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estebanospino

Esteban Ospino

@estebanospino

Mathematician and Math Tutor, LaTeX and Python

Colombia
Spanish, English, Portuguese
About me
I'm a mathematician from Universidad del Valle, Colombia. I offer tutoring in calculus, linear and abstract algebra, differential equations, real analysis, and discrete mathematics. My services also include LaTeX and Overleaf formatting, Python scripts, mathematical animations with Manim, and creating or reviewing educational math content. I focus on clear explanations, accurate calculations, logical reasoning, and well-organized deliverables tailored to your needs. I can communicate in Spanish, Portuguese, and English.... Read more

Skills

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estebanospino
Esteban Ospino
Offline • 
Average response time: 6 hours

See my services

Math Tutoring
I will tutor you in mathematics
From$20 / projectMore details
2D Animated Explainers
I will create mathematical animations with manim
From$25 / projectMore details

Work experience

Outlier

AI Trainer & Evaluator

Outlier • Freelance

Apr 2026 - Present • 6 mos

Evaluated and ranked AI-generated responses to STEM and mathematics prompts, assessing mathematical correctness, logical consistency, reasoning quality, and problem-solving accuracy. Provided detailed feedback, and refined responses to improve clarity, formatting, and overall quality. Contributed to the training and evaluation of Large Language Models (LLMs) through mathematical reasoning, analytical validation, annotation, and quality assurance.

Universidad_del Valle

PNAT Tutor

Universidad del Valle • Part-time

May 2022 - Jun 2022 • 1 mo

Served as Academic Monitor (tutor) in a joint program between the Mayor’s Office of Santiago de Cali and Universidad del Valle, providing structured mathematics reinforcement to high school graduates preparing for the Saber 11 national standardized exam as part of their university admission process. Responsibilities included delivering problem-solving sessions in algebra, foundational calculus, and logical reasoning; designing practice materials aligned with the ICFES assessment framework; conducting diagnostic assessments to track progress; and offering targeted feedback to strengthen analytical thinking and quantitative reasoning skills.