Lead Cloud Applications & AI Integration Engineer

Diego Leon

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.

Get in touch LinkedInWebsiteTech For PeopleTech For AGILex OS Alpha
  • Miami, FL, USA
  • Hybrid / Remote | Contract-ready
Diego Leon
Diego Leon
10+
Years building production cloud and enterprise systems
AI Suite
Resume processing, scoring, and candidate-job matching at NinjaGig
Super RAG
Semantic retrieval, vector indexes, and evidence-grounded legal AI architecture
125
Person team led for COVID-19 telehealth platform delivery in Bolivia

Experience

2024-09 — Present
NinjaGig
Remote / USA

Lead .NET Software Engineer · Online Recruitment / ATS SaaS

Online applicant tracking, job posting, resume management, scoring, and hiring workflows.

  • Lead migration from legacy MVC to Blazor Server, evolving a monolithic applicant-tracking platform into a modern service-oriented architecture with .NET 10 / ASP.NET Core APIs.
  • Build and extend NinjaGig AI Suite for resume processing, scoring, and candidate-job matching that parses documents, extracts skills/experience signals, and ranks candidate fit.
  • Design, develop, and operate multi-tier web applications across Azure and AWS for job posting, applicant tracking, HR document automation, and secure business modules.
  • Modernize UI from DevExpress MVC to DevExpress Blazor while managing CI/CD, zero-downtime deployments, SSL/TLS lifecycle, PCI validation, AWS backups, and incident response.
.NET 10BlazorAzureAWSAIATS
2026-01 — Present
SMP Pharmacy Solutions
Hybrid / Remote

Contract Software Developer II · Healthcare / Pharmacy Technology

Healthcare/pharmacy application development, integration support, and production troubleshooting.

  • Deliver contract development and application support using .NET 10/C#, SQL, Blazor/Razor, APIs, and cloud-connected architecture.
  • Design, test, document, and enhance internal frontend/backend applications with API integrations and complex SQL queries/stored procedures.
  • Collaborate with QA, Infrastructure, CIO/Business Operations, and agile stakeholders on cloud/microservices improvements, code reviews, and secure/performance-minded fixes.
.NET 10BlazorSQLHealthcare
2023-05 — 2024-09
AAPC
Remote / USA

Senior Software Developer · Healthcare Education, Certification & Revenue Cycle

Scalable web, mobile, and cloud-connected applications for healthcare education and certification.

  • Built scalable web, mobile, and cloud-connected applications using .NET 8/.NET 6, Blazor, Razor, .NET MAUI, Azure B2C, and Azure DevOps pipelines.
  • Led Xamarin-to-.NET MAUI migration and coordinated a small engineering team, improving mobile architecture and cross-platform maintainability.
.NET 8.NET MAUIBlazorAzure
2022-10 — 2023-03
EnKnack / RideGoNow
Remote / USA

Senior Software Developer · Mobility / Ride-Dispatch Platform

Real-time, event-driven ride operations and cross-platform driver/operator experiences.

  • Designed real-time, event-driven ride operations using .NET, EF Core, RabbitMQ, SignalR/WebSockets, Blazor, and .NET MAUI.
  • Built cross-platform driver/operator experiences, reusable Blazor components, queue-based communication patterns, and live location workflows.
.NETRabbitMQSignalRBlazor.NET MAUI
2022-08 — 2023-03
CH2 Solutions - FrontSteps
Remote / USA

Senior Software Developer · HOA / Community Management SaaS

Cloud-hosted web and desktop applications for community management SaaS.

  • Supported cloud-hosted web and desktop applications with .NET 6/.NET Framework 4.8, Azure infrastructure, agile delivery, and production troubleshooting.
.NET 6AzureSaaS
2022-04 — 2022-08
NICE inContact
Remote / USA

Senior / Mid Software Developer · CX / Contact Center AI & Cloud Communications

Enterprise web and desktop applications for contact center and cloud communications.

  • Delivered enterprise web and desktop applications using C#, ASP.NET, MVC, .NET Core, Entity Framework, SQL Server, RESTful APIs, and Scrum practices.
C#ASP.NET.NET CoreSQL Server
2019 — 2021
Sammy Bot / Tercer Elemento S.R.L.
Bolivia

CEO & Founder · HealthTech / GovTech COVID-19 Telehealth Platform

COVID-19 symptom reporting, teleconsultation, and web workflows for health and government technology.

  • Led a 125-person technology, health, and marketing team to deliver COVID-19 symptom reporting, WhatsApp teleconsultation, web workflows, Twilio WebRTC video consultations, microservices, and event-driven .NET solutions.
HealthTechGovTechMicroservices.NET
2018 — 2021
Banco de Credito BCP
Bolivia

Manager, Server Applications & IT Infrastructure / Azure DevOps Manager / Sr. Backend Developer · Banking & Financial Services

Nationwide application infrastructure, production environments, DevOps culture, and backend banking APIs.

  • Managed nationwide application infrastructure, production environments, DevOps culture, Azure Boards/Pipelines/Repos/Tests, Git, Terraform, VMware, SQL Server, IIS, Windows Server, Azure Cloud, and backend banking APIs.
Azure DevOpsTerraformSQL ServerBanking
2015 — 2017
Banco Solidario S.A. (BancoSol)
Bolivia

Jr. Full Stack Software Developer · Microfinance Banking & Financial Services

Banking applications, APIs, and customer support platforms for microfinance services.

  • Built and integrated banking applications, APIs, SQL Server workflows, customer support platforms, SignalR, sockets, WebSockets, REST/SOAP services, and .NET web/desktop solutions.
.NETSQL ServerSignalRRESTSOAP
Tech For People Global Corp / TechForAGI / Lex OS
Remote

Founder & AI / Cloud Applications Architect · AI, Agentic API Gateway & LegalTech Portfolio

AI product portfolio spanning legal operating systems, agent-native API gateways, and Super RAG architecture.

  • Architected Lex OS, an AI-powered legal operating system for case analysis, jurisprudence exploration, OCR-enabled document intake, evidence panels, per-case workspaces, and administrative controls.
  • Built TechForAGI Gateway, an agent-native API gateway for autonomous AI systems to discover services, request quotes, process tasks, and receive structured machine-readable responses.
  • Designed a Super RAG architecture combining semantic retrieval, legal-atom/verified-holding concepts, vector indexes, SQL/graph sources, retrieval audits, prompt orchestration, and evidence grounding.
  • Directed AI product decisions around LLM prompts, tool/function calling, OCR workflows, source attribution, usage metering, latency/cost tracking, and API monetization patterns.
AIRAGLegalTechAPI GatewayOCR

Selected work

Lex OS

AI-powered legal operating system

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

AILegalTechOCRRAG

TechForAGI Gateway

Agent-native API gateway for autonomous AI systems

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

AI AgentsAPI GatewayLLM

NinjaGig AI Suite

AI resume processing and candidate-job matching

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

AIATSRAG.NET 10

Tech For People

AI portfolio and developer mentorship community

AI product portfolio and community initiative focused on developer mentorship, AI/product initiatives, and rapid prototyping with AI-assisted engineering workflows.

AICommunityMentorship

Capabilities

Cloud & DevOps

AWSAzureCloudflareAzure DevOpsCI/CDDockerTerraformGitMonitoringBackup/recoverySSL/TLSPCI operations

AWS Patterns

EC2S3RDS/DynamoDB patternsLambda/API Gateway patternsSQS/SNS/EventBridge patternsCloudFrontServerlessContainer-ready architecture

Engineering

C#.NET 10.NET 8ASP.NET CoreMVCBlazorRazorEntity FrameworkSQL ServerJavaScript/TypeScriptNode.jsPythonREST/GraphQL conceptsSOAP/WCFRabbitMQKafkaSignalR/WebSockets

AI / Data & Developer Productivity

LLM applicationsAI agentsRAGPrompt designTool/function callingOCRVector searchEmbeddingsRetrieval evaluationSource attributionCursorOpenAI CodexClaude CodeGitHub Copilot

Education

  • Universidad Salesiana de Bolivia — Associate Degree in Software Programming
  • Universidad Tecnológica Boliviana — Bachelor's Degree Program in Computer Science Computer Science

Certifications

  • Microsoft Azure Architect Technologies (AZ-303) — ITColombia / Microsoft
  • Microservices Architecture with Docker Container — Lite Thinking

Communities

  • 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

Get in touch

mail@diegoleon.me (305) 796-2129 LinkedInWebsiteTech For PeopleTech For AGILex OS Alpha
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