Data and AI
Data analysis, visualization and extraction with Python, SQL and Power BI, bringing generative AI into the process.
Professional portfolio
Leon Daniel
Correa
I work with data analysis, artificial intelligence, automation and integration, and digital products
Information Management student at UFU. I build interfaces and websites, support integrated systems and turn data into visualizations that help people make decisions.
Scroll to explore- Python
- SQL
- Power BI
- Excel
- React
- FastAPI
- DuckDB
- Gemini
- Flutter
- Kotlin
- AWS
- Git
- Java
01 / About
About me
I'm an Information Management student at the Federal University of Uberlândia, with experience in interface design, website development, technical support, systems integration, and data visualization and extraction.
- Interfaces and websites
- Technical support
- Systems integration
- Data visualization
- Data extraction
Systems and digital products
Interfaces, websites and systems integration, from day-to-day technical support to products that are live and in use.
02 / Projects
Featured projects
Published applications in real use, from raw data to interface. The videos show each project actually working.
Web app
Confere Agora
Web app that analyzes text, links and images to flag signs of misinformation before content is shared.
The problem
Helping people notice warning signs before sharing information, without replacing fact-checking agencies.
What it delivers
A short report with the risk level, main reason, signals found and next steps, downloadable as a PDF or image.
- Link checking
- Text extraction from images
- Local history
Data + AI
DataSense
Analyzes spreadsheets and tabular files, generating data profiles, quality audits, charts and analytical answers.
The problem
Data sitting in spreadsheets that doesn't quickly turn into answered questions, charts and decisions.
What it delivers
A dashboard with KPIs, monthly trends, rankings and a quality score, natural-language chat and a Power BI package.
- Quality audit
- Analytical chat
- PDF/PNG report
Brand website
Aroeiras Moda
Concept, design and full development of the brand's official website, with a clean, responsive interface and a good user experience.
The brand
A social and environmental impact business that brings together women and sewing to turn textile waste into new pieces.
What I did
The official website from scratch: visual identity on the web, a product showcase and simple navigation on mobile and desktop.
- Product showcase
- Responsive layout
- Simple navigation
Android app
Calcula CLT
Android simulator built with Flutter that clearly estimates Brazilian (CLT) severance pay, broken down item by item.
What it calculates
Salary balance, notice pay, prorated vacation + 1/3 and 13th salary, based on the last salary and time worked.
Built responsibly
Shows gross estimates and warns that the final amount depends on the contract, the collective agreement and the documents.
- Data stays on the device
- CLT calculations
- PDF export
03 / Experience
Professional experience
Support, systems integration, data and AI in practice. Each role highlights two main achievements.
Student Ambassador
Current
Generative AI content
Creating content that brings the university community closer to generative AI tools.
Hands-on AI challenges
Solving hands-on challenges with generative AI and applying the tools to real situations.
Technical Support and Systems Integration Intern
Pgfarma
Jan 2026 — Apr 2026
Systems integration
Advanced technical support, keeping the integration between systems running.
SQL queries
Writing and running SQL queries on databases.
Trainee Member
Data Lab · UFU Data Science and AI League
Dec 2025 — Feb 2026
Python and statistics
Hands-on projects involving Python and statistics.
Team innovation
Collaborative work in an innovation and artificial intelligence environment.
Corporate Financial Analyst
Enactus UFU
Sep 2025 — Feb 2026
Financial cycle
Managing the financial cycle and cash flow.
Data-driven projections
Implementing forecasting systems with management and data analysis.
04 / Skills
Technical skills
Tools I use every day, from data to development.
Data
05Development
0505 / Education
Education and certifications
A bachelor's degree, a specialization and ten certifications in data, AI, cloud and development.
Jun 2025 — Jun 2029
Bachelor's in Information Management
Federal University of Uberlândia
Management and administration of information technology.
Jun 2025 — Feb 2026
Specialization in Data Science
Alura
Focused on information technology, data analysis and management.
Certifications
10certifications completed
- Google Data Analytics Coursera View credential
- Data Science (G9) ONE Tech Foundation / Alura View credential
- AI Essentials Google
- Power BI Data Analyst (PL-300) Microsoft
- Applied Skills: Simplifying business workflows with AI chat Microsoft
- SQL for Data Science IBM
- CS50: Computer Science Federal University of Uberlândia
- Data Engineering Fundamentals Federal University of Uberlândia
- AWS Certified Cloud Practitioner
- Bootcamp: Full Stack Web Development
06 / Contact
Let's talk
I'm open to internship opportunities, web development projects and initiatives involving data, automation and systems integration.
Email
leondc789@gmail.com
LinkedIn
in/leon-daniel-correa