Lofhel/LOFHEL
Mar 2025 – Mar 2025
1 Month active
Languages Used
HTMLJavaScriptSQL
Technical Skills
Database DesignFront End DevelopmentHTMLJavaScriptSQL
JoaoVtC
PROFILE
Joaovtc
João Varaujo developed two foundational features for the Lofhel/LOFHEL repository, focusing on data-driven production optimization in the wine industry. He built a web-based financial calculator using HTML and JavaScript, enabling users to estimate production losses, potential savings, and annual returns based on the SELIC rate. Complementing this, João designed and implemented the initial SQL database schema, establishing core tables with appropriate keys, data types, and constraints to support scalable analytics. His work emphasized robust database design and front-end development, laying a stable groundwork for future enhancements while ensuring the application could support ROI analysis and risk assessment scenarios.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
4Total
Bugs
0
Commits
4
Features
2
Lines of code
379
Activity Months1
Your Network
47 people
Work History
March 2025
4 Commits • 2 Features
Mar 1, 2025March 2025 performance highlights for Lofhel/LOFHEL: Delivered two foundational capabilities for data-driven production optimization and scalable data management. Lofhel Financial Calculator: Web-based tool to estimate production losses (e.g., 27%), savings from proposed solutions (e.g., 5%), monthly and semi-annual loss scenarios, and annual returns based on the SELIC rate. Finalized in three commits: 165c7e8088ba59ea4d37719256f671dd36b2c4f3; c9e19d99341375391a49212ea64d44db8f2bc288; b6bd023d173aab29d3820596f77925683e85baf9. Lofhel Database Schema Initialization: SQL script to create the Lofhel database and core tables (CadastroEmpresa, sensor, vinho) with primary keys, data types, constraints, and defaults, establishing foundational data model. Commit: 0940f4bdef4fd501d8a5e55c6f125d90321c1fda. Overall impact: Enables ROI analysis, risk assessment for wine production, and scalable analytics; solid foundation for future features. Technologies demonstrated: Web-based calculator development, SQL database design, data modeling, constraints/defaults, and disciplined version control.
4 Commits • 2 Features
Mar 1, 2025March 2025 performance highlights for Lofhel/LOFHEL: Delivered two foundational capabilities for data-driven production optimization and scalable data management. Lofhel Financial Calculator: Web-based tool to estimate production losses (e.g., 27%), savings from proposed solutions (e.g., 5%), monthly and semi-annual loss scenarios, and annual returns based on the SELIC rate. Finalized in three commits: 165c7e8088ba59ea4d37719256f671dd36b2c4f3; c9e19d99341375391a49212ea64d44db8f2bc288; b6bd023d173aab29d3820596f77925683e85baf9. Lofhel Database Schema Initialization: SQL script to create the Lofhel database and core tables (CadastroEmpresa, sensor, vinho) with primary keys, data types, constraints, and defaults, establishing foundational data model. Commit: 0940f4bdef4fd501d8a5e55c6f125d90321c1fda. Overall impact: Enables ROI analysis, risk assessment for wine production, and scalable analytics; solid foundation for future features. Technologies demonstrated: Web-based calculator development, SQL database design, data modeling, constraints/defaults, and disciplined version control.
March 2025
Activity
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Quality Metrics
Correctness85.0%
Maintainability85.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
HTMLJavaScriptSQL
Technical Skills
Database DesignFront End DevelopmentHTMLJavaScriptSQL
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