I'm Carlos Rojas, a freelance developer. I build modern webapps for real businesses. Choose an app to enter, or review the services I offer.
Quick access to what you need.
Loans, payments, late fees, reports
Manage loans and installments in real time.
Central portal (coming soon)
Manage multiple webapps from one place.
Sales and follow-up
History, segmentation and campaigns.
BI & metrics
KPIs, cohorts and exports.
n8n workflows + AI
Bots for marketing, support and ops.
Contracts & fixes
Need help with your system? Fast solutions.
End-to-end development for your business.
Internal systems, CRM, fintech, dashboards, PWA.
OCR, chatbots, agents, APIs, n8n automations.
Nginx, Gunicorn, VPS, domains, SSL, backups.
Some systems already in production.
Website + booking + marketing automation.
Loan management, payments OCR, mobile reports.
Dynamic portfolio, projected late fees, mass reversals.
Tell me what you need and I’ll send a quick proposal.