A
André Faria
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Espírito Santo, Brazil
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Résumé
Jobs
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- PSenior DeveloperPort of Itaqui – EMAPJan 2026 - Current (6 months)Spring Boot 3.x system handling 21M+ tons/semester at the largest public port in Maranhão. • Cut response time in critical planning operations by parallelizing Spring Boot endpoint calls with CompletableFuture. • Eliminated Oracle bottlenecks by rewriting queries guided by EXPLAIN PLAN on critical Spring Data JPA paths. Key Technologies: Java 17, Spring Boot 3.x, Spring Security OAuth2, Oracle, MapStruct, Caffeine Cache
- CSenior DeveloperCourt of Justice of Maranhão – TJMAJan 2026 - Current (6 months)Java EE + Angular system managing the full performance evaluation cycle for hundreds of public servants. • Optimized batch evaluation generation by rewriting Oracle PL/SQL packages and procedures with EXPLAIN PLAN analysis. Key Technologies: Java 8, Java EE 8, JAX-RS, Hibernate, Angular, Oracle PL/SQL, JasperReports
- PSenior DeveloperPD Case InformáticaJan 2025 - Current (1 year 6 months)Consulting firm allocated to large-scale Java + Spring Boot + Angular projects in energy, port logistics, and judiciary.
- CSenior DeveloperCEMIG – Minas Gerais Energy CompanyJan 2025 - Dec 2025 (1 year)• Reduced map loading time from 3 minutes to 2 seconds by replacing OpenLayers WFS vector rendering with WMS PNG tiles on GeoServer — eliminating the system's primary UX bottleneck. • Delivered the Complaints module end-to-end: Angular frontend (reactive forms, advanced filters) and Java/Spring backend (JAX-RS, JPA Specification) with role-based business rules. • Integrated SCI with Microsoft Dynamics CRM via corporate REST API, enabling the project approval workflow for the contracts team. Key Technologies: Java 8, Angular 11, Spring Security JWT, Spring Data JPA, Jersey, OpenLayers 6, GeoServer, Oracle, Active Directory, WildFly, Bamboo
- CFounder & Tech LeadCloudcon TecnologiaJan 2011 - Jan 2025 (14 years 1 month)Founder and technical lead specializing in high-scale custom software development. Responsible for end-to-end architecture and delivery of Java + Angular systems for enterprise clients, including Wine.com.br.
- MDeveloperMegaworkApr 2008 - Apr 2009 (1 year 1 month)• Developed POS-to-SAP Business One integration using Delphi frontend and VB.NET backend, ensuring continuous data synchronization between retail and ERP.
- ISenior DeveloperINFORVIXOct 2004 - Oct 2013 (9 years 1 month)• Architected and developed a complete multi-company ERP for industrial and commercial clients using Delphi with Java integrations. • Designed real-time industrial monitoring solutions with data collectors and mobile apps for field fraud detection. • Developed POS-to-ERP integrations using Delphi and VB.NET.
Education
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- FB.S. in Information SystemsFAESA University, Brazil
Projects (professional or personal)
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- SSmartCME – Healthcare System Modernization• Led the rewrite of a legacy hospital ERP (deployed in 20+ hospitals) to Java 17 + Spring Boot 3.x using Clean Architecture principles. • Engineered a multi-tenant module with full data isolation using URL path resolvers and JPA context — 20+ hospitals on a single cloud instance, eliminating per-customer dedicated infrastructure. Key Technologies: Java 17, Spring Boot 3.x, Spring Cloud, Spring Security JWT, Angular, SQL Server, Oracle, Redis, Docker, Flyway, MapStruct, OpenAPI
- WMiniWMSWine.com.br & CANTU (Wine Group)• Architected and delivered a decoupled WMS using a microservices stack (Spring Cloud, Eureka, Zuul), supporting Wine's growth to R$900M+/year in revenue over 7+ years as lead developer. • Implemented granular JWT access control integrated with Angular route guards and HTTP interceptors for multiple retail teams. • Managed the full logistics flow: invoice receipt, stock addressing, audited picking, inventory adjustments, and NF-e integrations.