laura vieira

Data Scientist

ClearSale•  March 2024 - Present•  São Paulo, BR – Remote

Conducted studies and backtests for presales teams using statistical models, leading to improved client engagement and data-driven decision-making. Analyzed large datasets in collaboration with the data science team to uncover insights that shaped strategic directions. Improved data processing by migrating processes from SQL to PySpark within Databricks, reducing data extraction time from 3 hours to 10 minutes, significantly improving operational efficiency. Developed technical documentation for previously undocumented processes, simplifying knowledge transfer and onboarding.

Data Science Consultant

Freelance/Contractor•  October 2023 - March 2024•  São Paulo, BR – Remote

Processed and analyzed research data using Python, generating insights that informed diversity and inclusion strategies. Developed custom reports with actionable recommendations to enhance data-driven decisions across client projects. Applied advanced data analysis techniques to derive meaningful insights from complex datasets.

Data Science & Analytics Pre-sales Consultant

SAS•  May 2022 - January 2023•  São Paulo, BR – Remote

Presented tailored analytical solutions to clients, addressing diverse business challenges with SAS software. Partnered with sales teams to develop client-specific presentations, contributing to successful pre-sales outcomes. Acquired in-depth knowledge of the SAS analytical lifecycle, enabling effective communication of data capabilities to clients.

Data Analyst

ClearSale•  August 2020 - May 2022•  São Paulo, BR – Remote

Conducted model backtests for internal and external teams, providing insights that optimized fraud risk management strategies. Analyzed large databases to extract and interpret fraud management KPIs, improving fraud detection accuracy. Generated reports and analyses on online fraud behavior, identifying trends and recommending improvements for risk mitigation. Managed group analysis to detect fraud patterns, contributing to enhanced fraud detection and prevention.

Data Analyst

Magnetis Investimentos•  November 2018 - August 2020•  São Paulo, BR – Remote

Developed the company’s first 5 dashboards, enabling marketing and C-level to make data-driven decisions. Built and maintained acquisition reports and dashboards to support product and features releases performances. Conducted ad hoc analyses, delivering insights that informed product adjustments and marketing initiatives. Designed and evaluated A/B tests, providing data-backed recommendations that directly improved user engagement and conversion rate through the customer journey.

Marketing Analytics

TruckPad•  January 2018 - October 2018•  São Paulo, BR – Remote

Engaged directly with key clients in the logistics sector, understanding their challenges and providing innovative solutions. Boosted lead generation for a major client from 300 to 900 leads in 5 months through strategic A/B testing. Designed and optimized customer journeys, improving campaign performance through in-depth analysis. Produced business intelligence reports and dashboards to deliver actionable insights to partners.