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Bernardo Lago
Mentor
Rising Codementor
US$8.00
For every 15 mins
ABOUT ME
Data Scientist
Data Scientist
Data Scientist with 4 years of experience in Machine Learning, Backend Development, and data analysis.
I also co-founded a startup that teaches data science to beginners, where I designed course structures and supported 300+ students. I excel at quickly transforming data into actionable business solutions, always aiming for fast and efficient results.
With a solid background in Python, SQL, PyTorch, and other key market tools, I have a track record of delivering high-impact projects in e-commerce and startups. I'm ready to help your project move forward with effective and innovative solutions, ensuring clear communication and fast deliveries.
Portuguese, English
Lisbon (+01:00)
Joined August 2020
EXPERTISE
5 years experience
Using Python as the main language to perform machine learning, combined with powerful libraries such as scikit-learn, Pandas and Numpy (...
Using Python as the main language to perform machine learning, combined with powerful libraries such as scikit-learn, Pandas and Numpy (among others)
4 years experience
Using predictive analytics to apply the machine learning techniques and algorithms to find applicable results to business.
Using predictive analytics to apply the machine learning techniques and algorithms to find applicable results to business.
5 years experience
SQL is the core of data collection, almost all the time there is a project I'm developing or consulting, I have to use SQL to make querie...
SQL is the core of data collection, almost all the time there is a project I'm developing or consulting, I have to use SQL to make queries to collect data.
4 years experience
There is no machine learning without statistics. You have to understand what's happening in order to improve your models. I have an ongoi...
There is no machine learning without statistics. You have to understand what's happening in order to improve your models. I have an ongoing Masters in Statistics and Information Management.
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SOCIAL PRESENCE
EMPLOYMENTS
Senior Data Scientis
NielsenIQ
2022-07-01-Present
I’m a Senior Data Scientist at NielsenIQ, working on the European market applying solid methodologies to project e-Commerce data on EU...
I’m a Senior Data Scientist at NielsenIQ, working on the European market applying solid methodologies to project e-Commerce data on EU top 12 countries and overcome the challenges of the project.
Python
SQL
NumPy
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Python
SQL
NumPy
Pandas
Machine learning
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Founder
Let's Data
2021-02-01-Present
Let's Data is an online company focused on providing content to leverage the career of our audience. Our main product is a full c...
Let's Data is an online company focused on providing content to leverage the career of our audience. Our main product is a full course on Data Science, with everything SQL, Python, Statistics, EDA, Machine Learning algorithms, related to Data Science. It is project-based. In our course there are a total of 6 projects: EDA, Classification, Regression, PCA, Clustering and Neural Networks.
My role is helping students with tutoring in their projects, and since we are a small startup, I also take care of our online presence, marketing strategies and decisions and video editing.
We also have a podcast where we have experts sharing their career paths and I'm one of the hosts.
Python
SQL
PostgreSQL
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Python
SQL
PostgreSQL
Matplotlib
Pandas
TensorFlow
XGBoost
PyTorch
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PROJECTS
FLIGHT DATA WEB SCRAPERView Project
2022
Personal project to create a database for a local project for Campolide neighborhood in Lisbon, Portugal, where the aircrafts fly above r...
Personal project to create a database for a local project for Campolide neighborhood in Lisbon, Portugal, where the aircrafts fly above right before landing. Due to the noise pollution, some local initiatives study these events to help and propose improvements for quality of living in Lisbon.
Python
Regex
Pandas
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Python
Regex
Pandas
Requests
Beautiful soup
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TOPIC MODELING BRAZILIAN E-COMMERCE REVIEWS
2020
Academic project using Topic Modeling algorithms to evaluate the reviews on the Brazilian E-Commerce website Olist, to find insights on t...
Academic project using Topic Modeling algorithms to evaluate the reviews on the Brazilian E-Commerce website Olist, to find insights on the data. Results show that most of the reviews refer to the product, and most negative feedback are related to issues during delivery.
Python
Regex
Pandas
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Python
Regex
Pandas
Nltk
Bs4
Scikit-learn
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