Marin M.

Key Skills

Software

Don't disclose

Top Subject Matter

Mathematical reasoning and evaluation (STEM)

STEM & Mathematics instruction (Algebra, Geometry, Trigonometry, Calculus I)

Top Data Types

Text

Image

Audio

Top Task Types

Question Answering

Freelancer Overview

AI Reasoning Expert / Evaluator. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose. Education includes Bachelor of Science, New Jersey Institute of Technology (NJIT) and High School Diploma, Secaucus High School. AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Question Answering.

Labeling Experience

AI Reasoning Expert / Evaluator

Don't discloseText

Assessed and scored large language model outputs for expert-level mathematical reasoning tasks using rubric-based evaluation standards. Provided structured feedback focused on correctness, clarity, and reasoning integrity, including error categorization and justification writing. Worked on multimodal reasoning evaluations involving text plus image interpretation and cross-modal reasoning validation. • Trained and evaluated LLMs on multi-step mathematical reasoning • Performed rubric-based scoring with written justifications • Detected, categorized, and corrected reasoning errors in solutions • Supported multimodal projects (text, image, and reasoning) and Meta-focused initiatives.

2023 - Present

Senior Mathematics & STEM Tutor (Remote)

Don't discloseTextQuestion Answering

Delivered tutoring that required constructing and validating step-by-step mathematical solutions with formal justification, effectively training students on structured problem solving. Diagnosed conceptual misunderstandings and implemented targeted remediation strategies to improve reasoning quality and solution correctness. Although not a labeling job, the role involved continuous practice in reasoning validation and explanation generation aligned to educational AI training patterns. • Guided students to produce step-by-step solutions with mathematical justification • Reviewed and corrected student reasoning errors and misconceptions • Built aligned problem sets for K–12 and college-level learning • Provided targeted remediation based on diagnostic error analysis.

2019 - Present

Education

Work History