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Andrés Salazar Mejía

Data Analyst
Habilidades
(Autoevaluación)
Idiomas
Perfil profesional

Experiencia laboral

Data Analyst
rappi | Octubre 2022 - Actualmente (4 years 1 month)
Habilidades utilizadas

UWork in the fraud area in the detection of user profiles intended to perform fraudulent actions in the application. I do this detection through the development of machine learning models and exploratory analysis of data and interconnections between users. Tools: Python, Snowflake, PowerBI.

Logro principal

Reduce by 42% the monthly loss due to abuse of discounts.

Research Assistant
purdue university, in, usa | Junio 2022 - Agosto 2022 (2 months)
Habilidades utilizadas

Supported the research agenda in data pre-processing and development of Bayesian predictive models to forecast nursing home hours of duty and optimize shift assignment.

Logro principal

Development of a module in Python for the prediction of the demand for nurses through Bayesian models of time series.

Consulting Assistant
universidad del rosario | Enero 2021 - Marzo 2022 (1 year 2 months)
Habilidades utilizadas

Clean Transport Project: Estimated polluting gas emissions in cargo vehicles, participated in the development of the web application for the presentation of the estimates, and led a team of 3 developers. Vigia Project: Created indicators and algorithms for the prediction of irregularities and inefficiencies in public procurement in Bogotá, and I participated in the development of the web application to optimize public supervision.

Formación académica
Science
Universidad del rosario | Master
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