Experience


Machine Learning Engineer

RappiJul/2021–Currently

I collaborate in an environment of Data Scientists, Data Engineers, and stakeholders to help make smarter decisions to deliver even better products and create impact in the business.

  • Design, train, deploy and maintain predictive models.
  • Optimize and maintain the machine learning systems.
  • Implement ETL’s for feature creation.
  • Build microservices for different areas.

Data Scientist

RappiSep/2019-Jul/2021

I Provided support to the different areas of the business: mainly fraud prevention and detection, risk management, growth, and customer.

  • Developed computer vision models for fraud detection.
  • Used machine learning tools to select features, create and train NPS models.
  • Optimized the fraud rules using data analysis techniques.

Data Scientist

Big Bang DataSep/2018-Jul/2019

Worked in the pre sales and innovation areas having fluent communication with stakeholders to determine how to use business data for valuable business solutions.

  • Went lead team for producing a data solution to facility location problem.
  • Realized research about using the analytic in smart cities and the digital twins for electrical generation.
  • Used statistical, algorithmic, data mining, and visualization techniques to model complex problems, find opportunities, discover solutions, and deliver actionable business insights.
  • Worked in presales area designing demos of SAS products.
  • Developed new products with a base on customer needs.

Analytic Consultant

Big Bang DataMay/2018-Sep/2018

Helped the consulting and development for the IFRS9 project with the client Bancolombia. Building solid Partnerships with SAS clients by providing powerful Insights & Recommendations.

  • Automated the get reports using data visualization techniques.
  • Designed the data governance in the project.
  • Created the notifications system to inform business units, including documentation, toolkits, and FAQ guides.

Junior Researcher

TAYEAAug/2016-Jun/2017

Developed mathematical modeling for the thermal energy storage in phase change materials. This kind of problem is very common in Medical, Biological, and Engineering fields. The heat exchange between the heat transfer fluid and the PCM and its phase change are investigated.

  • Got an analytical solution to the problem on 1-D.
  • Used moving grid method for numerical solution to the problem on 2-D.

Junior Researcher

Architecture SchoolsJan/2013-Jul/2013

Worked for improving the accessibility conditions of the students with disabilities, to the University campus. Evaluated the building’s quality of access conditions, concerning ICONTEC rules.

  • Used data analysis tools for measure the user satisfactions.
  • Proposed a buildings index for measuring the access conditions of people with disabilities.