Web Systems and Apps
Custom systems, proprietary platforms and integrated mobile/web apps. PHP, MySQL and PostgreSQL, e-commerce and bulk data imports for WooCommerce and WordPress.
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Services
Our Services
The 5 pillars of what we do
Software Engineering
Security
Web Security and Infrastructure
Hardening of digital assets and high-availability Linux servers with Docker, Nginx, OpenLiteSpeed and CyberPanel, built to handle heavy traffic without slowdowns.
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Automation
Automation and Training
n8n integrations (webhooks, APIs and Redis queues), virtual assistants for WhatsApp 24/7 and training so the knowledge stays inside your team.
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AI
Applied Artificial Intelligence
AI through APIs and local environments (Ollama with Qwen2.5-Coder on a dedicated GPU) and generative art direction with DeFooocus, Midjourney and Veo.
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Sales
Traffic and Sales Engineering
High-ROI campaigns on Meta Ads and marketplaces like Shopee and Mercado Libre, driven by data from your own systems and databases.
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The Sisu4 Method: the 4 Us
Sisu4 stands for Solution Integration System. Four non-negotiable pillars in every delivery.
01
U
Useful
Solves real operational bottlenecks, replacing manual processes with predictable technology.
02
U
Unique
Software and systems architecture designed around each client ecosystem, never rigid templates.
03
U
Urgent
Attacks the infrastructure and sales failures that are costing the client money and time today.
04
U
Ultra-specific
Surgical focus on integrations, automations and systems with direct impact on acquisition, security and conversion.