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Marina Passos

Marina Passos

Senior Analyst



My Portfolio Highlights

My New Project

Introduction to DataCamp Projects

My New Course

Introduction to Python

Insightful puzzle solver, piecing together data fragments to reveal the big picture.

My Work

Take a look at my latest work.


Understanding Data Science


Introduction to Python


Intermediate Python

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

TRACTIAN | Nov 2023 - Present

Senior Analytics Engineer


XP Inc. | Nov 2022 - Oct 2023

Analytics Engineer


XP Inc. | Nov 2021 - Nov 2022

Business Analyst


XP Inc. | May 2021 - Nov 2021

Client Report Analyst

As a Client Report Analyst at MFO, I was responsible for analyzing processes in search of opportunities for improvement through automation. My responsibilities included data processing using SQL, Power Query and Python, as well as process automation using low-code platforms such as Uipath and Power Automate or Python. I also created dashboards using Power BI and introduced agile methodologies in project management in the area. Additionally, I trained the team in Python and other technologies of interest.
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QUALITY | Mar 2021 - May 2021

Analista de Business Inteligence

As a Business Intelligence Analyst at Quality, I was responsible for creating operation monitoring dashboards and data modeling for pricing the company’s service. As part of the Quality Data Science team, I supported other business areas in visualizing their data. In addition, I was directly linked to the Strategic Planning area, where projects to be implemented throughout the company arise.

Motorola Mobility (a Lenovo Company) | Feb 2019 - Feb 2021

Service Operations Analyst

As a Service Operations Analyst, I was responsible for monitoring legal cases in the Service area, with a focus on real cause analysis and the creation of action plans. My responsibilities included analyzing legal costs, calculating variable payments for assistance according to performance and financial metrics monitoring, and creating dashboards and training the team to work with BI tools. During my time monitoring legal escalations, I was able to create Dashboards that identified the main causes that led consumers to take legal action. By creating and implementing focused plans with our suppliers, we were able to reduce legal escalations. In addition, by doing a financial impact analysis to decide our warranty policies, I was able to reduce the average cost of the case.

Motorola Mobility (a Lenovo Company) | Jul 2017 - Feb 2019

Services intern

Internship within the Service area of Motorola. • Monitoring of area indicators for Brazil and Europe; • Organization of events and relationship with suppliers; • Statistical analysis of consumer satisfaction surveys using data analytics techniques; I created a metric that measures the cost-benefit ratio of the supplier’s services and the quality of the service provided to customers. By using this KPI, we created an incentive plan to pay a success fee to our suppliers. This KPI is still in use and is the main strategic KPI in Service Operation.

FEJESP | Jan 2008 - Jan 2008

Diretora jurídico-administrativo e financeira

Diretora administrativo-financeira de FEJESP - Federação das Empresas Juniores do estado de SP.

My Education

Take a look at my formal education

Curso Superior de Tecnologia (CST), Banco de Dados Data Science Big Data & BIFIAP | 2023
Bachelor's degree, EconomicsUniversidade Estadual de Campinas | 2020
Graduação, FísicaUniversidade Estadual de Campinas | 2008

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