Building secure and performant cloud-native applications with expertise in AWS, DevOps automation, and modern full-stack development. Skilled at bridging frontend and backend systems to deliver resilient user experiences and drive business value through cloud adoption.

Migration-focused blogging platform demonstrating Angular → Next.js transformation using Amazon Q Developer. Features automated code conversion, .amazonq/rules enforcement for consistent patterns, and modernized data layer with Prisma ORM + REST APIs.

Dual-interface security toolkit with a React-based UI and Python CLI for IAM policy validation. Integrates the AWS Access Analyzer API with a custom simulation engine to deliver:

• Real-time IAM misconfiguration detection
• Privilege escalation risk analysis
• Automated compliance reporting for enterprise governance

Full-stack serverless app built with Next.js 14 + AWS Amplify Gen 2. Provides real-time RSVP management, secure photo uploads with automatic thumbnail generation, and a full admin dashboard for event organizers.

🏁 AI-powered Formula 1 chatbot leveraging AWS Bedrock for intelligent racing insights, stats, and analysis. Demonstrates LLMOps workflows and AI/ML integration with cloud services.

Flight-tracking app with Auth0 device-based authentication + QR login. Built in Next.js and optimized for Raspberry Pi deployment via Docker. Streams real-time flight data with secure cross-device access.

• Cloud & Serverless: AWS (Lambda, Cognito, DynamoDB, S3, RDS, Amplify), Event-driven Architectures
• DevOps & Infrastructure: CI/CD pipelines, GitHub Actions, Docker, Infrastructure as Code (CloudFormation, CDK, Terraform)
• Security & Compliance: IAM, RBAC, MFA, Secure Authentication Flows, FERPA/COPPA compliance
• Full-Stack Development: React, Next.js, TypeScript, Node.js, REST APIs

Cloud & Infrastructure:

Development:

📄 Latest Article:
Amazon Q and IAM Access Analyzer: Catch Dangerous IAM Policies Early

🔗 Connect with me:
LinkedIn – cassiamelvin

Outside of work, I'm either hiking in the NC mountains (fall trails are my favorite 🍂) or cheering on my F1 drivers. As a proud Brazilian, Ayrton Senna remains my biggest inspiration both on and off the track.