Sebastián C.

About Me

Sebastián holds a PhD in Machine Learning and Data Science, accompanied by 10+ years of experience managing interdisciplinary projects across various sectors like medicine, banking, marketing, and consumer products. His vast expertise encompasses data analysis and modeling, designing robust data collection systems, and developing and implementing ML pipelines. As an accomplished researcher and educator, Sebastián consistently delivers captivating data-driven insights and user-friendly tools for technical and non-technical collaborators.

AI, ML & LLM

Backend

Workflow

Other

Algorithms Data Analysis Data Analytics Data Engineering Matlab Natural Language Processing (NLP) Numpy Pandas Statistical Analysis Data Science

Work history

PepsiCo
PepsiCo
Machine Learning Engineer
2021 - 2024 (3 years)
Remote
  • Implemented and executed an established media mix model for a newly formed geographic market and product portfolio, collaborating as an esteemed member of an MLOps team.

  • Conceptualized and executed the POC for a media mix model using Bayesian statistical modeling techniques, subsequently deploying it for optimal functionality.

  • Led a team of 5 ML engineers and data scientists in engineering, assessing, commercializing, and implementing an innovative media mix model for optimization purposes within the marketing department.

  • Designed, implemented, and deployed global marketing budget allocation across the organization's entire portfolio.

PythonMachine LearningSQLTensorflowDockerAmazon Web Services (AWS) Bayesian Statistics Machine Learning Operations (MLOps) Statistical Modeling Proof of Concept (POC)
Freelance
Freelance
Data Scientist & ML Developer
2021 - Present (4 years)
Remote
  • Identifying valuable and quantifiable AI/ML opportunities for clients.

  • Translating business problems into technical designs and developing POCs.

  • Building teams and infrastructure needed to deploy scalable solutions into production.

  • Supporting existing tech teams on the R&D-heavy side of AI/ML, data science, and neurotech projects.

Data ScienceMachine LearningAI/ML Neuroscience Natural Language Processing (NLP) MLOpsSystem DesignCloud ComputingProof of Concept (POC) GenAI Generative Artificial Intelligence (GenAI) Scikit LearnSignal Processing Time Series AnalysisPytorchPython
d-fine
d-fine
Consultant
2021 - 2021
Berlin, Germany
  • Verified and ensured the integrity of credit risk and accounting models within a prominent German financial institution.

  • Conducted predictive and prescriptive statistical analysis on soccer players' data, focusing on injury prediction and talent development within a respected Bundesliga team.

  • Implemented a robust data management system within an esteemed European banking institution.

  • Created MLOps pipelines for an in-house project, incorporating neural network architecture optimization techniques.

Machine LearningSQLPythonRJavaNeural NetworksStatistical Modeling Predictive AnalyticsBayesian Statistics Data AnalysisData Analytics Data ScienceMachine Learning Operations (MLOps) Probability Theory PytorchStatisticsStatistical Methods SeabornMatplotlibDatabase Management Systems (DBMS) Data Warehousing CI/CD Pipelines JupyterStatistical Analysis NumpyConsulting

Showcase

Data Analysis of Injury Data in a Soccer Team
Data Analysis of Injury Data in a Soccer Team
  • Comprehensive analysis of injury data for a Bundesliga soccer team.

  • Successful integration into the team's research department for injury prevention.

  • Project findings are being used for talent cultivation.

Data Management System Deployment
Data Management System Deployment
  • The text describes the deployment of a data management system used by a European bank for credit risk data.

  • Key responsibilities include setting up and deploying UAT/production environments and establishing a CI/CD pipeline for backend and frontend components.

  • The system utilizes data management for storage and examination of credit risk data.

Media Mix Model (MMM) for Consumer Products
Media Mix Model (MMM) for Consumer Products
  • Expertise in developing and deploying a sophisticated marketing mix model.

  • Utilizes Bayesian statistical modeling techniques.

  • Focused on bolstering the company's global operations.

Education

PhD Computer Science: Machine Learning and Neuroengineering
PhD Computer Science: Machine Learning and Neuroengineering
University of Freiburg - Germany
2014 - 2020 (6 years)
Engineer's Degree & M.Eng Electronics Engineering
Engineer's Degree & M.Eng Electronics Engineering
National University of Colombia
2007 - 2013 (6 years)