Heberto Jimenez

Heberto Jimenez

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Data Scientist
Departamento de Santander, Colombia

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Résumé

Jobs verified_user 0% verified
  • S&P Global
    Middle Senior Data Scientist
    S&P Global
    Apr 2024 - Current (2 years 6 months)
    Develop and deploy statistical analysis tools and agentic applications
  • Wunderman Thompson
    Data & AI Engineer public Remote experience
    Wunderman Thompson
    Sep 2023 - Apr 2024 (8 months)
    I led and developed AIR, an LLM analytical tool that helped businesses like Samsung and Honda analyze large volumes of daily data, generating insightful text and audio reports to optimize their marketing campaign strategies.
    Automation of SFTP connections.
    I trained computer vision models with PyTorch (DETR) and TensorFlow (EfficientNet) to extract detailed information from digital marketing campaigns. These models help the LLM understand how users interacted with the products.
    I applied embeddings (vectorization and cosine similarity) to LLMs like Llama-V2 to help the engine analyze large volumes of client data.
  • The Support Heroes
    Business Intelligence Engineer
    The Support Heroes
    Sep 2022 - Sep 2024 (2 years 1 month)
    Building ETL pipelines for business operations in Python, utilizing BigQuery and dbt (Data build tool) for data transformation and management.
    Designed and trained an algorithm using Python and scikit-learn to optimize employee schedules based on predicted demand patterns.
    Automation alert bot, used by team managers to track team performance.
    MySQL database administration in cloud services such us GCP
    Creating business dashboards in Power BI and Google Data Studio, used by internal and external clients, that provides a large range of crucial information.
    Llm
  • Truora
    Data Analyst public Remote experience
    Truora
    May 2022 - Jul 2023 (1 year 3 months)
    Creating team performance and production state dashboards in Tableau and Power BI, with Snowflake, Kibana, Hubspot and AirTable connections, used by sales and development teams, to actively response to changes and create action plans when needed.
    Creating computer vision models using mostly Tensorflow (Pythorch used mainly for object detection) to analyze end user images, extracting text information and looking for fraud scenarios such us: Photo of Photo, Image Forgery, and more.
    Deployment of machine learning models using AWS architecture, by building and deployment lambdas with terraform and docker.
    LLM
  • S
    System Support Analyst Intermediate
    Scotiabank
    Sep 2021 - May 2022 (9 months)
    - System support to over 40.000 Scotiabank employees.
    - VPN and active directories administration.
    - Software troubleshooting and installation.
    - Queue Manager.
    - Currently, dedicated to Canadian contact center employees, focused on tools as AS400, Edge,
    Avaya One X, Cisco AnyConnect and more.
    Systems support analyst and help desk for Scotiabank
  • Outplex
    Bilingual Customer Service Representative
    Outplex
    Jan 2021 - Aug 2021 (8 months)
    - I learned to work with up to 4 chat customers at the same time, improving my multitasking skills, and IT knowledge.
    - Technical support for internet, TV and phone home services with up to 4 customers at the same
    time.
    - Assisted customers provisioning modems, cable boxes and landlines
    - Communicated with vendors regarding back-order availability, future inventory and special
    orders.
    - Fielded customer questions regarding order status, sales, current prices, payment, account and billing information.
    - Managed over 45 customers chats per day.
Education verified_user 0% verified
  • IBM
    IBM AI Engineering Professional Certificate
    IBM
    Jan 2023 - Mar 2023 (3 months)
  • IBM
    IBM Data Science Professional Certificate public Remote experience
    IBM
    Jan 2022 - Apr 2022 (4 months)
  • Google
    Google IT Support Professional Certificate public Remote experience
    Google
    Jan 2022 - Apr 2022 (4 months)
  • Universidad de los Andes
    Electrical Engineer
    Universidad de los Andes
    Jan 2017 - Jul 2021 (4 years 7 months)
    Electrical engineer, specialized in energy management systems and renewable energy (WPP)
Publications verified_user 0% verified
  • Universidad de los Andes
    WPP A TRAVÉS DE ENLACE AC DÉBIL: IMPACTO EN EL SCR A PARTIR DE Q DINÁMICO
    Universidad de los Andes
    Jul 2021 - Dec 2021 (6 months)
    Considering the recent adjudication of several wind farms located in La Guajira, the project is intended to evaluate the effects of the incorporation of these WPP with a total capacity of 1050 MW, distributed in 7 farms, on near substations, based on a value known as SCR, or Short Circuit Ratio. The document provides the information that defines this SCR, as a value that can determinate the ¿strength¿ of a bus in a particular network, in other words, the measure of stability of a substation, which stable grids have values greater than 5. The project, approximately recreates, based on public information, the system defined by Cuestecitas ¿ Colectora I 500 kV (The link substations) and the different WPP to be connected. With that model, sever