Marcelo Daniel Toledo

Marcelo Daniel Toledo

Software Developer | Bachelor's Degree in Computer Science

Projects

A selection of projects I have worked on.

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Embedded Finance

RIPSA

Solution for service providers that enabled QR payments, CVU transfers and payment links, positioning the company within the Argentine fintech ecosystem.

.NET RabbitMQ Grafana Prometheus Blazor OpenTelemetry SQL Server Hangfire
Embedded Finance
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WSC Software

SaaS

Reusable SaaS platform for order and stock management, with client-configurable modules and features, and integration with various external ERP services including Tango Software.

.NET Blazor SQL Server CI/CD SignalR Hangfire Polly
WSC Software
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QR Payments — Transfers 3.0

RIPSA

Integration of QR Payments (Transfers 3.0) across +1,000 collection points nationwide, with +2,000 concurrent users and +10,000 daily transactions — delivering a competitive advantage and improved operational times.

.NET RabbitMQ SQL Server OpenTelemetry Docker Azure
QR Payments — Transfers 3.0
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Water Park Access Control

Freelance

Real-time ticket generation, validation and access control system for Aquasol, with a management dashboard and integration with Tango and Hikvision for physical turnstile management.

.NET Blazor SQL Server SignalR Hangfire Polly
Water Park Access Control
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Marine Park Management

Freelance

Complete operating system for Aquarium Mar del Plata: over 2,000 daily tickets during peak season, 15 simultaneous shows and decentralized validation across 30 mobile devices.

.NET Blazor SQL Server PWA
Marine Park Management
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.NET API Template

Open Source

Clean Architecture starter for .NET 9 with manual CQRS, validations, API versioning and Docker support — no hidden magic or forced conventions.

.NET Clean Architecture CQRS Scalar xUnit EF Core FluentValidation Serilog Docker
.NET API Template
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Fluenti — Technical Consulting

Consulting

Technical consultancy to professionalize a development team's processes: Scrum adoption, repository management in Azure DevOps, CI/CD setup and training in Clean Architecture, DDD, SDD and AI Development.

.NET React SQL Server Azure DevOps Scrum CI/CD Clean Architecture DDD Azure Pipelines GitHub Actions
Fluenti — Technical Consulting
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.NET HTTP Communication

Open Source

HTTP communication template in C# with HttpClient: from common mistakes to resilience patterns with IHttpClientFactory and Polly.

.NET C# HttpClient Polly HTTP
.NET HTTP Communication
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PWA Internet Status

Open Source

Reference example for monitoring connectivity status in a Blazor PWA using JavaScript Interop and a subscribable state container.

Blazor PWA C# JavaScript WebAssembly
PWA Internet Status
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Design Doc Template

Open Source

Collaborative template for creating software design documents that align teams and reduce technical risk before writing a single line of code.

Documentation Design Docs Best Practices
Design Doc Template
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Refit HTTP Skill

Open Source

AI Skill for creating Refit-based HTTP clients in .NET with integrated resilience patterns (Retry, Circuit Breaker).

.NET Refit Polly HTTP AI Skill
Refit HTTP Skill