Oi/Telemar

Software Developer

August 2011 - March 2014 (2 years 8 months)

Belo Horizonte Area, Brazil

As a Software Developer, I worked with a legacy PHP structure and utilized EXTJS for the application interface.

Key Contributions

Application Migration

• Migrating an application from C# to PHP, ensuring a smooth transition and maintaining system functionality
• Preserving business logic and data integrity during the migration process

System Integration

• Developing integrations between internal systems to enhance operational efficiency
• Building bridges between disparate systems to improve data flow

Legacy System Modernization

• Working with legacy PHP structures while maintaining system stability
• Implementing modern practices within existing architectural constraints

Technical Environment

Frontend Development

• EXTJS for rich application interfaces
• Building responsive and interactive user experiences

Backend Development

• PHP for server-side logic and business processes
• Legacy system maintenance and enhancement

Database Management

• SQL Server as the primary database for managing and processing data effectively
• Optimizing queries and ensuring data consistency

Skills Developed

This role required:

• Adaptability - Working with legacy systems and modern requirements
• Problem-solving skills - Modernizing and integrating legacy systems seamlessly
• Cross-platform migration expertise - Successfully transitioning from C# to PHP

Key Technologies

• Frontend: EXTJS
• Backend: PHP, C# (legacy)
• Database: SQL Server
• Focus: Legacy system modernization, cross-platform migration, system integration