Fabiano Costa Gaetani

• Architected scalable AWS cloud solutions managing files >5GB using S3, Step Functions, and comprehensive workflow orchestration.
• Led modernization of legacy ColdFusion applications to Java/Angular architecture, improving maintainability and performance
• Established enterprise development standards for AWS architecture, security protocols, and CI/CD workflows
• Designed hybrid Kubernetes deployments across AWS EKS and on-premises environments.
• Implemented asynchronous processing systems using ActiveMQ and Activiti workflow engine.
• Created reusable Java libraries for multi-destination file uploads (FTP, S3, filesystem) with intelligent retry mechanisms.
• Developed high-performance REST APIs using Java, Spring Framework, and Oracle integration with domain-driven design.
• Established comprehensive monitoring infrastructure using AWS CloudWatch , splunk and Dynatrace with automated alerting.
• Participated in full SDLC including requirements analysis, technical documentation, database modeling, testing, and deployment Technologies and methodologies used by the employee in the project: AWS (S3, SQS, Fargate, VPC, Step Functions), Kubernetes, Java 21, Spring Suite, Oracle Database, Angular, Docker, JavaScript, Jenkins, Git, JUnit, Maven

• Architected and developed a serverless application on AWS using Lambda, API Gateway, Cognito, SQS, and SAM framework, storing/retrieving data from DynamoDB and PostgreSQL databases, creating a scalable back end that served multiple corporate apps.
• Tracked and reported new issues using GitHub issues.
• Designed and implemented a CI/CD pipeline using GitHub Actions, AWS SAM, and AWS CDK, enabling automated testing and deployment that releases the application while ensuring continuous synchronization between source code and development/production environments.
• Architected and implemented security infrastructure using AWS WAF and Shield to protect critical APIs against DDoS attacks and common vulnerabilities.
• Architected and implemented secure payment integrations across multiple providers, including Fortpoint, PagarMe, and Santander, adhering to strict security requirements and creating an abstraction layer that simplified the transaction.
• Implemented automated database schema management using Flyway within CI/CD pipelines, enabling version-controlled database migrations with reliable rollback capabilities.
• Architected and optimized AWS infrastructure aligned with business objectives, migrating to serverless technologies that reduced monthly cloud expenditures by 70% while enhancing performance and scalability.

Led development team for high-volume banking applications serving 700K+ users with 50K+ concurrent access capacity. Developed back-end application handling 2M+ investment transactions with Java 8

Architected company's PAAS infrastructure on OpenShift, supporting 17K employees across Brazil.

Interviewed candidates, organized training programs, and mentored development teams.

Designed systems capable of handling massive concurrent user loads for critical banking operations

Created comprehensive application for treatment management and medication scheduling.

Developed communication protocol enabling customers to print tracking labels directly to on-premises Zebra Printers

Built applications using Scala, NodeJs, MongoDB in a microservices architecture.

Received three special recognition awards for technical excellence and innovative solutions contributing to business growth.

Key Achievements:

• Cross-Platform Development: Designed high-performance JavaFX desktop applications, ported to Android tablets using JavaFXPorts
• Travel Industry Integration: Architected integration solutions with major travel supply channels (Sabre, Amadeus, Travelcorp) using EDIFACT.
• Automated Deployment: Implemented desktop application auto-update functionality and automated installation processes

Progressive roles across CI&T, Linknet Company, Indra Company, and Kemel Systems, contributing to government systems, hotel reservation platforms, and high-volume transaction processing.

Notable Achievements:

• Government Systems: Developed tax management systems processing 1.5TB monthly data for Rio de Janeiro State Government
• Hotel Integration: Built reservation systems integrated with major GDS platforms
• High-Volume Processing: Managed systems handling massive transaction volumes with 24-hour processing requirements