Simera Professional Key (SPK)

Guillermo A

Mexico

Senior Data Scientist

10+ yrs exp

Guillermo es Ingeniero de IA y científico de datos con más de 15 años de experiencia en los sectores financiero, logístico, minorista y de políticas públicas, y doctor en Economía con especialización en series temporales y estadística. Amplia experiencia en sistemas de IA generativa: diseño, ajuste fino (fine-tuning) y evaluación rigurosa de grandes modelos de lenguaje (LLM), desarrollo de flujos de trabajo de Generación Aumentada por Recuperación (RAG) y despliegue de agentes autónomos en entor…

Skills

  • AWS
  • Azure
  • Docker
  • NLP
  • Python
  • R
  • Spark
  • SQL
  • Tableau
  • AWS SageMaker
  • Data Science
  • Keras
  • Matplotlib
  • Pandas
  • Phyton
  • Power BI
  • Pyspark
  • Scikit-learn
  • Seaborn
  • Tensorflow
  • Torch
  • Python/R
  • data scientist
  • PowerBI
  • Tableu
  • Python3
  • FastAPI
  • machine learning
  • Paython
  • N8N
  • Git & GitHub
  • MSQL
  • SciPy
  • Streamlit
  • Fast API
  • Git/Github
  • SOQL
  • LLM
  • TSQL
  • Pyrhon
  • ARIMA
  • SARIMA
  • Data Scientist

Guillermo A

Mexico

Senior Data Scientist

10+ yrs exp

Guillermo es Ingeniero de IA y científico de datos con más de 15 años de experiencia en los sectores financiero, logístico, minorista y de políticas públicas, y doctor en Economía con especialización en series temporales y estadística. Amplia experiencia en sistemas de IA generativa: diseño, ajuste fino (fine-tuning) y evaluación rigurosa de grandes modelos de lenguaje (LLM), desarrollo de flujos de trabajo de Generación Aumentada por Recuperación (RAG) y despliegue de agentes autónomos en entor…

Skills

  • AWS
  • Azure
  • Docker
  • NLP
  • Python
  • R
  • Spark
  • SQL
  • Tableau
  • AWS SageMaker
  • Data Science
  • Keras
  • Matplotlib
  • Pandas
  • Phyton
  • Power BI
  • Pyspark
  • Scikit-learn
  • Seaborn
  • Tensorflow
  • Torch
  • Python/R
  • data scientist
  • PowerBI
  • Tableu
  • Python3
  • FastAPI
  • machine learning
  • Paython
  • N8N
  • Git & GitHub
  • MSQL
  • SciPy
  • Streamlit
  • Fast API
  • Git/Github
  • SOQL
  • LLM
  • TSQL
  • Pyrhon
  • ARIMA
  • SARIMA
  • Data Scientist

Senior Data Scientist

Traxión
January 2025 - December 2025

Designed pricing models and autonomous agents to support commercial and operational decision-making. Built process-automation workflows powered by LLMs, integrating N8N, Docker, and FastAPI for scalable deployment on Azure Cloud. Developed bilingual (EN/ES) chatbots and document-classification/NLP pipelines to streamline logistics operations. Managed model versioning and collaborative development through GitHub; queried and transformed operational data with SQL.

Senior Data Scientist

Verimatrix
January 2022 - January 2025

Built machine learning models for information security, including anomaly detection systems to prevent malware. Applied time series analysis, web scraping, and deep learning to strengthen threat-detection capabilities, using AWS SageMaker and Dataiku. Worked with Generative AI and LLMs (GPT, Claude, Llama, DeepSeek): fine-tuning, agent design, and RAG implementation for internal use cases.

Data Science Manager

Elektra / BAZ Entregas
January 2020 - January 2022

Led the design of an enterprise Data Lake and data governance framework: data dictionaries, strategy, key matrices, and quality evaluation. Modeled truck-arrival flows with Poisson processes and used Markov chains to build KPIs for distribution-center operations. Built a route-optimization model and KPI dashboards for e-commerce SKUs, increasing distribution-center productivity by 90%.

Senior Data Science Consultant / Manager

Neurona Consulting
January 2018 - January 2019

Directed reports, surveys, geostatistics, and multivariate prediction models to forecast voting intention for national campaigns (Podemos, Spain, 2019; PAN, Mexico, 2018). Coordinated a multidisciplinary team to design and deliver a national survey with dynamic result dashboards; contributed to a successful vice-presidential campaign outcome in Spain. Built a political sentiment-analysis and customer-segmentation tracking model; delivered a text-analytics course in Costa Rica and led a sentiment-analysis project on literary texts.

Senior Data Science Consultant

Infonavit
January 2018 - January 2019

Implemented more than 15 statistical and machine learning models across the institute. Built a Credit Score model and a collection strategy that minimized management risk. Developed a geostatistical model to evaluate branch performance and designed executive KPI reporting. Generated 30 million MXN in savings through A/B testing and propensity-matching methodologies.

Advanced Analytics Manager

Empower Data
January 2017 - January 2019

Led a team of 15 specialists across analytics projects for clients including VivaAerobus and L'Oréal. Built a flight-delay prediction model for VivaAerobus using machine learning. Modeled sales performance for L'Oréal based on marketing-mix and regression analysis of panel data. Designed an anti-corruption model combining blockchain technology with AI integration. Implemented regression, time series, and Support Vector Machine algorithms across engagements.

Junior Manager, Performance & Control Department

GDF Suez
January 2013 - January 2016

Produced regional growth statistics and reports; built break-even pricing and demand-curve/cost-optimization models. Redesigned SAP modules (business cases and technical notes) and led budget control. Designed new commission schemes for industrial, residential, and commercial sales channels; redesigned commercial KPIs. Built WACC/IRR project evaluations, CAPEX/OPEX planning, and credit-risk models; designed and monitored a new business model for the company.

Optimization Area Manager

Alta Rendimientos
January 2011 - January 2013

Optimization area management and quantitative modeling.

Investment Analyst

Humberto Ramos Consulting
January 2010 - January 2011

Investment analysis for insurance sector.

Smart Scores

Communication
85
Role Fit
100
Adaptability
88
Problem-solving
95
Professional Presence
95
Drive/Initiative
85

Smart Skills

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