Hi, I'm Andres David Peña Ramirez, a Data Scientist and Data Analyst with a strong software engineering background based in Bogotá, Colombia. I have 7+ years of experience delivering end-to-end data science workflows, including data preparation, exploratory data analysis, feature engineering, machine learning modeling, statistical analysis, and time-series forecasting using Python and SQL. I bring a solid foundation in supervised learning, model evaluation, and reproducible ML pipelines, blending engineering best practices to produce reliable, production-ready analytic solutions. I enjoy collaborating with cross-functional teams to translate complex business problems into scalable data solutions.

Andres David Peña Ramirez

Hi, I'm Andres David Peña Ramirez, a Data Scientist and Data Analyst with a strong software engineering background based in Bogotá, Colombia. I have 7+ years of experience delivering end-to-end data science workflows, including data preparation, exploratory data analysis, feature engineering, machine learning modeling, statistical analysis, and time-series forecasting using Python and SQL. I bring a solid foundation in supervised learning, model evaluation, and reproducible ML pipelines, blending engineering best practices to produce reliable, production-ready analytic solutions. I enjoy collaborating with cross-functional teams to translate complex business problems into scalable data solutions.

Available to hire

Hi, I’m Andres David Peña Ramirez, a Data Scientist and Data Analyst with a strong software engineering background based in Bogotá, Colombia. I have 7+ years of experience delivering end-to-end data science workflows, including data preparation, exploratory data analysis, feature engineering, machine learning modeling, statistical analysis, and time-series forecasting using Python and SQL.

I bring a solid foundation in supervised learning, model evaluation, and reproducible ML pipelines, blending engineering best practices to produce reliable, production-ready analytic solutions. I enjoy collaborating with cross-functional teams to translate complex business problems into scalable data solutions.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Intermediate
Spanish; Castilian
Fluent

Work Experience

Senior Backend Developer at Nisum
July 1, 2022 - Present
Designed and developed scalable back-end systems for enterprise-level applications, implemented robust APIs, improved performance, and collaborated with cross-functional teams to deliver reliable solutions.
Senior Backend Developer at Michael Page
September 1, 2021 - May 31, 2022
Led backend development initiatives, optimized services, and mentored junior engineers; contributed to system architecture decisions and continuous improvement.
Java Backend Developer at Grupo CINTEF
February 1, 2021 - September 1, 2021
Developed microservices-based solutions using Java and enterprise integration patterns; ensured system reliability, scalability, and maintainability.

Education

Specialization in Visual Analytics & Big Data at UNIR - Fundación Universidad Internacional de La Rioja
January 1, 2024 - December 23, 2025
Systems Engineer at Universidad de Colombia
January 1, 2017 - January 1, 2024
Systems Engineer at Universidad de Colombia
January 1, 2017 - December 31, 2024
Specialization in Visual Analytics & Big Data at UNIR – Fundación Universidad Internacional de La Rioja
January 1, 2024 - December 31, 2024

Qualifications

Specialization in Visual Analytics & Big Data
January 1, 2024 - December 23, 2025

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Retail