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Summary

Expertise

Project Highlights

Education

Agency

LL

English:

Proficient

Leonardo L.

vetted by Youteam

Vetted by YouTeam

Mexico

UTC -06:00

America/Mexico_City

English:

Proficient

Senior Full-Stack Developer

• Led the migration of a Bloomberg Core .NET API project from Python, integrating Anaplan and ensuring secure data processing with Azure and .NET. • Managed the migration and refactoring of legacy .NET projects, improving code quality, performance, and security while integrating modern DevOps practices with Azure DevOps. • Developed mobile and web solutions using Microsoft Xamarin, Dynamics 365, and Azure, including enterprise authentication, offline functionality, and performance tracking. • Developed and maintained a Contract Management System with Power Apps, Azure, and .NET, supporting various lease types. • Implemented custom plugins and a web API in Dataverse, streamlining data transformation via Power Automate and Power Apps. • Mentored colleagues in PowerApps and Identity Server debugging, enhancing team productivity.

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Check if Leonardo is available

Expertise

Years of commercial development experience

14 years of experience

Core technologies

ASP.NET 14 years
Power Platform 10 years
JavaScript 12 years
Azure 5 years
DevOps 7 years
C# 14 years

Other technologies

Microsoft Dynamics CRM
Python
SQL
FTP
Angular 2x
Power Platform
Power Automate
HTML/CSS

Project Highlights

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Senior PowerApps Developer

Contract Management System Development and Maintenance

Feb `21 - Apr `24

3 years

Leasepath

By combining technical expertise with strategic consultation, I consistently delivered tailored, high-quality solutions that drive efficiency and innovation in loan origination, and contract management systems for several leasing customers.

Responsibilities & achievements

• Optimized legacy C# code through clean-up, unit testing, and code reviews, while modernizing JavaScript logic. • Integrated financial accounting requirements into Power Apps, Azure, and .NET to support various lease types, utilizing both low-code and custom development. • Maintained and enhanced custom ASP.NET solutions for loan origination, updating C# logic and patching existing code. • Conducted code reviews and applied patches to C# console, web, WCF, and library applications, ensuring performance and security. • Developed custom plugins, actions, and web APIs in Dataverse to streamline data processing and integration. • Implemented Power Automate flows for efficient data transformation and workflow automation. • Built Canvas Apps for data comparison and user-friendly low-code solutions. • Refactored End-of-Day processes using Azure Functions and Queues, improving reliability and scalability. • Migrated source control from SVN to Git with Azure DevOps Repos for better code management and collaboration.

ASP.NET
Azure
C#
JavaScript
.NET
Power Automate
Power Apps
Azure Functions
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Senior .NET Engineer

Financial Data Retrieval and Integration with Advanced .NET Solutions

Jan `20 - Jan `21

1 year

BairesDev

With a strong background in .NET and API integration, I optimized financial data retrieval systems and enhanced application performance through strategic migrations and modern development practices.

Responsibilities & achievements

• Led Bloomberg Core .NET API migration from Python for historical and reference data retrieval of financial instruments. • Integrated Anaplan API to automate CSV processing, improving data management. • Developed an Angular 9 SPA with Azure Queue Messaging, creating custom-build pipelines for continuous delivery to Azure Blob Storage. • Migrated ASP.NET websites to Blazor and DevExpress .NET Core for improved performance and scalability. • Migrated a Dataverse PoC to model-driven apps, integrating with ActiveBatch using API and app registration delegation from Azure. • Enhanced enterprise security by integrating Azure App Configuration for user authentication. • Integrated Azure Functions with .NET MSAL for secure public app registration and single sign-on. • Implemented Azure AppInsights for telemetry and performance tracking. • Conducted PoC for migrating legacy apps to PowerApps and CDS, ensuring compliance with Power Automate and on-premise connectors. • Implemented structured logging to SQL Server and Kibana Logstash for improved bug tracking and monitoring.

AngularJS
ASP.NET
.NET
SQL
Azure Functions
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Senior .NET Engineer

Java and .NET Enterprise Integrations and Android App Development

Jul `19 - Dec `19

5 months

BI Consulting Services

By combining expertise in Android development with backend system integration and maintenance, I deliver high-quality mobile and enterprise solutions.

Responsibilities & achievements

• Integrated Oracle data sources using .NET and Dapper, developing custom C# solutions and microservices for batch processing. • Maintained Java code for a custom Android app, integrating APIs to track GPS signals from CalAmp telematics devices for real-time accuracy. • Extended functionality of a native Android app using Android Studio, improving user experience. • Utilized AppCenter and Azure DevOps for continuous integration and deployment, streamlining app updates.

Azure
C#
Java
.NET
Oracle
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Senior .NET Architect

.NET Development and Maintenance

Nov `18 - Jul `19

8 months

Saving CH

Combining deep expertise in Microsoft technologies with advanced AWS and Docker integration, I deliver cutting-edge solutions that drive efficiency, security, and innovation for enterprise applications.

Responsibilities & achievements

• Maintained legacy ASP.NET web applications, addressing security audits by Fortify specialists to enhance application security. • Integrated ASP.NET with WCF services for image capture using DirectShowLib, custom scanners, and OCR solutions, improving image processing. • Implemented Azure DevOps CI/CD pipelines for automated and streamlined application deployment.

ASP.NET
Azure
Windows Communication Foundation (WCF)
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Middle Full-Stack Developer

Development of Applications and PoC for Medical Record Management

Apr `17 - Jan `18

9 months

MEDICOS PRO

Leveraging a robust blend of open-source technologies and modern development frameworks, I specialize in creating scalable and innovative mobile solutions for the healthcare industry.

Responsibilities & achievements

• Developed full-stack mobile apps with Apache Cordova, Angular, Ionic, and MongoDB for cross-platform compatibility and scalability. • Built backend systems and microservices with .NET Core, Web API, and Entity Framework for efficient data management. • Trained and developed Python solutions for scientific computing, focusing on image analysis and machine learning. • Conducted blockchain research and PoCs for ledger-based identity validation and transaction logging in medical records. • Implemented image pattern analysis with Python and OpenCV, improving processing accuracy. • Developed NLP classifiers for text recognition and natural language pattern analysis in large corpora.

AngularJS
Apache Cordova
Ionic
MongoDB
.NET Core

Education

Higher education in Computer Science

Agency

Development agency #31

400+

GMT-11

Remote

Want to hire this engineer?

Check if Leonardo is available