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Feedzai Techblog

Welcome to Feedzai Techblog, a compilation of tales on how we fight villainous villains through data science, AI and engineering.

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  • Here and Now: Reusing Code at Feedzai with JupyterLab Snippets

    Here and Now: Reusing Code at Feedzai with JupyterLab Snippets

    Learn about JupyterLab Snippets and how we enabled data scientists to manage and use code snippets directly on JupyterLab.
    Go to the profile of João Palmeiro
    João Palmeiro
    Mar 17
    “Show Me What’s Wrong!”: Enhancing Fraud Detection Analysis by Combining Charts and Text

    “Show Me What’s Wrong!”: Enhancing Fraud Detection Analysis by Combining Charts and Text

    Mitigating information overload in the analysis of financial data through automated highlights, textual insights, and visual analytics.
    Go to the profile of Beatriz Feliciano
    Beatriz Feliciano
    Nov 22, 2024
    The GANfather: Using Malicious GenAI Agents to Combat Money Laundering

    The GANfather: Using Malicious GenAI Agents to Combat Money Laundering

    A method that uses GenAI to create synthetic money laundering behaviour and trains a ML detection model without requiring labelled data.
    Go to the profile of Ricardo Ribeiro Pereira
    Ricardo Ribeiro Pereira
    Oct 4, 2024
    Aequitas Flow step-by-step: a Fair ML optimization framework

    Aequitas Flow step-by-step: a Fair ML optimization framework

    By Sérgio Jesus, Inês Silva, Pedro Saleiro, Hugo Ferreira, Pedro Bizarro
    Go to the profile of Sérgio Jesus
    Sérgio Jesus
    Aug 12, 2024
    Building Trust in a Digital World: The Role of Machine Learning in Behavioral Biometrics

    Building Trust in a Digital World: The Role of Machine Learning in Behavioral Biometrics

    In the world of financial services, the bank or financial institution’s relationship with the customer relies on digital trust, which is…
    Go to the profile of Javier Liébana
    Javier Liébana
    Jun 21, 2024
    Explainability for Fraud: One Size Does Not Fit Fraudsters

    Explainability for Fraud: One Size Does Not Fit Fraudsters

    Introducing Explainable AI: how we make complex AI understandable and transparent, to help decision-makers understand and trust AI models.
    Go to the profile of Vladimir Balayan
    Vladimir Balayan
    Jan 24, 2024
    AML Reimagined: LaundroGraph Exploits Graph Structure to Assist Anti-Money Laundering Activities

    AML Reimagined: LaundroGraph Exploits Graph Structure to Assist Anti-Money Laundering Activities

    We introduce LaundroGraph, a self-supervised system based on graph-neural networks to assist experts during anti money laundering…
    Go to the profile of Mário Cardoso
    Mário Cardoso
    Sep 28, 2023
    Many charts can’t be perceived by everyone. AutoVizuA11y changes that

    Many charts can’t be perceived by everyone. AutoVizuA11y changes that

    Learn how to create screen reader accessible charts with our Data Visualization team using AutoVizuA11y
    Go to the profile of Diogo Ramalho Duarte
    Diogo Ramalho Duarte
    Sep 22, 2023
    TimeSHAP: Explaining recurrent models through sequence perturbations

    TimeSHAP: Explaining recurrent models through sequence perturbations

    Go to the profile of Joao Bento
    Joao Bento
    Jan 5, 2023
    Part II: Redesigning our Rules Experience

    Part II: Redesigning our Rules Experience

    Learn how our UX team redesigned our rules experience, one of the key mechanisms to fight financial crime.
    Go to the profile of Cristina Feijó
    Cristina Feijó
    Sep 27, 2022
    Part I: How to unify multiple products into a single experience

    Part I: How to unify multiple products into a single experience

    Do you want to understand how to unify multiple, complex products into a single UI? Then you found the right post!
    Go to the profile of Cristina Feijó
    Cristina Feijó
    Sep 20, 2022
    Building Feedzai’s First Figma Charting Library: A Summer Experience

    Building Feedzai’s First Figma Charting Library: A Summer Experience

    The goal of this project was to create a Figma library of charts that helps Feedzai’s Data Viz and UX teams creating their mockups.
    Go to the profile of Francisca Calisto
    Francisca Calisto
    Sep 8, 2022
    Analyzing Data Drift: How We Designed Visualizations to Support Feature Investigation

    Analyzing Data Drift: How We Designed Visualizations to Support Feature Investigation

    In the second blog post about Feature Investigation, find out more about our visualizations to help data scientists analyze data drifts.
    Go to the profile of João Palmeiro
    João Palmeiro
    Aug 11, 2022
    Feature Investigation: Automatically Detect Drift in your Data Over Time

    Feature Investigation: Automatically Detect Drift in your Data Over Time

    In this first blog post about Feature Investigation, learn about our highly efficient method for data drift detection and monitoring.
    Go to the profile of Ricardo Moreira
    Ricardo Moreira
    Aug 3, 2022
    Styling Altair Charts with the feedzai-altair-theme

    Styling Altair Charts with the feedzai-altair-theme

    Find out about Altair themes and a new Python package for Data Visualization with Altair.
    Go to the profile of João Palmeiro
    João Palmeiro
    Jun 8, 2022
    My Summer at Feedzai as a UX Designer Intern

    My Summer at Feedzai as a UX Designer Intern

    A story on how I became a UX Designer Intern and spent my summer working on rewarding projects. Learn about my journey from start to…
    Go to the profile of Laura Michalik
    Laura Michalik
    May 24, 2022
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