Jonatan Maria
Oracle APEX Developer & Oracle Analyst — building clean, data-driven tools with Oracle technologies.
Experienced professional with over 8 years in Oracle technologies, specializing in Oracle Fusion Cloud, APEX development, and database management. Currently leading Web3 infrastructure development while maintaining expertise in Oracle solutions.
What I Do
Specialized in Oracle technologies with expertise across multiple domains to deliver comprehensive database and application solutions.
Oracle Analyst
Designs, develops, and maintains application processes associated with the Oracle-based ERP systems, and Peoplesoft
Oracle APEX Developer
Design, implement, and maintain Oracle APEX applications. Creating attractive, responsive, and data-driven applications.
SQL Developer
Design, create and maintaining databases, including: Building databases and validating their stability and efficiency. Create program views, functions and stored procedures. Writing optimized SQL queries for integration with other applications.
Featured Portfolio
A selection of my latest projects showcasing Oracle technologies, database solutions, and application development expertise.
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Web3 Infrastructure Development
Led development of Web3 infrastructure supporting 15+ blockchains using POKT Network protocol. Combines blockchain expertise with Oracle development practices.
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Container Management System
Oracle APEX application for managing containers in economic zones with real-time tracking and reporting capabilities. This system streamlines container operations and provides comprehensive analytics for decision-making.
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HR Benefits Loading Application
Automated system for loading and managing employee benefits in Oracle Fusion HCM with integration to EPBCS. Streamlines benefit administration and reduces manual data entry.
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C2FO Platform Integration
ERP integration with C2FO platform for automated invoice processing and payment optimization. Enables dynamic discounting and improved cash flow management.