I'm a Full-Stack .NET Developer with over 5 years of experience leading complete web development cycles. I specialize in creating scalable architectures on AWS, developing ERP systems for financial and educational sectors, and transforming legacy systems into modern microservices-based solutions.
📍 Location: Santo Domingo, Ecuador
🎯 Specialty: Scalable architectures and microservices
💼 Current Company: Acontplus S.A.S
🎓 Education: Bachelor's in Computer Systems Engineering
- 🏗️ Monorepo Architecture: Led development of enterprise .NET libraries monorepo with 10+ modular packages (Core, Billing, Notifications, Reports, Persistence, S3Application, Logging, Barcode)
- 🎨 Angular Libraries: Architected Nx monorepo with DDD patterns, 9+ Angular libraries for enterprise apps (auth, components, infrastructure, notifications)
- 📱 Modern Web Apps: Built production Next.js 15+ applications with TypeScript, Supabase, shadcn/ui (billing portal, international export websites)
- 🔔 Desktop Solutions: Developed .NET 9 WPF Educational Bell System with Windows Task Scheduler integration and wake-from-sleep capabilities
- 🏪 Enterprise Admin Platform: Full-stack monorepo with ASP.NET Core 9, Angular 17+, SQL Server, Docker, Azure Pipelines
- 📧 Mass Communication: AWS SES integration for high-volume email processing (1K+ daily emails)
- 🔐 Electronic Invoicing: SRI Ecuador compliance with XAdES-BES digital signature implementation using PKCS#12 certificates
- 🤖 Worker Services: Background task processing with .NET Worker Services for automated SRI document processing
- ⚙️ DevOps Excellence: Azure Pipelines CI/CD, Docker containerization, Nginx load balancing, automated deployment workflows
- 🤖 AI-Powered Productivity: Leveraged AI coding assistants for accelerated development, code reviews, and architectural decisions
- 🎯 Specialized API: Development of thermal printing API for KFC
- 📋 Tax Compliance: Implementation of ATS 2.0 module for withholdings
- 🔒 Security: Remediation of OWASP vulnerabilities in legacy applications
- 🎯 Complete Academic System: Full-stack development of SGA for ITSAE
- 📚 Modules: Admissions, enrollment, grades, integrated SRI billing
- 📊 Reporting: Academic and financial with Report Viewer
Repository: acontplus-dotnet-libs
Tech Stack: .NET 9.0 + Entity Framework Core + AWS SDK + Serilog + MailKit
Status: Production (NuGet packages)
Comprehensive enterprise .NET library ecosystem with 10+ modular packages:
- Acontplus.Core: DDD components, error handling, specification pattern
- Acontplus.Billing: Electronic invoicing and SRI Ecuador integration
- Acontplus.Notifications: Multi-channel notifications (Email, WhatsApp, SMS) with MailKit and AWS SES
- Acontplus.Reports: RDLC report generation with PDF/Excel export
- Acontplus.Persistence.SqlServer: Repository/UoW patterns with EF Core
- Acontplus.S3Application: AWS S3 storage operations
- Acontplus.Logging: Advanced Serilog integration
- Acontplus.Services: API authentication, JWT, middleware
Repository: acontplus-libs
Tech Stack: Angular 17+ + Nx + TypeScript + Angular Material + RxJS
Architecture: Domain-Driven Design (DDD)
9+ Angular libraries for enterprise development:
- core: DDD patterns, pricing calculations, domain models, clean architecture
- ng-auth: JWT authentication, route guards, session management
- ng-components: Angular Material UI components, cards, tables, dialogs, theme toggle
- ng-infrastructure: HTTP interceptors, repositories, adapters
- ng-notifications: Toast notifications with ngx-toastr and SweetAlert2
- ng-customer: Customer management with clean architecture
- ng-config: Environment tokens and configuration services
Tech Stack: ASP.NET Core 9.0 + Angular 17+ + SQL Server 2022 + Docker
DevOps: Azure Pipelines + Nginx + Docker Compose
Full-stack enterprise admin monorepo with:
- Backend: Clean architecture with API, Application, Domain, Infrastructure layers
- Frontend: Angular 17+ with modular architecture
- Features: JWT auth, role-based authorization, background services, automated migrations
- Infrastructure: Containerized deployment with load balancing
Tech Stack: Next.js 16 + TypeScript + Supabase + Tailwind CSS v4 + shadcn/ui
Status: Production Ready
Development: AI-assisted rapid development
Modern SaaS billing portal for Ecuadorian electronic invoicing:
- Secure authentication with Supabase Auth
- Document management (PDF/XML viewer and download)
- Dark/light mode with system preference support
- Mobile-first responsive design
- Access logging for compliance
- Type-safe with Zod validation
Tech Stack: Next.js 15.5 + PostgreSQL + NextAuth.js + TypeScript
Features: PWA, i18n, SEO Optimized
Development: AI-assisted architecture and implementation
Production-ready international export company website:
- Dynamic product catalog with 30+ products
- Advanced multi-product quote system
- Admin dashboard with analytics
- PWA with offline functionality
- Core Web Vitals monitoring
- cPanel Node.js deployment ready
Tech Stack: .NET 9.0 + WPF + Windows Task Scheduler
Platform: Windows 10/11
Automated school bell system with advanced features:
- Automatic wake from sleep/hibernation
- Windows Task Scheduler integration
- Multi-level educational schedule support
- Custom audio configuration per level
- Modern UI with theme support
- Event logging with Windows Event Viewer
Tech Stack: .NET Framework 4.8.1 + Java Interop (IKVM)
Standard: XAdES-BES Enveloped Signature
Electronic document signing for SRI Ecuador:
- PKCS#12 certificate support (.p12/.pfx)
- XAdES-BES digital signature generation
- XML signing for electronic invoices
- Java libraries ported via IKVM
- CLI and API integration modes
Tech Stack: .NET Core + AngularJS + SQL Server + Report Viewer
Period: March 2021 - April 2022
Complete academic administration system:
- Online admissions and enrollment management
- Grade control and academic reporting
- Integrated SRI electronic billing
- Financial and academic reports
- Multi-user role-based access
Tech Stack: .NET Core 3.1 + REST API + Windows Services
Client: SIPECOM S.A. for KFC Ecuador
High-performance API for point-of-sale thermal printing:
- Concurrent request handling
- Multiple printer support
- Print job queue management
- Error recovery and logging
📦 19+ NuGet Packages - Published enterprise .NET libraries in production
🎨 9+ Angular Libraries - DDD-based frontend architecture with Nx monorepo
🌐 5+ Production Apps - Next.js, Angular, .NET applications deployed
📧 1K+ emails daily - AWS SES integration with high-volume processing
🏪 250+ SME companies - Benefited from corporate ERP systems
🔐 XAdES-BES Implementation - Electronic signature for SRI Ecuador compliance
☁️ AWS Cloud Architecture - S3, SES, Lambda integrations
🐳 Docker & CI/CD - Azure Pipelines, containerized deployments
🎓 Bachelor's in Computer Systems Engineering - UTEL Universidad (2021-2024)
🎓 Technology Degree in Computer Science - Instituto Tecnológico Superior Adventista (2015-2018)
- ☁️ AWS Certified Cloud Practitioner (In progress - Q4 2025)
- 🔧 Introduction to Backend Development
- 🐧 Linux Development Environment Configuration
- 🌐 Complete ASP.NET MVC 5 Course
- 🚀 Technical Leadership: Mentoring junior teams and solution architecture
- 🤖 AI-Assisted Development: Proficient in leveraging AI agents (GitHub Copilot, Claude, ChatGPT) for rapid prototyping, code generation, and problem-solving
- 🔗 Systems Integration: SRI Ecuador specialist and messaging APIs
- ⚡ Agile Methodologies: Scrum/Kanban with continuous delivery focus
- 💬 Communication: Effective interaction with technical and business stakeholders
- 🇪🇸 Spanish: Native
- 🇺🇸 English: B1 Technical (Progressing to B2)
💬 "Technology is not just code, it's the tool to create solutions that positively impact businesses and their processes."
⭐ Don't forget to star the repositories you like!
📫 Want to collaborate? Contact me through any of my social networks!
