JORGE HERNÁNDEZ · AI DEVELOPER
Jorge Hernández
deploy.production
✓ ok
$ pnpm deploy
✓ build 12.4s
✓ 0 errors · prod
STACK · LIVE
Next.jsSupabaseGPT-5n8n
ROI · 90d
+312%
AUTOMATIONS
12+IN PRODUCTION
SYSTEM · ONLINE

Ibuild.

Book an auditSee PhotoHeart
// PRODUCTION STACK · 2026 // STACK · 2026
// SERVICES · 01

How I Help

Solutions designed to scale your business without increasing your operational load.

01 · DIAGNOSIS

Audit

From €497

I analyze your processes and identify where automation makes real sense.

No unnecessary tech sold. Recommendations that generate measurable ROI.

  • Critical process analysis
  • Estimated ROI calculation
  • Recommended tech stack
  • Prioritized roadmap
Timeline:1-2 weeks
Request Audit
MOST REQUESTED
02 · EXECUTION● ACTIVE

Implementation

From €3K

I develop the automation end-to-end.

From brief to production code. Testing + docs + training included.

  • Complete custom development
  • Existing systems integration
  • Pre-launch testing
  • Technical docs + onboarding
Timeline:2-6 weeks depending on complexity
Request Proposal
03 · PRODUCT

SaaS/Product

From €10K

Complete web platform development from scratch.

Full-stack like PhotoHeart.app. Frontend + Backend + Deploy.

  • Modern stack (Next.js, Supabase)
  • Auth + Payments + Storage
  • Admin + client panel
  • Deploy + maintenance
Timeline:2-4 months
Let's Talk About Your Idea
BUDGET AND SCOPE TAILORED TO EACH CASE
// CASE STUDIES · 02

Real Results

Projects in production with measurable impact and cutting-edge technology.

THE CHALLENGE

Photographers lost 15h/week manually managing galleries, chasing payments and sending files.

THE SOLUTION

Platform that automates:

  • Photo upload and organization
  • Private galleries with watermark
  • Client selection system
  • Integrated payments (Stripe)
  • Automatic post-payment delivery

All without touching Excel or Dropbox.

// MEASURABLE IMPACT
BEFORE
15h / week
NOW
30 min / photographer
managing deliveries
TECH STACK
FRONTEND
Next.js 14ReactTailwind CSS
BACKEND
Supabase (PostgreSQL)AuthStorage
PAYMENTS
Stripe integration
HOSTING
Vercel · 99.9% uptime
KEY FEATURES
  • Complete auth with session management
  • Optimized storage for HD images
  • Full payment flow with webhooks
  • Multi-client admin panel
  • Mobile-first responsive
View Live Demo
THE CHALLENGE

Dozens of weekly CVs from Indeed/InfoJobs. Manual transcription of PDFs and CSVs. Disorganized follow-up on WhatsApp and email. 8-12h/week lost on repetitive tasks.

THE SOLUTION

End-to-end automated pipeline:

  • Automatic CV intake with AI (GPT-5)
  • Multi-channel sequence (Email + WhatsApp)
  • Automatic Calendly scheduling
  • Digital contract with electronic signature

From CV received to signed contract with no manual intervention.

// MEASURABLE IMPACT
BEFORE
10h / week
NOW
20 min / week
Lost leads: 40% → <5% · Payback <1 month
TECH STACK
AUTOMATION
n8n workflows
AI
OpenAI GPT-5
EMAIL
Gmail API
WHATSAPP
Evolution API
STORAGE
Google SheetsGoogle Drive
KEY FEATURES
  • Automatic CV data extraction
  • Intelligent candidate deduplication
  • 3-email sequence + WhatsApp backup
  • Integrated Calendly scheduling
  • 18-page digital contract generation
Request Full Case Study
THE CHALLENGE

Paper contract documentation. Decentralized Excel KPIs without traceability. Manually exported Idealista data. 8+ hours/week lost, blind commercial decisions.

THE SOLUTION

Management suite with contextual AI:

  • Automatic contract generation (Google Docs)
  • Automated KPI dashboard per advisor
  • Executive reports with GPT-5 pre-meetings
  • Web panel for advisor/property management

100% of commercial meetings with data and AI insights.

// MEASURABLE IMPACT
BEFORE
12h / week · €800/mo
NOW
+8pp conversion
100% meetings with AI data · Direct savings 12h/week
TECH STACK
AUTOMATION
n8n workflows
AI
OpenAI GPT-5
INTEGRATION
Idealista API
STORAGE
Google SheetsGoogle Drive
DOCS
Google Docs API
KEY FEATURES
  • Automatic contractual document generation
  • Weekly KPI dashboard per advisor
  • Contextual AI analysis pre-meetings
  • Complete history in Drive
  • Private advisor/property management panel
Request Full Case Study
THE CHALLENGE

Advisors lose 5-8h/week manually reviewing deeds, simple notes and certificates. Human errors delay operations and generate costs.

THE SOLUTION

Automated legal review pipeline:

  • Automatic trigger in Google Drive
  • Legal PDFs vs photos differentiation
  • Legislation-specialized AI analysis
  • Executive report with validation and issues
  • Actionable recommendations

From uploaded file to executive report in minutes.

// MEASURABLE IMPACT
BEFORE
45-60 min / file
NOW
3-5 min / file
€2,160/month saved · 87% fewer errors
TECH STACK
AUTOMATION
n8n workflows
AI
OpenAI GPT-5Legislación ES
STORAGE
Google Drive API
OUTPUT
Google Docs API
INTEGRATION
Century 21 CRM
KEY FEATURES
  • Automatic new file detection
  • Legal vs photo document classification
  • Validation against current legislation
  • Executive report generation
  • Missing documentation alerts
Request Full Case Study
THE CHALLENGE

Create quality content without interrupting workflow. Managing subscriptions and sends manually consumes 3h/week.

THE SOLUTION

3-workflow chained system:

  • Voice creation: Telegram → Whisper → GPT-5 → Newsletter ready
  • Subscriber management: Landing → Webhook → Sheets → Welcome email
  • Scheduled sending: Automated with tracking and analytics

Friction = 0. I record while walking.

// MEASURABLE IMPACT
BEFORE
3h / week
NOW
5 min / newsletter
Open rate 42% vs 20% industry average
TECH STACK
AUTOMATION
n8n workflows
AI
OpenAI WhisperGPT-5 Mini
INTERFACE
Telegram Bot API
DATABASE
Google Sheets
EMAIL
Gmail APITracking pixels
KEY FEATURES
  • Automatic voice-to-text transcription
  • Content generation in my style
  • Automated subscriber management
  • Weekly scheduled sending
  • Real-time analytics
View Newsletter
THE CHALLENGE

Lighting logistics company received hundreds of daily queries about products, stock, prices and WiFi technical support. Team saturated without 24/7 capacity.

THE SOLUTION

3 integrated chatbots system:

  • Web chatbot: product, stock, price queries
  • Phone voice assistant: WiFi product technical support
  • Internal bot: team query management
  • Escalation to human when AI detects complexity

A single AI layer, three channels, all connected to inventory.

// MEASURABLE IMPACT
BEFORE
Saturated team · No 24/7
NOW
70% resolved automatically
24/7 support without growing the team
TECH STACK
AI
OpenAI GPT-5WhisperTTS
INTEGRATION
CRM empresaBase datos productos
VOICE
Twilio Voice API
WEB
Widget chat custom
BACKEND
Node.jsPostgreSQL
KEY FEATURES
  • Web chatbot for product/stock/price queries
  • Voice AI assistant on phone line
  • Automated WiFi technical support
  • Real-time inventory integration
  • Escalation to human when needed
MORE CASES COMING SOON
// ABOUT · 03

How I Got Here

Master's in Applied Artificial Intelligence (IUNIT · Universidad Rey Juan Carlos). Full-stack developer. I have built complete SaaS products from scratch.

I work with companies that need to eliminate manual processes that don't scale.

"
// MY WORK PHILOSOPHY

If something can be automated, it should be automated. Not to "work more efficiently". To free you from repetitive work and focus on what generates real value.

30+clients have trusted me to eliminate hours of manual work.
PhotoHeart.appis my own project: complete SaaS built from scratch, in production.

Remote work.No office.No sales team.No intermediaries.You tell me the problem, I develop the solution.

Tech Stack
  • Frontend: Next.js, React, Tailwind
  • Backend: Supabase, Node.js, PostgreSQL
  • AI: Python, LangChain, OpenAI API
  • Deploy: Vercel, Railway, Docker
  • Payments: Stripe integration
How I Work
  • Direct communication, no intermediaries
  • Incremental deliveries with demos
  • Documentation always included
  • Post-launch support
See How I Can Help You
// CONTACT · 04

Let's Talk About It

Tell me what you need to automate. I'll reply in under 24 hours.

Send me a message
ENCRYPTED · NO SPAM · REPLY IN < 24H
Connect with me

Follow me on socials for live projects, public builds and thoughts on applied AI.

// DIRECT CHANNELS
jorgex@jorgex.pro