Miguel Sebastián

Miguel Sebastián

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Data Analyst/ Data Scientist/Data Engineer
Barranquilla, Atlantico, Colombia
Contact Miguel regarding: 
Flexible work

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Résumé

Jobs verified_user 0% verified
  • Blackstone
    Data Analyst Consultant (in Procurement)
    Blackstone
    Jun 2025 - Current (1 year 3 months)
    As a Data Analyst Consultant in Procurement, I was responsible for analyzing procurement data to identify trends and opportunities for cost savings, ultimately enhancing operational efficiency. I collaborated with cross-functional teams to develop data-driven strategies that supported procurement decisions. Additionally, I provided analytical support to BX Deal Teams by preparing ad hoc reports and data insights that directly contributed to M&A processes, including data for due diligence, thereby ensuring that our procurement strategies aligned with broader business objectives.
  • P
    Consultoría Privada
    Palermo Sociedad Portuaria
    Dec 2024 - Mar 2025 (4 months)
    En mi rol como Consultoría Privada, fui responsable de proporcionar asesoramiento estratégico a clientes en diversas industrias, ayudando a optimizar sus operaciones y mejorar su rentabilidad. Realicé análisis exhaustivos de datos y presenté informes detallados que guiaron la toma de decisiones. Además, llevé a cabo todo el proceso de ETL y el entrenamiento de modelos utilizando Python, lo que mejoró la eficiencia de nuestros análisis y permitió a los clientes obtener información valiosa a partir de sus datos.
  • Holcim ABS
    MASTER DATA ANALYST. (BILINGUAL ROLE)
    Holcim ABS
    Feb 2023 - Current (3 years 7 months)
    In charge of developing and managing Holcim's North America Customer Master Data Data Quality rule , significantly boosting the accuracy of the Order to-Cash (O2C) process by detecting and correcting over 20,000 errors, achieving a 99.9% data quality indicator. Used Python + SAP scripting.
  • Fundesarrollo
    DATA ANALYST.
    Fundesarrollo
    Oct 2021 - Jun 2022 (9 months)
    I Served as an external advisor for the development of a master database centered on educational research in Colombia. Created from scratch a dataset of over 2 millions rows and 70 columns. Handled data collection and cleaning to ensure data integrity and usability for analysis.
Education verified_user 0% verified
  • Universidad del Norte
    Master's degree
    Universidad del Norte
    Jul 2023 - Jul 2025 (2 years 1 month)
  • Universidad del Atlántico
    Bachelor's degree.
    Universidad del Atlántico
  • Universidad del Atlántico
    Bachelor's degree.
    Universidad del Atlántico
  • J
    The Data Scientist's Toolbox.
    Johns Hopkins-Coursera
  • Coursera
    Data Analytics Professional certificate - Prepare Data for Exploration
    Coursera
  • Coursera
    Data Analytics Professional certificate - Ask Questions to Make Data-Driven Decisions
    Coursera
  • U
    Introduction to Data Science in Python
    University of Michigan-Coursera
  • Universidad del Atlántico
    Diploma in National (Colombia)
    Universidad del Atlántico
Projects (professional or personal) verified_user 0% verified
  • MongoDB University
    Estudio propio en MongoDB University
    MongoDB University
    Aug 2022 - Sep 2022 (2 months)