Hector Barrientos

Partner with companies to design and evolve complex software systems, specializing in Adobe Commerce, API-driven integrations, and business-centric architecture. Help organizations modernize legacy applications through Domain-Driven Design, hexagonal architecture, and strategic system decomposition. Provide technical leadership, architectural guidance, and AI-assisted development practices to deliver scalable, maintainable, and business-aligned solutions.

Architected scalable e-commerce solutions using DDD, hexagonal patterns, and API-first strategies Served as Domain Expert bridging technical teams and business stakeholders through comprehensive documentation Owned ADR process documenting and reviewing key architectural decisions for long-term maintainability Led AI-assisted development workflows using multiple specialized AI agents for architecture and implementation Designed .NET Core API for financial services with secure transaction handling and compliance requirements

Designed and implemented Magento integrations with Aliexpress and enterprise clients (Roca, Evo Bank, Tendam Retailer) Led architectural decisions for scalable e-commerce solutions and performance optimization strategies Served as domain expert for e-commerce business requirements and technical implementation