Jonathan Araujo

Architected full-stack microservices using NodeJS, NestJS, and TypeScript to support scalable enterprise SaaS workloads across distributed cloud environments. Designed RESTful APIs and GraphQL gateways improving backend integration consistency across multiple product teams. Led migration of monolithic systems into containerized services using Docker and Kubernetes on AWS infrastructure. Optimized application performance through caching strategies, reducing backend latency in high-traffic services. Implemented CI/CD pipelines using GitHub Actions and AWS CodeDeploy for automated deployments and rollback safety. Collaborated with frontend engineers using React to deliver responsive, component-driven user interfaces. Introduced observability standards using logging and tracing tools to improve production debugging and reliability.

Architected distributed microservices on AWS EKS and Lambda supporting millions of API requests monthly while maintaining high availability and regulatory compliance. Led modernization of legacy monolithic services into event-driven platforms utilizing Kafka, DynamoDB, and Redis. Established infrastructure standards and automated CI/CD pipelines.

Developed scalable backend services using Java, NodeJS, and Python supporting enterprise-grade web applications. Built RESTful APIs consumed by React-based frontend systems with emphasis on performance and maintainability. Designed relational and NoSQL database schemas to support high-volume transactional workloads. Implemented authentication and authorization systems using JWT and OAuth2 standards. Worked with AWS services to deploy and maintain cloud-native applications with high availability. Participated in Agile development cycles, contributing to sprint planning, code reviews, and architecture discussions.