Hire the best Exploratory Data Analysis Freelancers in Brazil

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$7 hourly
Luis Gustavo L.
- 5.0/5
- (10 jobs)
🕵️‍♂️ Advanced Web Scraping with anti-bot techniques ⚙️ Scalable, optimized Python solutions 📊 Data Analysis for actionable insights 🚀 Quick, clear communication I’m a Python Developer with 3+ years of hands-on experience in advanced web scraping, automation, and data analysis. I specialize in overcoming complex scraping challenges and providing clean, organized data, as well as exploring, visualizing, and analyzing this data to uncover valuable insights for better decision-making. My Services: 🔹 Web Scraping & Automation: Selenium, Playwright, anti-bot methods, proxy rotation, captcha solving 🔹 Specialized Scraping: Real Estate (Zillow), Hotel bookings (Airbnb), Social Media (Instagram, Reddit), E-commerce (Amazon), Search Engines (Google) 🔹 Exploratory Data Analysis & Data Preprocessing: pandas, numpy, matplotlib, seaborn 🔹 SQL & Data Integration: Database manipulation with PostgreSQL 🔹 Machine Learning: Data preprocessing, predictive insights, sklearn Why You Should Hire Me: ⭐ High attention to detail for accurate, clean data ⭐ Experience with modern tools and frameworks ⭐ High-quality, error-free work ⭐ On-time delivery ⭐ Problem-solving expertise ⭐ Clear communication ⭐ Fast responses If you think we’d be a good match, feel free to message me and discuss your project!

Exploratory Data Analysis
Microsoft Excel
Seaborn
Matplotlib
SQL
Data Cleaning
Data Visualization
pandas
Beautiful Soup
Selenium
Data Entry
Automation
Data Mining
Web Scraping
Python
$20 hourly
Raquel Dourado C.
- 5.0/5
- (4 jobs)
💻 Specializing in data cleaning, data analysis, business insights, and strategic decision-making. 📈 Ready to turn your data into information? Let me help you find answers and make decisions. Why choose me? I bring diverse industry experience, having successfully navigated roles in various companies, showcasing adaptability, solution orientation, and creativity. My expertise lies in not only analyzing data but also translating insights into strategic business actions. ✅ Proficient in developing and presenting business reports and dashboards that drive strategic decision-making. ✅ Experienced in stakeholder management, ensuring that data solutions align with business objectives and deliver tangible business value. ✅ Strong data analysis skills using MS Excel, Power Query, Power Pivot, Power BI, and DAX. ✅ Knowledge of SQL and Python language. ✅ Kaggle Expert ✅ Creator of the R packages on CRAN: ahptopsis2n, sapevom ✅ Blog contributor on Medium

Exploratory Data Analysis
Microsoft Excel
Dashboard
Storytelling
Python
Microsoft Power BI
$20 hourly
Hugo S.
- 4.9/5
- (6 jobs)
I'm a Ph.D. student with degrees from some of the best universities and research institutes in Brazil. I have more than seven years of experience in conducting research, having already published in high-impact journals, like Science. I'm specialized in data analysis and visualization. My main skills are: - Data manipulation: clean and organize data to a ready-to-analyze state (including spatial data); - Data visualization: top-quality figures to communicate results (including interactive figures); - Exploratory analysis: explore data to understand the data, create insights and hypothesis; - Statistical inferences: make statistical inferences of different natures, by using modern techniques; - Prediction modeling: development of prediction and classification models; - Communication: Write technical and scientific documents in many formats (including reproducible reports); I perform all these tasks using a very consistent set of tools from the statistical programming language R. I am very careful to create readable and reproducible code, which is always a part of my products. To meet the deadlines, I use my knowledge of Project Management, keeping an organized working method to finish my projects efficiently. If you want high-quality products to meet your objectives, work with me!

Exploratory Data Analysis
Data Analysis
Machine Learning
Interactive Data Visualization
Statistics
Data Structures
Report Writing
R
Dashboard
Data Visualization
$50 hourly
Ananda R.
- 0.0/5
- (1 job)
If you are interested in increasing your business efficiency and productivity through automated, low-maintenance dashboards, I am here for you. With affordable services and quick deliveries, I’ll help your business achieve extraordinary results, even if you have unstructured and unclean data. You will have visibility of the main issues and will identify opportunities to reduce costs and increase revenue. In the process, if you’re interested, I can also teach you how to make the most of Power BI, its tools, and resources to analyze your data. I am a systems engineer who specializes in data science and analytics. I have experience working at big multinational companies and have worked with datasets across website users, people analytics, business, engineering, operations, quality, and supply chain. At The Coca-Cola Company, I won 1st place at the Global Data Analytics Challenge 2020. I have five years of experience working with Python, R, Alteryx, Tableau, Power BI, and SQL. I can help you improve your processes and consolidate your business data-driven culture by: 1 - Building efficient and easy-to-maintain dashboards with Power BI or Tableau. 2 - Investigating your datasets with Python or R to find insights and recommend practical solutions to help your decision-making process. My work style is detail-oriented, objective, and communicative. I will contact you to ask questions about the data and follow up on the project's progress to ensure I’m heading in the right direction. My projects are developed using best practices and focused on the client’s goals. Every project is unique, and I’ll craft a plan to harness the power of your data so that your business is able to reduce waste, cut down on expenses, and/or improve your processes and products.

Exploratory Data Analysis
Analytics
Microsoft Power BI Data Visualization
Insights Summary
Analytics Dashboard
Business Intelligence
Microsoft Excel
Data Analysis
Microsoft Power BI
Data Visualization
Data Analytics
Dashboard
SQL
Python
Statistical Analysis
$20 hourly
Antonio Cristiano C.
- 5.0/5
- (0 jobs)
I'm a Economics PhD turned data scientist. I have some experience in end to end data science projects, and I'm committed to deliver high value to the client while building more experience in the field. I have worked as a Data Scientist since April 2023 and I am currently pursuing a Masters Degree in the field.

Exploratory Data Analysis
Excel Macros
Microsoft Excel
Data Analytics
Data Analysis
SQL
XGBoost
Statistics
TensorFlow
Keras
Deep Learning
Machine Learning
Python
Data Science
Convolutional Neural Network
$60 hourly
Cain S.
- 0.0/5
- (0 jobs)
I am a professional Geologist (P.Geo) with over 17+ years of mining industry experience with companies including New Pacific Metals Corp., Golden Predator Mining & Iluka Resources with a focus on exploring for gold, silver, base metals, and mineral sands deposits within Canada, across South America, Australia and abroad. In addition, with possessing a tracked career in both project generation and project development work, I specialize in database management with a strong aptitude in structural geology, oriented drill core and data analytics. I possess considerable experience in Latin America, specifically Brazil where I was briefly Exploration Manager focusing on managing and expanding regional exploration for a mid tier producer. I was also a Senior Geologist for a junior explorer focusing on shear hosted gold mineralization and recently as a Project Geologist for a junior developer focusing on sedimentary hosted silver deposition within Bolivia. I am currently, a principal consultant at my own founded consultancy firm. I grew up in New Zealand and received a B.Sc. Hons from the University of Canterbury. In addition, I am a member in good standing as a P.Geo with Engineers and Geoscientists British Columbia (EGBC).

Exploratory Data Analysis
Safety Assessment
Core Data
Field Studies
Field-Map_test
Contract Management
Supervision
Project Management
Geology
Digital Mapping
Structural Analysis
3D Modeling Software
3D Modeling
Data Analysis
Database Management
$35 hourly
Luis M.
- 0.0/5
- (0 jobs)
I'm a QA Test Developer/Data Analyst, fast learner always seeking to get new skills. Experienced with black box tests, functional, exploratory, regression, confirmation and network tests for mobile devices in Android and Tizen platform. also performed tests in web products. Worked at SIDIA - Samsung Institute where I could develop my software testing skills and get 2 certifications CTFL and CTAL-TA from ISTQB. Currently working at Eldorado Institute of Research acting as Software Analyst managing user trial programs for Mobile devices. Recently started automation tests studies and programming language in Python and looking forward to starting the path to automation tests and getting more experience in the area I've started working with which became one of my passions in life.

Exploratory Data Analysis
Test Development
Test Case Design
Scrum
DevOps
SQL
Google Sheets
Looker Studio
Exploratory Testing
Python
Data Analysis
App Usability Analysis
Usability Testing
Performance Testing
Manual Testing
$45 hourly
Natan A.
- 0.0/5
- (0 jobs)
Data Analyst with 4 years of extensive experience in providing end-to-end analytics solutions through data collection, processing, analysis, and visualization. Proficient in monitoring data systems and optimizing processes, using statistics techniques for improved accuracy and efficiency. Guided by the pillars of honesty and the relentless pursuit of improvement. Committed to continuous growth and high performance in every area of life. Dedicated and fervent learner on the lifetime quest of polymathy. Deeply inspired by challenges that push my limits. Values excellence, authonomy, learning, flexibility, in-depth and meticulous work coupled with a solid long-term vision. Technologies: • Python | Pandas | Matplotlib | SQL | MySQL | PostgreSQL | BigQuery | Snowflake • Power BI | Tableau | Looker | Amplitude | Mixpanel | Figma • DataGrip | VSCode | Git | Github • Microsoft Excel | Google Sheets | DAX • Pivot Tables | Pivot Charts | Power Query • JIRA | Confluence

Exploratory Data Analysis
pandas
Python
Microsoft Power BI
SQL
Data Warehousing
ETL
Data Extraction
Data Visualization
Data Analytics
Business Intelligence
A/B Testing
Statistical Analysis
Data Cleaning
Data Analysis
$70 hourly
Karen A.
- 0.0/5
- (0 jobs)
I transform data into strategic insights to optimize processes and drive results. With over five years of experience in Business Intelligence, I specialize in data analysis, statistical modeling, and developing data-driven solutions for more accurate decision-making. Key Skills: • Development of interactive dashboards and report automation using Power BI, SQL, and Python. • Data modeling for BI, predictive analysis, and KPI optimization. • Business performance monitoring and identification of improvement opportunities. • BI project management and implementation of data-driven solutions.

Exploratory Data Analysis
SQL
Data Analysis Consultation
Business Intelligence
Business Consulting
Business Analysis
Business Report
Business
Microsoft Power BI
API Integration
Data Analytics
Analytics Dashboard
Data Analysis
Strategy
$20 hourly
Felipe S.
- 0.0/5
- (0 jobs)
Curious data analyst, who loves digging through data to generate questions. Among the main tasks I did were A/B Testing, Exploratory Analysis and dashboards, both in marketing data, communications optimization and consumption patterns.

Exploratory Data Analysis
Looker Studio
Microsoft Power BI
Databricks Platform
Test Results & Analysis
Data Analysis
A/B Testing
BigQuery
SQL
$25 hourly
Joao Pedro D.
- 0.0/5
- (0 jobs)
I’m an agricultural engineer with solid experience in animal science research, specializing in data collection, extraction, analysis, visualization, and reporting. Whether you need support improving your research project, organizing and analyzing your data, creating clear and impactful visualizations, or refining your academic writing, I’m here to help. I work primarily in R, using Quarto for dynamic and reproducible reports, and I’m also highly proficient in Microsoft Office tools. I offer full project support—from initial planning to final delivery—with a strong focus on quality and communication. Clear, regular communication is a priority for me, so let’s stay connected throughout your project.

Exploratory Data Analysis
Observational Data Analysis
Scientific Research
Research Paper Writing
Research Papers
Writing
PowerPoint Presentation
Microsoft Excel
Canva
R
Data Visualization
Analytical Presentation
Data Analysis
Agriculture & Mining
$3 hourly
Nilton G.
- 0.0/5
- (0 jobs)
Experienced in leveraging data science and machine learning techniques to extract insights and drive strategic decision-making. Proficient in analyzing and cleansing raw datasets, crafting compelling visualizations to convey findings effectively, and deploying targeted machine learning models. Complemented by a robust foundation in chemical sciences, holding a Bachelor's degree in Industrial Chemistry, a Master's degree in Physical Chemistry, and a Ph.D. in Science, all supported by over a decade of industry experience. Passionate about the intersection of data, statistics, and data science, with an unwavering commitment to continuous skill enhancement. Eagerly transitioning from a solid background in chemical sciences to the dynamic realm of data science, poised to make significant contributions in data-driven environments.

Exploratory Data Analysis
A/B Testing
Hypothesis Testing
Statistics
Statistical Infographic
Jupyter Notebook
Seaborn
Python Scikit-Learn
pandas
NumPy
Statistical Analysis
Data Cleaning
Machine Learning Model
Data Visualization Framework
Data Analysis
$18 hourly
Tales A.
- 0.0/5
- (0 jobs)
Hello! I am Tales and I am specialized in building machine learning models for deployment or inference using Python and PyTorch, designing Chatbots, and performing data mining and analysis. - AI-Powered Services I Offer: 🔹 Computer Vision – Object detection, OCR, and medical imaging analysis. 🔹 Natural Language Processing (NLP) – Chatbots, sentiment analysis, text classification, document summarization. 🔹 LLM & GPT Integration – Custom ChatGPT solutions via RAG, prompt engineering, OpenAI API, fine-tuning models. 🔹 Machine Learning Models – Descriptive and Predictive analytics, and time series forecasting. 🔹 Cloud AI Deployment – Scalable AI solutions on Azure and AWS. 🔧 Teck Stack: 🔹 Programming: Python, Linux, SQL, TensorFlow, PyTorch, OpenCV, Scikit-learn 🔹 Cloud & AI Services: Azure AI, AWS SageMaker, OpenAI API, Hugging Face - Let’s discuss how I can bring value to your business!

Exploratory Data Analysis
Microsoft Azure
Data Mining
Python Scikit-Learn
TensorFlow
PyTorch
Convolutional Neural Network
Natural Language Processing
Machine Learning
Python
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