Lisvalda Lopes Teixeira
Lisvalda Lopes Teixeira

AI Trainer Expert and Customer Success Professional

Open to offers · Member since 25 Oct 2026
Location
Cape Town, South Africa
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Mid

About

Professional summary

I am currently pursuing a Bachelor's Degree in International Relations while continuing to develop my skills in AI tools, customer experience, data quality, and administrative operations. I bring critical thinking, time management, and a commitment to continuous learning to every role.

Skills

25 capabilities

Tech stack & tools

Working toolkit

Communications

Experience

Career history

Customer Service Representative Erivando

Handled a high volume of inbound customer calls, providing clear, efficient, and professional assistance. Responded to prospective clients regarding services, pricing, fees, procedures, availability, and next steps.

Collected and documented client contact details, requirements, preferences, and requested start dates. Managed urgent and dissatisfied callers, maintained detailed client records through spreadsheets and email, and coordinated follow-ups with managers.

Executive Assistant Colégio Neval

Managed the school executive's calendar, appointments, meetings, and daily schedule. Coordinated meetings with teachers, parents, students, and external stakeholders while handling emails, calls, correspondence, and confidential documentation.

Prepared reports, presentations, letters, minutes, and administrative documents. Maintained student, staff, contract, and invoice records; organized events and workshops; and liaised with departments to support smooth administrative operations.

Customer Success Manager Lelutour

Managed client relationships throughout the customer journey, conducting proactive follow-ups to understand customer needs and maintain satisfaction. Addressed customer concerns, objections, and service-related issues efficiently.

Coordinated with internal teams to support timely service delivery and resolution of customer requests. Identified opportunities to recommend relevant products and services and supported retention through personalized communication.

AI Trainer Expert Micro1

Evaluate and improve AI-generated responses using quality, accuracy, relevance, and instruction-following criteria. Review, annotate, label, classify, and evaluate text, audio, image, and other multimodal data for AI training purposes.

Apply project-specific guidelines consistently, identify errors, inconsistencies, ambiguities, and edge cases, and document findings for review. Perform quality assurance checks, provide structured feedback, analyze linguistic nuances, and collaborate remotely with reviewers and project teams.

Education

Learning history

Colégio Neval

High School, Physical and Biological Sciences

Completed high school studies in Physical and Biological Sciences in Luanda, Angola.

Simplifica

Excel Course, Microsoft Excel

Completed training in Microsoft Excel.

Instituto de Formação Bancária de Angola

Professional Training, Banking Products and Payment Solutions

Completed training in Banking Products and Payment Solutions at EQF level 5.

Lusíada University

Bachelor's Degree, International Relations

Currently pursuing a Bachelor's Degree in International Relations in Luanda, Angola.

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