Marcos Villalba

Software Engineer

San Lorenzo, Paraguay

Passionate software engineer with expertise in system architecture and technical leadership. I enjoy designing high-level systems and translating client requirements into scalable solutions.

Work Experience

Software Engineer & Team Lead
FortyAU
January 2024 - Present

Leading development teams and architectural design. Managing cloud infrastructure with GCP and Terraform. Implementing complex integrations with third-party services like Pandadoc, Dwolla, and Stripe. Development of Django and React Native applications.

Key Highlights:

  • Led C# + React PWA project team
  • Implemented push notifications with timezone awareness
  • Integrated AWS services for advanced functionality
  • Created background task service with queue management
  • Managed GCP resources using Terraform
  • Developed headless table app in Django
C#ReactDjangoReact NativeAWSGCPTerraformPandadocDwollaStripe
Software Engineer & Project Manager
Creadores
April 2021 - December 2023

Evolved from a developer into a leadership role, managing multiple client projects for a digital agency. Designed and developed various applications from mobile apps to e-commerce platforms.

Key Highlights:

  • Developed Flutter mobile app with WebSockets for real-time updates
  • Created Unity and Godot games for educational purposes
  • Built e-commerce API in .NET 6 with C#
  • Managed client projects using Scrum methodology
  • Developed auction system for livestock consignment company
FlutterUnityGodot.NET 6C#BlazorNext.jsDocker

Freelance Consultancy Work

Project Concertacion
December 2022 - April 2023

Real-time stats panel for a political party during the 2023 Paraguayan elections. The system updated dashboard every minute with voter counts per political party and managed heavy usage on election day.

Highlights:

  • Processed 1.3 million updates over 10 hours
  • Supported 250 concurrent users generating lengthy reports
  • Built with C# backend deployed on GCP Cloud Run
  • Utilized traditional server for report generation
  • Implemented Azure worker to process real-time data from Firebase
C#GCPCloud RunDockerAzureFirebase
Project Raanga
May 2023 - August 2023

JavaScript project using MediaPipe to process webcam video in real time. Created a glasses filter effect with a client panel for uploading glasses images.

Highlights:

  • Generated public URL for embedding filter in iframe
  • Designed as SaaS solution for glasses stores
  • Processed data on user's device to minimize server load
  • Implemented real-time video processing
JavaScriptMediaPipe

Skills & Technologies

Languages
C#JavaScriptTypeScriptPythonGDScript
Frameworks & Libraries
.NETReactReact NativeNext.jsFlutterDjangoBlazorUnityGodot
Cloud & DevOps
DockerTerraformGCPAWSAzure
Tools & Others
GitScrumClickUpRESTful APIsWebSocketsCI/CD

Career Timeline

2024

Software Engineer & Team Lead

FortyAU

January 2024 - PresentWork

2023

Project Raanga

Client Project

May 2023 - August 2023Freelance

2022

Project Concertacion

Client Project

December 2022 - April 2023Freelance

2021

Software Engineer & Project Manager

Creadores

April 2021 - December 2023Work