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Rafael Martello Email & Phone Number
Cientista de dados sênior
at
A3Data
1 work email found
@unochapeco.edu.br
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Cientista de dados sênior
Location
Concórdia, Santa Catarina, Brazil
Company size
Who is Rafael Martello? Overview
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Quick answer
Rafael Martello is listed as Cientista de dados sênior at A3Data, a company with 146 employees, based in Concórdia, Santa Catarina, Brazil. AeroLeads shows a work email signal at unochapeco.edu.br and a matched LinkedIn profile for Rafael Martello.
Rafael Martello previously worked as senior data scientist at A3Data and Analista de Performance Comercial Sênior at Sicoob. Rafael Martello holds Phd, Chemical Engineering from Universidade Federal Do Rio Grande Do Sul.
Company email context
Email format at A3Data
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{first}@unochapeco.edu.br
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AeroLeads found 1 current-domain work email signal for Rafael Martello. Compare company email patterns before reaching out.
Profile bio
About Rafael Martello
Fueled by passion and driven by challenges, I am Rafael Martello, a data scientist passionate about the world of data and its boundless applications. Throughout my journey, I had the privilege of doing my Ph.D. in chemical engineering, with a focus on the incredible field of data science. I conducted research aimed at improving neural networks through the development of new mathematical functions for weight optimization and neuron pruning, as well as co-guiding undergraduate theses in computer vision and soft-sensors.I embrace challenges as invitations to reimagine concepts and craft new solutions. My skills in Python, PySpark, SQL, and Power BI are the tools that translate audacious ideas into tangible reality. Leveraging libraries like Pandas, Numpy, SciPy, StatsModels, Matplotlib, Seaborn, Plotly, scikit-learn, TensorFlow, PyTorch, Optuna, PyCaret, MLflow, DVC, and pytest, I have the ability to shape ideas and extract insights from raw data. Just as a chemical engineer refines crude oil into fuel, my craft is transforming data into powerful insights.I believe that innovation flourishes in collaborative environments. I have had the honor of collaborating with brilliant minds and leading a data science team. I participated in the development of predictive models, automations, and process enhancements, particularly in the realm of people analytics. I stood out by implementing machine learning processes for turnover prediction, utilizing classification, regression, and clustering techniques. These efforts assisted managers in making strategic decisions, identifying root causes and risk groups, resulting in reduced turnover in various companies.I am constantly seeking ways to enhance and innovate, channeling my creativity to tackle the challenges of the data world and craft impactful solutions. Let's connect, exchange ideas, and unite efforts to collaboratively create something truly extraordinary!
Listed skills include Microsoft Excel, Microsoft Word, Microsoft Office, Microsoft Powerpoint, and 3 others.
Current workplace
Rafael Martello's current company
Company context helps verify the profile and gives searchers a useful next step.
A3Data
7 roles
Rafael Martello work experience
A career timeline built from the work history available for this profile.
Senior Data Scientist
Current
Jun 2024 - Present
Analista De Performance Comercial Sênior
Analisar, agrupar, explorar e transformar informações para descobrir estratégias para modernizar, melhorar e alavancar os negócios;Identificar riscos, oportunidades e gerar valor ao negócio, por meio da interpretação e disponibilização de dados;Utilizar metodologias e técnicas de modelagem estatística e/ou Machine Learning para a avaliação de dados de.
Oct 2023 - Jun 2024
Chapter Leader - Sr. Data Scientist
Responsible for driving data analysis projects and using advanced data mining and machine learning techniques to extract valuable insights and information from large datasets, with the objective is to help the company make the most of the data to improve decision making. decisions, increase efficiency and create value for the business. Some of the.
Jan 2023 - Oct 2023
Data Scientist
Responsible for driving data analysis projects and using advanced data mining and machine learning techniques to extract valuable insights and information from large datasets. Some of the activities include:- Processing and cleaning of large datasets.- Exploratory data analysis to identify patterns and trends.- Development and deployment of machine.
Nov 2021 - Feb 2023
Student Mentor/Intern
As a student mentor of disciplines of algorithms and programming I and II, I was responsible for assisting professors in their classes, guiding students and helping to ensure that academic activities were carried out efficiently. Some common activities include:- Help prepare and organize classes and teaching materials.- Assist students during classes.
Apr 2014 - Apr 2016
Apprentice In It Support
Digisat Tecnologia Ltda.
Database conversions and customer service.
May 2011 - Oct 2011
Team & coworkers
Colleagues at A3Data
Other employees you can reach at a3data.com.br. View company contacts for 146 employees →
NB
Natalia Bonotto
Colleague at A3DataCuritiba, Paraná, Brazil, Brazil
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CG
Cristiane Gerbasi
Colleague at A3DataRibeirão Preto, São Paulo, Brazil, Brazil
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JW
José Wadson Oliveira Silva
Colleague at A3DataDublin, County Dublin, Ireland, Ireland
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AP
Anderson Pinheiro Cavalcanti
Colleague at A3DataRecife, Pernambuco, Brazil, Brazil
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GJ
Gustavo Jota Resende
Colleague at A3DataBelo Horizonte, Minas Gerais, Brazil, Brazil
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MA
Mateus Assis
Colleague at A3DataNatal, Rio Grande Do Norte, Brazil, Brazil
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LL
Lucas Lima
Colleague at A3DataJoão Pessoa, Paraíba, Brazil, Brazil
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IM
Israel Melo
Colleague at A3DataCajazeiras, Paraíba, Brazil, Brazil
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RC
Rafael Chiesquini
Colleague at A3DataCariacica, Espírito Santo, Brazil, Brazil
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AC
A3Data Comercial
Colleague at A3DataBelo Horizonte, Minas Gerais, Brazil, Brazil
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Natalia Bonotto
Colleague at A3DataCuritiba, Paraná, Brazil, Brazil
View →
CG
Cristiane Gerbasi
Colleague at A3DataRibeirão Preto, São Paulo, Brazil, Brazil
View →
JW
José Wadson Oliveira Silva
Colleague at A3DataDublin, County Dublin, Ireland, Ireland
View →
AP
Anderson Pinheiro Cavalcanti
Colleague at A3DataRecife, Pernambuco, Brazil, Brazil
View →
GJ
Gustavo Jota Resende
Colleague at A3DataBelo Horizonte, Minas Gerais, Brazil, Brazil
View →
MA
Mateus Assis
Colleague at A3DataNatal, Rio Grande Do Norte, Brazil, Brazil
View →
LL
Lucas Lima
Colleague at A3DataJoão Pessoa, Paraíba, Brazil, Brazil
View →
IM
Israel Melo
Colleague at A3DataCajazeiras, Paraíba, Brazil, Brazil
View →
RC
Rafael Chiesquini
Colleague at A3DataCariacica, Espírito Santo, Brazil, Brazil
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AC
A3Data Comercial
Colleague at A3DataBelo Horizonte, Minas Gerais, Brazil, Brazil
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5 education records
Rafael Martello education
Phd, Chemical Engineering
Academia Qads - Ciência De Dados
Specialization, Data Science And Big Data Analytics, 9,5
Master'S Degree, Environmental Sciences, A
B.Sc., Chemical Engineering, 8.06
FAQ
Frequently asked questions about Rafael Martello
Quick answers generated from the profile data available on this page.
What company does Rafael Martello work for?
Rafael Martello works for A3Data.
What is Rafael Martello's role at A3Data?
Rafael Martello is listed as Cientista de dados sênior at A3Data.
What is Rafael Martello's email address?
AeroLeads has found 1 work email signal at @unochapeco.edu.br for Rafael Martello at A3Data.
Where is Rafael Martello based?
Rafael Martello is based in Concórdia, Santa Catarina, Brazil while working with A3Data.
What companies has Rafael Martello worked for?
Rafael Martello has worked for A3Data, Sicoob, Minehr | People Analytics, Unochapecó - Universidade Comunitária Da Região De Chapecó, and Digisat Tecnologia Ltda..
Who are Rafael Martello's colleagues at A3Data?
Rafael Martello's colleagues at A3Data include Natalia Bonotto, Cristiane Gerbasi, José Wadson Oliveira Silva, Anderson Pinheiro Cavalcanti, and Gustavo Jota Resende.
How can I contact Rafael Martello?
You can use AeroLeads to view verified contact signals for Rafael Martello at A3Data, including work email, phone, and LinkedIn data when available.
What schools did Rafael Martello attend?
Rafael Martello holds Phd, Chemical Engineering from Universidade Federal Do Rio Grande Do Sul.
What skills is Rafael Martello known for?
Rafael Martello is listed with skills including Microsoft Excel, Microsoft Word, Microsoft Office, Microsoft Powerpoint, 5S, Engenharia, and Seis Sigma.
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