Hernan De Paul

Hi, I'm

Hernan De Paul

Senior Software Engineer

20+ years building enterprise systems with .NET, Azure, and microservices. Based in Rosario, Argentina.

Get in Touch View Experience

About Me

Senior Backend Software Engineer with 20+ years of experience building enterprise systems with .NET (C#, .NET 8, ASP.NET Core), cloud platforms (Azure, AWS), and microservices architectures.

Skilled in CI/CD, Docker, Azure DevOps, RabbitMQ, SQL Server, Entity Framework Core, and RESTful API design. Experienced in Agile delivery with distributed, multinational teams.

Certified Scrum Master | Upper-Intermediate English (B2) | Based in Rosario, Argentina

Experience

Senior Software Engineer

Endava Dec 2018 - Nov 2025 | PeopleMatter (HR Tech)
  • Modernized a large-scale .NET monolith into microservices using AWS and Azure, improving scalability and reducing deployment time
  • Designed event-driven communication between services using RabbitMQ and Azure Service Bus
  • Implemented Elasticsearch for applicant search and query optimization across the platform
  • Built RESTful APIs and microservices for third-party integrations, deployed on Azure Container Apps with Docker
  • Automated CI/CD pipelines using Azure DevOps, GitHub, and Octopus Deploy
  • Explored AI tooling: developed an MCP server in .NET/Python and adopted GitHub Copilot

Software Developer

Velocity Partners Dec 2017 - Oct 2018 | Wellsky (Healthcare)
  • Worked on a .NET and ColdFusion platform for hospitality, clinics, and healthcare organizations
  • Led a small development team (3 developers and 1 QA)
  • Implemented extensive automation testing and improved code coverage

Software Developer

Velocity Partners Jan 2015 - Nov 2017 | WebMD (Health Services)
  • Developed an internal document search service using .NET Framework
  • Designed and implemented a web platform for senior people services
  • Built backend services using C#, ASP.NET, and SQL Server

.NET / UI / JavaScript Developer

Velocity Partners Nov 2011 - Dec 2014 | PeopleMatter (HR Tech)
  • Developed backend and frontend features using C#, ASP.NET, JavaScript, and SQL Server
  • Hands-on experience with Angular and NgRx for dynamic front-end applications

Developer / Systems Analyst

Primero Systems, Athegra, CPCS, APSF Jul 2002 - Nov 2011
  • Built web applications using C#, ASP.NET, and SQL Server across financial, utilities, and consulting domains
  • Supported cross-border IT implementations (Brazil, Venezuela, Paraguay, Argentina)

Skills

Backend

C#.NET 8ASP.NET CoreEF CoreRESTful APIsMicroservicesClean ArchitectureSOLIDDesign Patterns

Cloud & DevOps

AzureAzure DevOpsAzure PipelinesAzure Service BusAzure Container AppsAWSDockerCI/CDGitHub Actions

Messaging

RabbitMQAzure Service BusEvent-Driven Architecture

Frontend

AngularNgRxJavaScriptTypeScriptBootstrap

Databases & Tools

SQL ServerOracleElasticsearchGitJIRA

AI & Tools

GitHub CopilotClaude CodeMCPLLM Integration

Projects

$

EnQueGasto.com

Full-stack expense tracker with AI-powered natural language input. Built with .NET 10, Angular 21, Claude AI (Agentic Tool Use), Azure Container Apps, and SQL Server.

.NET 10Angular 21Claude AIAzureSQL Server
Live Site Backend Frontend

Certifications

2025

AI Agents with MCP

O'Reilly

2025

ChatGPT API for App Development

O'Reilly

2025

SQL for Any IT Professional

O'Reilly

2018

Certified Agile Leadership I (CAL I)

Scrum Alliance

2015

Certified ScrumMaster (CSM)

Scrum Alliance

Education

1996 - 2004

Information Systems Engineer

Universidad Tecnologica Nacional

Rosario, Argentina
1990 - 1995

English Studies

Asociacion Rosarina de Cultura Inglesa

Rosario, Argentina

Get in Touch

I'm always open to discussing new opportunities, interesting projects, or just having a chat about tech.

hernan.depaul@outlook.com LinkedIn GitHub +54 341 611 6246