About Me

AI & full-stack engineer building reliable LLM systems, voice agents, and automations that ship to production. Specialized in RAG, tool/agent orchestration, and cloud microservices. Strong focus on latency, quality evals, and cost control.

LLMs & RAG

GPT-4/ClaudeLangChainPineconeWeaviateEmbeddings

Full-Stack

TypeScriptReactNext.jsNestJSPythonFlask

Voice AI

WhisperElevenLabsTwilioReal-time STT/TTS

Infrastructure

AWSAzureDockerGitHub ActionsCI/CD

Selected Highlights

  • Voice agent containment up to ~68% with safe handoff & transcripts to CRM
  • Stripe→QuickBooks payout fee reconciliation; month-end variance $0 across tested months
  • RAG evaluation harness with retrieval@k/factuality checks and regression suites

Experience

Click to expand/collapse

Lead AI Engineer

Current

9Vectors

2024 - PresentRemote

Leading AI platform development and engineering team operations.

  • Creating, maintaining, and debugging 4 AI platforms end-to-end
  • Architecting RAG systems with LangChain, Pinecone, and custom embeddings
  • Building autonomous agents with tool-calling and multi-step reasoning
  • Implementing voice AI systems with real-time conversation capabilities
  • Establishing MLOps practices: CI/CD, monitoring, and evaluation pipelines
LangChainPineconeOpenAIWhisperPythonTypeScript

Artificial Intelligence Engineer

Current

Shining Image Of Texas, Inc.

Jul 2025 - PresentAustin, TX (Remote)

Designing and shipping production AI systems including voice agents and RAG stacks.

  • Designed & shipped voice agents (Twilio/Whisper/LLM) with transcripts → CRM and safe human handoff
  • Built RAG stacks (Pinecone/Weaviate) with eval harness (retrieval@k, correctness) & observability
  • Improved p95 latency via streaming paths, prompt minimization, and caching
PythonNode/TSReactLangChainTwilioPineconeWeaviateAWS

Full-Stack Engineer (AI)

Shining Image Of Texas, Inc.

Jan 2020 - Jul 2025Austin, TX (Remote)

Built and maintained full-stack applications with AI integrations.

  • Automated scheduling/billing with Node.js/NestJS/React; integrated Stripe, QuickBooks, and Twilio
  • Reduced billing time ~70% and increased conversion ~40% leveraging AI assistants and funnels
  • Implemented CI/CD (GitHub Actions), automated tests (Jest, Supertest) for production reliability
TypeScriptNestJSReactStripeQuickBooks APIAWS

Chief Information Officer

Shining Image Of Texas, Inc.

Jan 2019 - Dec 2019Austin, TX

Led digital transformation initiatives across the organization.

  • Led digital transformation: FSM, QuickBooks integration, and modern payments (Square/PayPal)
  • Drove collaboration rollout (Microsoft 365, Google Workspace) and basic security baselines
Digital TransformationQuickBooksMicrosoft 365Google Workspace

IT Department Manager

Shining Image Of Texas, Inc.

Jan 2018 - Dec 2018Austin, TX

Managed IT operations and infrastructure.

  • Ran IT operations, asset lifecycle, and internal infrastructure improvements
IT OperationsInfrastructureAsset Management

Junior Web Designer

Shining Image Of Texas, Inc.

Aug 2017 - Feb 2018Austin, TX

Maintained web presence and digital assets.

  • Maintained WordPress site, DNS, and page performance & SEO basics
WordPressDNSSEOWeb Design

Technical Support Executive

Hyperware Solutions

Jan 2015 - Jul 2017David, Chiriquí, Panama

Provided technical support and client services.

  • Provided repair/networking/security support and client troubleshooting
Technical SupportNetworkingSecurity

Education

Click to expand details

Ph.D. in Software Engineering (in progress)

Universidad Tecnológica de Panamá

Sep 2025 - Mar 2027Panamá, Panama
  • Focus: LLMs, Software Engineering, AI Ethics

Master's in Software Engineering

Universidad Tecnológica de Panamá

2023 - 2025Panamá, Panama
  • Focus: requirements, architecture, test automation, DevOps for AI-enabled systems
  • Capstone: RAG evaluation harness (retrieval@k, factuality checks, regression suite)

Master's in Higher Education

Universidad Latina de Panamá

2022 - 2024Panamá, Panama
  • Instructional design for technical topics; AI literacy workshops for engineers
  • Built assessments emphasizing practical projects and measurable outcomes

B.S. in Computer Science

University of the People

2019 - 2024Pasadena, USA (Remote)
  • Advanced topics: algorithms, distributed systems, IR/NLP (LLMs & evaluation)
  • Team project: fault-tolerant event-driven app with CI/CD and integration tests

B.Eng. in Computer Engineering

Cum Laude

Universidad Latina de Panamá

2015 - 2020Panamá, Panama
  • Core CS: data structures, OS, networks, DBs; senior project with real users
  • Full-stack app (React/Node/Postgres) with auth and automated tests

Associate's in Scientific Investigation

Institute of Higher Education for Advanced Technical Training

2020 - 2021Panamá, Panama
  • Methods: experimental design, statistics, literature review; research ethics
  • Wrote research briefs and replicable protocols for small-n studies

Associate's in Pedagogy

Institute of Higher Education for Advanced Technical Training

2020 - 2021Panamá, Panama
  • Adult learning principles, feedback loops, and practical assessment design
  • Built short curricula with clear rubrics and skill-based grading

Languages

EnglishC2 (Fluent)
SpanishNative
ItalianConversational

Testimonials

Waldo translates vague business needs into shippable AI systems. Latency, cost, and safety are always under control.
Chief Executive Officer, Shining Image
Our team adopted his voice agent with minimal friction—clean handoffs and clear observability from day one.
Sales Manager, Shining Image
The MILA RAG assistant shipped with proper evals and citations. Clinicians trusted it because the UX was measured.
Chief Medical Officer, Hospital Materno Infantil José Domingo de Obaldía