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Reyes User

@reyesuser

I build production AI agents, cloud platforms, and enterprise software.

Mexico
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At Multiplica Talent, I delivered conversational and non-conversational AI solutions from frontend through production operations. I built agentic workflows with LangGraph and LangChain, integrating Gemini, Claude, and OpenAI-compatible APIs for assistants, automation, and document workflows.

I designed MCP integrations for Google Workspace services and added OAuth-based access controls, Langfuse tracing, evaluations, and observability. I also automated workflows with n8n and deployed services on GCP Cloud Run using Docker, PostgreSQL, CI/CD, JWT, and role-based permissions.

Previously at G-Global and Bali Express, I built full-stack applications, microservices, logistics tooling, and operational systems with React, Node.js, Python, GraphQL, GCP, and AWS. My work included Vertex AI, BigQuery, Document AI, document and image processing, transportation-route analysis, and enterprise platforms for HR, payroll, CRM, invoicing, reporting, and dashboards.

Earlier, I developed software for Samsung Smart TVs and Android applications, supported international clients, and delivered enterprise web and database solutions. I bring more than nine years of experience building practical software across AI, cloud, DevOps, and full-stack engineering.

Experience

Work history, roles, and key accomplishments

MT

Full Stack AI Engineer

Multiplica Talent

Oct 2025 - Aug 2026 (10 months)

Architected and delivered conversational and non-conversational AI solutions from frontend through backend, integrations, deployment, and production operations. Designed agentic and multi-agent workflows with LangGraph/LangChain, including specialized agents, routing/handoffs, tool calling, shared context, memory, RAG, structured outputs, and failure handling.

BE

Programmer Analyst / DevOps

Bali Express

Feb 2021 - Jan 2025 (3 years 11 months)

Designed and implemented enterprise applications and microservices on GCP and AWS using React.js, Node.js, Python, GraphQL/Hasura, Docker, and Clean Architecture. Applied Vertex AI and BigQuery to operational and logistics data analysis, and trained Google Cloud Document AI models for document understanding and structured data extraction.

SC

Software Development Engineer

Samsung S.A. de C.V.

Apr 2018 - Sep 2020 (2 years 5 months)

Developed and supported applications for Samsung Smart TVs (Tizen) using JavaScript and web technologies. Implemented and maintained Android applications in Java and provided technical support to international clients including HBO and Cinepolis Klic.

HS

Software Development Engineer

HITSS (High-Performance IT Solutions & Services)

Mar 2016 - Apr 2018 (2 years 1 month)

Designed databases and developed features, views, and reporting capabilities for enterprise applications. Introduced technologies into existing and new systems and modeled business processes using BPMN.

HC

Web Developer - Professional Project

Honda Optima Tijuana S.A. de C.V.

Jan 2016 - Mar 2016 (2 months)

Developed a web-based Human Resources system, including database design and normalization. Configured the local server, deployed the application, and provided technical support to end users.

Education

Degrees, certifications, and relevant coursework

UT

Universidad Tecnologica de Tijuana

B.Eng., Information and Communication Technologies

Pursued a Bachelor of Engineering in Information and Communication Technologies.

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