Edgard Lorraine Messias

Open source & community

I develop and maintain open source projects used by developers and companies, focused on backend, integrations, and extensions for established tools.

• Creation and maintenance of plugins for the GLPI ecosystem, including authentication (SSO) and customization.
• Projects with real community adoption, including repositories with hundreds of users and dozens of contributors.
• Libraries and integrations for frameworks such as Yii, including database support for Firebird and Informix.
• VS Code extensions aimed at developer productivity.
• Active collaboration with the open source community through issues, pull requests, and documentation.

Socialcompany · Paraná, Brazil

I work on backend and fullstack solutions for the company and its clients, including systems that use AI and modern applications.

• Development of systems using AI applied to real business problems.
• Backend APIs and systems using NestJS, TypeORM, and PostgreSQL.
• Frontend development with React and shadcn/ui.
• Mobile app (Android and iOS) with Expo, TypeScript, and React.
• End-to-end solutions from backend to frontend, with a focus on integration and scalability.

Oral Sin Franchise · Paraná, Brazil

Led evolution of the franchisor’s core system, used by more than 400 dental clinics, focused on backend, integrations, and legacy modernization.

• Led migration of the legacy system to Laravel 7, improving structure and maintainability.
• Development and maintenance of business rules and critical APIs for clinic operations.
• Data integration with Power BI to support decision-making.
• Infrastructure migration and maintenance, improving stability and reliability.
• Monitoring and alerting with Zabbix to ensure system availability.

Móveis Romera Ltda. · Paraná, Brazil

Built systems and integrations to extend a legacy ERP, focused on backend, data, and process automation.

• PHP (Yii) systems for web reports integrated with the ERP (xHarbour).
• Integrations between internal systems and supporting tools.
• GLPI administration and customization, including plugin development.
• Process automation with tools such as Zabbix, WordPress, and MediaWiki.
• Data analysis and BI work (Sadig).