Paulo – .NET, React, Typescript

A cloud-based integration platform that connects a thesis management solution with leading Learning Management Systems, including Canvas, Brightspace, Moodle, and Blackboard. The platform enables secure, scalable, and multi-tenant data exchange for higher education institutions, supporting configurable data mapping, validation workflows, and reliable synchronization across learning environments.

• Designed and implemented cloud-native integration services using .NET, C#, Azure Functions, Azure Service Bus, Azure SQL, and AKS;
• Contributed to the multi-tenant integration architecture, including mapping configuration, transformation rules, validation workflows, and tenant-specific data handling;
• Worked with Azure Key Vault, App Configuration, Application Insights, and Azure DevOps to support secure configuration, observability, deployment, and troubleshooting across environments;
• Introduced AI-assisted development practices using Claude Code and ChatGPT to accelerate prototyping, reduce repetitive development tasks, and improve engineering productivity;
• Provided technical leadership through architecture discussions, code reviews, mentoring, sprint planning, and cross-functional collaboration while remaining hands-on in implementation.

A web-based business management platform integrated with QuickBooks to streamline financial operations and support reliable accounting workflows. The platform enables efficient data synchronization, invoice processing, and backend business operations while improving stability and reducing manual effort for end users.

• Implemented backend features, optimized performance, and resolved bugs in a management platform integrated with QuickBooks;
• Developed and maintained a Windows Forms automation tool to export invoices from a client portal to QuickBooks Desktop, including validation, error handling, and workflow automation;
• Collaborated with the team using Scrum practices, unit testing, and API-driven development to improve system reliability and maintainability.

A suite of enterprise applications supporting internal business operations and evolving product requirements. The project focused on improving system performance, reliability, and maintainability while enabling distributed engineering teams to deliver stable software through effective technical coordination and continuous improvement.

• Led technical improvements across applications and infrastructure, identifying critical issues and coordinating remediation strategies;
• Improved team execution by refining tickets, guiding architectural discussions, and facilitating Agile ceremonies;
• Collaborated asynchronously with developers in Eastern Europe to align priorities, maintain delivery quality, and support reliable project execution.

A billing platform supporting revenue-critical payment processing and invoicing workflows. The project focused on maintaining the accuracy and reliability of billing operations while modernizing legacy integrations and improving monitoring, troubleshooting, and operational visibility across financial systems.

• Resolved critical issues in a billing process responsible for late and returned payment fee calculations, improving system accuracy and reliability;
• Contributed to modernizing a legacy Salesforce-integrated direct invoice application by upgrading API versions under a tight deadline;
• Used Splunk, Dynatrace, Salesforce, and Zuora to monitor processes, troubleshoot issues, and identify risks impacting billing operations.

A centralized authentication and authorization platform providing secure identity management across multiple company products. The platform enabled user authentication, account activation, two-factor authentication, and API-based integration for internal teams while supporting secure and reliable access management.

• Implemented new features and resolved issues in an authentication and authorization platform supporting multiple products;
• Supported internal teams integrating with the API and helped troubleshoot customer issues related to login, account activation, and two-factor authentication;
• Collaborated with product teams to estimate, refine, and prioritize work using Agile delivery practices.