Hybrid / Remote | Contract-ready · Miami, FL, USA

Lead Cloud Applications & AI Integration Engineer

Lead Software Engineer and cloud applications architect with 10+ years building production systems across .NET 10, ASP.NET Core, APIs, event-driven architecture, cloud infrastructure, and enterprise integrations. Strong leadership record modernizing legacy platforms into scalable services, mentoring engineering teams, and delivering AI/LLM-powered products with RAG, tool/function calling, OCR, evidence retrieval, and production-oriented monitoring/cost controls.

Diego Leon
Hybrid / Remote | Contract-ready
10+
Years building production cloud systems
AWS/Azure
Production cloud application architecture
RAG/LLM
AI agents, retrieval pipelines, and tool calling
Lead
Legacy modernization, team mentoring, production ownership

01 Selected work

Production platforms & AI products I've led.

Real systems with real customers.

AI-powered legal operating system

Lex OS

AI-powered legal operating system for case analysis, jurisprudence exploration, OCR-enabled document intake, evidence panels, per-case workspaces, and administrative controls.

  • AI
  • LegalTech
  • OCR
  • RAG

Agent-native API gateway for autonomous AI systems

TechForAGI Gateway

Agent-native API gateway enabling autonomous AI systems to discover services, request quotes, process tasks, and receive structured machine-readable responses.

  • AI agents
  • API Gateway
  • LLM

AI resume processing and candidate-job matching

NinjaGig AI Suite

AI-powered resume processing, scoring, and candidate-job matching that parses applicant documents, extracts skills/experience signals, and ranks candidate fit against job requirements for recruiter workflows.

  • ATS
  • AI
  • RAG
  • .NET 10

AI portfolio and community initiatives

Tech For People

AI product portfolio and community platform spanning legal tech, agentic API gateway products, and developer mentorship initiatives.

  • AI
  • Community
  • LegalTech

02 Capabilities

What I bring on day one.

01

Cloud & DevOps

AWS · Azure · Cloudflare · Azure DevOps · CI/CD · Docker · Terraform · Git · monitoring · backup/recovery · SSL/TLS · PCI operations · EC2 · S3 · RDS/DynamoDB patterns · Lambda/API Gateway patterns · SQS/SNS/EventBridge patterns · CloudFront · serverless and container-ready architecture

02

Engineering

C# · .NET 10 · .NET 8 · ASP.NET Core · MVC · Blazor · Razor · Entity Framework · SQL Server · JavaScript/TypeScript · Node.js · Python · REST/GraphQL concepts · SOAP/WCF · RabbitMQ · Kafka · SignalR/WebSockets

03

AI / Data & Developer Productivity

LLM applications · AI agents · RAG · prompt design · tool/function calling · OCR · vector search · embeddings · retrieval evaluation · source attribution · Cursor · OpenAI Codex · Claude Code · GitHub Copilot · AI-assisted refactoring · testing · code review · documentation workflows

04

Integration & Architecture

REST APIs · event-driven messaging · RabbitMQ · queue workflows · payment systems · job feeds · transactional email · enterprise connectivity · legacy MVC to modern Blazor · monolith-to-services planning · DevOps automation · cloud cost strategy · security/reliability

03 Experience

A track record of leading and building.

  1. 2024-09 — Now

    Lead .NET Software Engineer · NinjaGig

    Online Recruitment / ATS SaaS · Remote / USA

  2. 2026-01 — Now

    Contract Software Developer II · SMP Pharmacy Solutions

    Healthcare / Pharmacy Technology · Hybrid / Remote

  3. 2023-05 — 2024-09

    Senior Software Developer · AAPC

    Healthcare Education, Certification & Revenue Cycle · Remote / USA

  4. 2022-10 — 2023-03

    Senior Software Developer · EnKnack / RideGoNow

    Mobility / Ride-Dispatch Platform · Remote / USA

  5. Now

    Founder & AI / Cloud Applications Architect · Tech For People Global Corp / TechForAGI / Lex OS

    AI, Agentic API Gateway & LegalTech Portfolio · Remote

  6. 2022-08 — 2023-03

    Senior Software Developer · CH2 Solutions - FrontSteps

    HOA / Community Management SaaS · Remote / USA

  7. 2022-04 — 2022-08

    Senior / Mid Software Developer · NICE inContact

    CX / Contact Center AI & Cloud Communications · Remote / USA

  8. 2019 — 2021

    CEO & Founder · Sammy Bot / Tercer Elemento S.R.L.

    HealthTech / GovTech COVID-19 Telehealth Platform · Bolivia

  9. 2018 — 2021

    Manager, Server Applications & IT Infrastructure / Azure DevOps Manager / Sr. Backend Developer · Banco de Credito BCP

    Banking & Financial Services · Bolivia

  10. 2015 — 2017

    Jr. Full Stack Software Developer · Banco Solidario S.A. (BancoSol)

    Microfinance Banking & Financial Services · Bolivia

04 Stack

Technical foundation.

Cloud & DevOps

  • AWS
  • Azure
  • Cloudflare
  • Azure DevOps
  • CI/CD
  • Docker
  • Terraform
  • Git
  • monitoring
  • backup/recovery
  • SSL/TLS
  • PCI operations
  • EC2
  • S3
  • RDS/DynamoDB patterns
  • Lambda/API Gateway patterns
  • SQS/SNS/EventBridge patterns
  • CloudFront
  • serverless and container-ready architecture

Engineering

  • C#
  • .NET 10
  • .NET 8
  • ASP.NET Core
  • MVC
  • Blazor
  • Razor
  • Entity Framework
  • SQL Server
  • JavaScript/TypeScript
  • Node.js
  • Python
  • REST/GraphQL concepts
  • SOAP/WCF
  • RabbitMQ
  • Kafka
  • SignalR/WebSockets

AI / Data & Developer Productivity

  • LLM applications
  • AI agents
  • RAG
  • prompt design
  • tool/function calling
  • OCR
  • vector search
  • embeddings
  • retrieval evaluation
  • source attribution
  • Cursor
  • OpenAI Codex
  • Claude Code
  • GitHub Copilot
  • AI-assisted refactoring
  • testing
  • code review
  • documentation workflows

Integration & Architecture

  • REST APIs
  • event-driven messaging
  • RabbitMQ
  • queue workflows
  • payment systems
  • job feeds
  • transactional email
  • enterprise connectivity
  • legacy MVC to modern Blazor
  • monolith-to-services planning
  • DevOps automation
  • cloud cost strategy
  • security/reliability

05 Leadership & community

Where I show up beyond the code.

ASPIRE Leaders Program

Domain Leader, Technology & AI

South Florida Tech Hub

Official Member & active participant in South Florida tech ecosystem activities

Tech For People Community

Founder, developer mentorship and AI/product initiatives

06 Let's build

Have a hard problem to solve?

Lead Software Engineer and cloud applications architect with 10+ years building production systems across .NET 10, ASP.NET Core, APIs, event-driven architecture, cloud infrastructure, and enterprise integrations. Strong leadership record modernizing legacy platforms into scalable services, mentoring engineering teams, and delivering AI/LLM-powered products with RAG, tool/function calling, OCR, evidence retrieval, and production-oriented monitoring/cost controls.

  • Location Miami, FL, USA
  • Mode Hybrid / Remote | Contract-ready
  • Site diegoleon.me
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