec 2017 (2 years 2 months)

Coordinated operational activities supporting customer service and organizational efficiency. Managed scheduling, documentation, and communication with clients and vendors. Supported event logistics and administrative processes. Maintained operational records and process documentation

Learning & Development Specialist

The Coca-Cola Company

Jan 2013 - Oct 2015 (2 years 10 months)

Developed learning communications for regional audiences. Coordinated enterprise learning content and training resources. Produced user documentation supporting learning initiatives. Managed multilingual communication across Latin America. Improved operational processes through standardized documentation.

Portal Content Manager

The Coca-Cola Company

May 2012 - Dec 2012 (8 months)

Managed enterprise HR content published through Coca-Cola's internal knowledge portal for Latin America. Created, reviewed, updated, and maintained digital content, ensuring accuracy, consistency, and accessibility. Collaborated with HR subject matter experts to organize knowledge and publish enterprise information. Structured content following organizational standards and governance guidelines. Supported internal users by maintaining an up-to-date knowledge repository for HR policies, payroll, benefits, and compensation information.

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Marketing Director

Radio Station

May 2010 - Sep 2011 (1 year 5 months)

Created editorial and promotional content for digital and traditional media. Coordinated communication campaigns and audience engagement initiatives. Managed content planning supporting marketing objectives. Developed partnerships through strategic communication.

Payroll Administrator

IBM

Oct 2005 - Jun 2008 (2 years 9 months)

Managed payroll documentation and employee records while ensuring compliance and accuracy. Coordinated communication between employees, HR, and payroll teams. Performed quality validation of payroll information and reports. Supported continuous process improvements and operational documentation.

Lenny Cordero Juárez

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