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Mariana Mejía Sepúlveda

Mariana Mejía Sepúlveda

Teacher's Assistant

Followers of Mariana Mejía Sepúlveda3000 followers
location of Mariana Mejía SepúlvedaBogota, D.C., Capital District, Colombia

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  • Timeline

  • About me

    Data science engineer ssr

  • Education

    • Universidad de los Andes - Colombia

      2015 - 2020
      Bachelor's degree Economics

      Economics student at the Universidad de los Andes. I have focused my studies in areas such as machine learning and public management. For my entrance to the university I won a scholarship for my good performance in the icfes.

    • Universidad de los Andes - Colombia

      2015 - 2022
      Bachelor's degree Business Administration, Management and Operations

      I focused my career in marketing specifically on inclusive distribution networks, the latter being the subject of my degree report. On the other hand, I was also interested in the subject of decision making through the use of programs such as Stata ,python and R

  • Experience

    • Universidad de los Andes - Colombia

      Jan 2016 - Dec 2019
      Teacher's Assistant

      I was a teacher's assistant in subjects such as decision making tools 1, public management, marketing fundamentals and management fundamentals.

    • Universidad De Los Andes Facultad de Administracion

      Jan 2019 - May 2019
      Consultancy Project Assistant

      I worked at the scala observatory on a project that sought to analyze inclusive distribution networks.

    • Barbara & Frick

      Dec 2019 - Mar 2020
      Data analyst

    • Accenture

      Mar 2020 - Apr 2022

      Development of a growth drivers model using an LSTM model for the second-largest chocolate trading company in Colombia. The model was developed in Python.Descriptive analytics in Tableau.Use of customer geolocation variables with OpenStreetMap.Integration of Nielsen and Kantar databases.Creation of an analytics roadmap with 40 initiatives for the leading TV channel in Colombia and support in the creation of an analytics roadmap with 60 initiatives for the largest dairy product processor in Colombia.Interview process with key stakeholders.Creation of strategy prioritization dynamics.Measurement of technical team efforts. Show less

      • Senior Data Scientist

        Jun 2021 - Apr 2022

      • Data analyst

        Mar 2020 - May 2021

    • Universidad de los Andes - Colombia

      Aug 2020 - Aug 2021
      Profesora complementaria microeconomía 2

    • Mercado Libre

      Apr 2022 - now
      Semi Senior Data Science engineer

      Managed 70% of automatic pricing strategies for first-party items on Mercado Libre. The process involved business alignment, job creation in Python, task automation, etl and issue review during monitoring.

  • Licenses & Certifications