Ana Carolina

Trains conversational AI systems across voice and text modalities, including speech-to-text (STT) evaluation. Performs multilingual transcription and side-by-side comparative (A/B) evaluation to rate quality and improve coherence and user experience.

Trained conversational AI systems across voice and text modalities, evaluating speech-to-text (STT) and ensuring natural, coherent, and contextually accurate interactions.

Realized Side-by-Side Comparative Analysis (A/B testing) across multiple data types.

Provided multilingual transcription (Portuguese & English).

Reviewed and critically evaluated AI-generated outputs with a strong focus on q

Development of AI-generated multimedia content using OpenArt platform. The creative process
includes prompt engineering techniques for consistent outputs and attractive storytelling through multiple models, such as ChatGPT, Gemini, Sora, Seedance and PixVerse.

The content created is shared mostly on TikTok:
https://www.tiktok.com/@sabiagafanhota

Multilingual transcription (Portuguese & English): speech-to-text transcription of human conversations following strict annotation guidelines and using structured tagging systems; non-speech audio labeling (environmental sounds, acoustic events).

Content moderation and safety classification: reviewing and classifying internet posts and ads for compliance with safety guidelines. Applied policy-ba

Worked on map and location data validation, verifying the existence and accuracy of real-world locations, improving geolocation relevance and user search results through data validation.

Conducted quality assurance (Q&A) on AI-generated outputs, validating accuracy, contextual relevance, and alignment with user intent.

Conducted side-by-side comparative analysis (A/B testing) across text and ima

Trend and textiles research; women's clothing and accessories development; production of technical drawings and sheets; conduction of fittings; follow-up with manufacturers and national suppliers; pricing and cost management; photography and digital marketing - including the creation of content for social
media, metrics analysis, the search for suitable influencers to work with and the exploration

Development of flyers, websites, booklets and other files for print and digital use.

Responsible for researching trends and textiles in the fitness segment, designing apparel and accessories for both men and women, editing and developing localized prints, creating technical sheets, liaising with national suppliers, managing production, and overseeing quality control.

Men's apparel and accessories within An Original Penguin Licensed Brand, including: translation of technical drawing and specification from English to Portuguese; regular contact with the North American team, besides national and international suppliers; products quality ensurance; production management;
follow up of purchase orders; support in reports and presentations; elaboration of product pri

Male and female apparel under the supervision of Alberto Hiar, including: fashion design of new products; technical drawing and specification; contact with national suppliers; collaboration in clothing fittings and control of the product quality. Reason for leaving work: management change.

Technical drawing and specification in Corel Draw software; trend research; participation on the creative process of the collections and contact with national and international suppliers.