Rudolph R De Arco

Architected and implemented cloud-based solutions for various clients using MERN and .NET Core stacks hosted on AWS leveraging Serverless technologies, CloudFront, S3, API Gateway, Lambda, Step Functions, and Terraform. Led development of telecom network trading platform APIs migrating from Java to Node.js integrated with Aurora MySQL and Elasticsearch. Developed healthcare call log solution integrated with Twilio and AWS streaming architecture. Automated CI/CD with GitHub workflows and managed infrastructure as code through Terraform and CloudFormation.

Led modernization initiative migrating legacy applications to cloud-optimized ReactJS with Redux Toolkit and Harmony UI for enhanced UX consistency. Utilized AI-powered tools like Cursor and Claude to speed coding and refactoring, improving delivery velocity and reducing technical debt. Designed a modular front-end/backend architecture enabling scalable deployments on AWS cloud. Rebuilt data dashboards using ReactJS and integrated advanced graph visualizations with Re:Graph. Redesigned backend with AWS API Gateway and Lambda for latency reduction and cost savings. Integrated dual-LLM AI chatbots (OpenAI and Claude) via LangChain and Amazon Bedrock to deliver intelligent, compliant interactions for federal health platforms.

Supported serverless migration projects for healthcare clients using AWS Lambda, API Gateway, DynamoDB, and CloudFormation. Developed multi-stack applications including MERN and MEAN with Next.js, Node.js, JavaScript/TypeScript, and integrated Adobe Analytics. Built consent and partner portal applications with Material UI, Redux/Thunk, and Angular Material. Enhanced DevOps teams by implementing CI/CD pipelines using GitLab Runner and Terraform and ensured code quality through rigorous reviews and Agile methodologies.