Tomas Ramirez

Senior Software Engineer with 10+ years of experience designing and delivering scalable, cloud-native distributed systems, with strong expertise in Node.js (TypeScript/ESM) and modern AWS serverless architecture including Lambda, API Gateway, Step Functions, SQS, EventBridge, DynamoDB, and S3. Experienced in building event-driven, asynchronous, and highly decoupled systems using queues, DLQs, and pub/sub messaging patterns to support high-throughput workloads and global-scale applications. Strong background in system design, infrastructure-as-code with AWS CDK, CI/CD automation using GitHub Actions, and production-grade observability with CloudWatch and OpenTelemetry. Proven ability to design resilient architectures, reduce technical debt, and implement secure, testable systems using Jest and BDD methodologies like Cucumber.