Samuel Ruiz 👋

Senior Software Engineer with 7+ years of experience designing and delivering scalable, cloud-native, and AI-driven solutions. Specialized in Node.js, TypeScript, JavaScript, and full-stack development using MERN / MEAN stacks, serverless architectures, and AWS cloud services. Proven expertise in backend engineering, microservices, event-driven systems, and domain-driven design (DDD), building high-performance APIs and automation pipelines that reduce costs, improve reliability, and scale business operations. Strong background in AWS Lambda, CloudFormation, Bedrock, SageMaker, SQS/SNS, CI/CD pipelines, and DevOps best practices, with hands-on experience integrating multi-cloud environments (AWS, Azure, GCP, Oracle). Work Status : https://codexmaker.xyz/ Experienced in AI and LLM workflows, including model fine-tuning, inference optimization, observability (Langfuse), and automation using LangChain, n8n, and modern ML tools. Solid frontend experience with React, Next.js, Angular, state management (Redux Toolkit, Zustand), and performance optimization, collaborating closely with product and UX teams in Agile / Scrum environments. Passionate about building clean architectures, applying design patterns that save time and resources, mentoring teams, and continuously adapting to new technical challenges while delivering measurable business impact.