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Valeria OlmosVO

Valeria Olmos

Fraud Prevention Analyst

€200/day
Madrid, ES
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Valeria

  • Spanish

    Native or bilingual

  • English

    Conversational

Can work on-site
Madrid (up to 50km)

Experience

  • UaláColombia
    Operational and Fraud Risk Analyst
    BANKING AND INSURANCE
    September 2021 - April 2024 (2 years and 7 months)
    Bogotá, Colombia
    Analyze, review, monitor transactions and movements made by clients in the entity's ecosystem, using SQL to access data.

    Implementation of prevention rules in tools such as Mastercard Connect and Cybersource, based on analyses and patterns detected in transactions.

    Preparation of internal reports with the main management indicators and monitoring of transactional fraud in the entity's ecosystem.

    Automation of operational fraud processes through Python.

    Configuration of alerts based on patterns or anomalous behaviors in transactions.

    Management of fraud cases through Salesforce.

    Management of operational risk considering each of the stages (Identification, measurement, monitoring, and control) in the organization's different processes.

    Promote a risk culture within the organization.
  • PayULatam
    Merchant Monitoring Analyst
    E-COMMERCE
    June 2021 - September 2021 (3 months)
    Bogotá, Colombia
    Design strategies and processes to reduce negative balance rates that have occurred in some accounts processing with the PayU payment platform in different Latin American countries.

    Review of early alerts to reduce the risk of negative balances in accounts processing with PayU in Latin America.

    Analyze, review, and approve transfers requested by merchants associated with PayU in Latin America.

    Prepare internal reports with figures from the segments most affected by negative balances.
  • PayULatam
    Fraud Control Analyst
    E-COMMERCE
    October 2018 - June 2021 (2 years and 8 months)
    Bogotá, Colombia
    Design and implement strategies, processes, and rules to preventively manage fraud risk in transactions processed on the PayU LATAM payment platform, in different countries such as Mexico, Peru, Argentina, Colombia, and Chile.

    Responsible for the design of the strategy and the management of corporate transactional indicators (Approval rates, fraud, and manual review).

    Prepare and present figures and identified behaviors to clients for fraud prevention.

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