Cristian G.

Key Skills

Software

Other

Top Subject Matter

Machine learning dataset annotation and annotator training.

Training support and documentation for internal tech workflows.

Legal Services & Contract Review

Top Data Types

Text

Image

Document

Top Task Types

Classification

Data Collection

Transcription

Prompt + Response Writing (SFT)

Freelancer Overview

Data Annotator & Training Specialist at Luminary AI Solutions (AI data operations, labeling guidelines, QA, and training. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, Internal, and Proprietary Tooling. Education includes Master of Education, University of Florida (UF) (2023) and Bachelor of Science, University of Central Florida (UCF) (2018). AI-training focus includes data types such as Text and labeling workflows including Classification and Data Collection.

Labeling Experience

Data Annotator & Training Specialist at Luminary AI Solutions (AI data operations, labeling guidelines, QA, and training)

OtherTextClassification

Served as a Data Annotator and Training Specialist producing high-quality annotated datasets for ML model training and evaluation. Developed annotation guidelines and applied instructional design frameworks to strengthen feedback loops between annotation teams and AI researchers. Quality-assured multi-modal datasets to align dataset labeling with model performance benchmarks. • Annotated text, image, and audio datasets used for ML training and evaluation. • Built onboarding training materials and workflow documentation to reduce ramp-up time. • Collaborated with ML engineers and project managers on quality targets. • Used educational frameworks to structure iterative feedback between teams and researchers.

2025 - Present

IT Technician at Coastal Media Group (knowledge base and onboarding materials supporting consistent operational workflows)

TextData Collection

Provided structured onboarding and knowledge-base support that enabled internal teams to follow consistent data-handling and documentation practices. Supported IT systems and workflows used by a large staff, improving availability and reducing downtime during operational work. While not explicitly AI labeling, the role included creating and maintaining documentation and training materials that supported consistent downstream processes. • Created and maintained internal knowledge base articles and technical guides. • Supported onboarding of new hires with structured IT orientation sessions. • Administered user accounts, permissions, and group policies for multi-site environments. • Assisted with deployment and maintenance of broadcast and office technology to minimize downtime.

2017 - 2020

Education

Work History