Terentuis R.

Key Skills

Software

Mercor

Data Annotation Tech

Appen

AWS SageMaker

Google Cloud Vertex AI

Remotasks

Sama

Top Subject Matter

General AI model evaluation and training

Visual content annotation and dataset labeling

Image/video data annotation

Top Data Types

Text

Image

Video

Top Task Types

Classification

Bounding Box

Segmentation

Text Generation

RLHF

Red Teaming

Transcription

Evaluation/Rating

Computer Programming/Coding

Text Summarization

Object Detection

Freelancer Overview

AI Training Specialist | Mercor AI | Remote. Core strengths include Mercor and Data Annotation Tech. Education includes Bachelor of Arts, Arizona State University (2023) and Diploma, Maricopa Community Colleges (2025). AI-training focus includes data types such as Text and Image and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

AI Training Specialist | Mercor AI | Remote

MercorImageBounding Box

Categorized and labeled visual content including images and videos, tagging objects, scenes, activities, and visual elements according to defined guidelines. Provided classification and tagging services to support visual dataset creation and model training. Applied structured processes to ensure accuracy and consistency in image and video annotation work. • Tagged objects and scenes in image and video data as per instructions • Supported activity recognition, object detection, and visual pattern labeling tasks • Delivered high-quality annotations that enhanced dataset reliability • Followed consistent annotation guidelines in a remote environment

2025 - 2026

AI Training Specialist | Mercor AI | Remote

MercorTextRLHF

Evaluated and ranked AI-generated responses for helpfulness, accuracy, and quality across text, image, and conversational formats using structured quality rubrics. Provided rubric-based feedback on the quality of AI responses, offering actionable recommendations to inform model refinement priorities. Participated in human preference ranking and multimodal data collection tasks, following precise guidelines throughout. • Conducted quality assurance scoring and fact-checking across general knowledge topics • Maintained accuracy scores above 87% while operating in a remote, contractor environment • Performed human ranking on over 10,000 response pairs using structured evaluation criteria • Supported model performance improvement via documented rubric assessments

2025 - 2026

Data Annotation Specialist | DataAnnotation.Tech | Remote

Data Annotation TechImageObject Detection

Categorized and labeled images and videos with detailed tags covering objects, scenes, activities, and visual patterns according to clear annotation guidelines. Conducted annotation and verification tasks that improved dataset quality and consistency. Maintained high volumes of remote contractor work while achieving an 89% inter-annotator agreement score. • Labeled diverse image and video content as specified in protocols • Pinpointed errors and inconsistencies in over 50,000 annotation instances • Contributed to dataset reliability and training accuracy • Followed evolving annotation frameworks with strong comprehension skills

2024 - 2025

Education

Work History