My projects

ScamShield — A browser extension designed to reduce the risk of scams when making online purchases

A browser extension that uses Machine Learning and Natural Language Processing techniques to reduce the risk of scams in online purchases, applying the DistilBERT model (fine-tuned) for detecting fraudulent reviews and Random Forest for classifying the level of risk probability.

.NET CoreNext.jsMachine LearningNLPPython

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Invoice Validation and Control

Invoice validation and control system for an inspection body with ISO 17020 accreditation, featuring state management and consumption charts.

C#.NETVue.jsMySQLDockerClean Architecture

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Report Validation

Certificate of conformity validation system for an ISO 17020 accredited body, with customer management features.

C#.NETVue.jsNode.jsMySQL

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Event Space Rental App

Platform with reservation management, payment integration, and a review system. Robust architecture focused on business scalability.

FlutterC#FirebasePayPalCQRSDDD

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Vivlo

Artificial Intelligence assistant focused on accompanying and caring for patients with diabetes, using foundational cloud models.

Flutter.NET CoreAWS API GatewayAWS LambdaAWS Bedrock

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EcoGuardian

IoT solution for agricultural monitoring with real-time alerts, personalized recommendations, and a distributed architecture.

ASP.NET CoreVue.jsFlutterIoTStripeDocker

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My experience

• Junior Software Engineer

  ITSIGHT CONSULTING (Client: Western Union)

  02/2025 - Present

  • Developed and maintained 4 web applications using .NET Core, React, and SQL Server.
  • Participated in the migration of legacy Visual Basic .NET modules to .NET Core 8, ensuring compatibility and performance in the new tech stack.
  • Integrated 2 payment gateways (Ligo and Pago Efectivo) via REST APIs, implementing custom middleware and automating billing flows.
  • Configured centralized logging across 4 applications for monitoring, detection, and diagnosis of incidents in non-production environments.
  • Participated in the design and development of REST APIs in .NET Core 8 using approaches such as Hexagonal, MVC, and Layered Architecture.
  • Secured access to 4 applications and their APIs using JWT, OKTA, and CyberArk.
  • Integrated Role-Based Access Control (RBAC) in 2 applications, ensuring secure access to user modules.
  • Fixed between 20 and 30 security vulnerabilities in applications detected by Checkmarx, applying remediation according to OWASP Top 10 and meeting established deadlines.
  • Collaborated in requirements gathering and follow-up meetings with Stakeholders in support of assigned project leaders.

  • Reduced average transfer time to 1 minute per operation.
  • Successfully migrated 8 modules in the accounting and tax areas, managing accounting books with over 1000 records.
  • Optimized the generation time of accounting books from 5 minutes to 50 seconds per book.
  • Automated traceability reports for generating accounting groupings.

• FullStack Developer

  Hiperfast SAC

  07/2024 - 01/2025

  • Developed 2 web systems (ISO 17020 certificate validation and invoice control) implementing a layered architecture in C# and .NET Core with data access via SQL.
  • Optimized SQL queries in MySQL, improving response times and ensuring data integrity in critical operations.
  • Containerized both systems with Docker and configured production deployment, improving the portability and availability of the environment.
  • Evaluated technical risks and proposed security solutions, strengthening system resilience in production.

  • Automated the search for technical inspection reports, reducing the time from weeks to 10 seconds per certificate.

Contact me and let's work together