Illustration: the ServiceWEB bear operating SaaS, ERP, automation and cloud infrastructure panels
Building between USA & LATAM

Jonathan Zambrano

Digital Entrepreneur · SaaS Builder · AI-Assisted Developer · Product Designer

I build digital products, SaaS and systems for real businesses.

I develop SaaS platforms, web applications, business systems, automations and digital experiences using modern technology and artificial intelligence.

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What I build

I build systems,
not just websites.

My work lives at the intersection of technology, design and business. I build digital platforms capable of running companies, automating processes, managing customers, administering products, processing information and creating new commercial opportunities.

My approach doesn't start by asking which technology to use.
It starts by asking: what problem are we solving?

Core capabilities

Four pillars, one way of thinking.

01Product

SaaS & Digital Products

I design and develop digital products from scratch — from architecture and experience through to implementation and launch.

SaaSWeb applicationsMultitenantDashboardsAdmin systemsPWACustomer portalsMarketplacesMVPInternal tools
02Systems

Business Systems & ERP

I build business systems that can run real operations, with the complexity a business actually has.

InventorySalesCustomersProductsInvoicingReportsBranchesUsersRolesPermissionsMulti-companyMultitenantMulticurrency
03AI

AI-Assisted Development

I integrate artificial intelligence across my entire build process, as a layer that runs through everything — not as an isolated trick.

DevelopmentPrototypingArchitectureDebuggingResearchDesignAutomationAnalysisTestingDocumentationMarketing

AI doesn't replace my judgment. It amplifies my execution.

04Business

Digital Business

I don't look at a product only through code. I also analyse how it can sustain itself and grow as a business.

OfferMonetizationPricingAcquisitionConversionExperienceAutomationOperationsScalability
Featured

Products I've Built

Two products of my own where I made every call: product, architecture, design, infrastructure and operation.

TuClick.app

Digital Commerce & Restaurant SaaS

TuClick is a SaaS platform built to digitise restaurants, shops and food businesses. It brings the digital menu, product management, orders and the business's admin tools into a single ecosystem.

  • Digital menu
  • Product management
  • Categories
  • Modifiers
  • Orders
  • Customers
  • Reports
  • Commercial link-in-bio
  • Self-service kiosks
  • PWA
  • Kitchen display
  • Admin panel
SaaSCommerceProduct Design PWAAutomation
tuclick.app
TuClick.app landing page showing the WhatsApp ordering flow
tuclick.app · modules
TuClick modules: digital menu, WhatsApp, kitchen display and kiosk
admin · orders
Orders today
Avg. ticket
Channels4
Volume per hour
Lunch combo · WhatsAppIN KITCHEN
Table 04 · QR menuREADY
Family combo · KioskNEW

Representative interface · sample data

ServicePOS

Multitenant · Multicurrency SaaS ERP

ServicePOS is a SaaS ERP platform designed to run complete commercial operations from a multitenant, multicurrency architecture. Technically, it's the most demanding thing I've built.

  • ERP
  • POS
  • Inventory
  • Sales
  • Customers
  • Products
  • Users
  • Roles
  • Branches
  • Reports
  • Multi-company
  • Multicurrency

One platform. Multiple businesses. Multiple currencies.

ERPSaaSMultitenant MulticurrencyBusiness Software
servicepos · tenant dashboard
Sales today
Tickets
Active SKUs
Sales per branch
Tenant · WholesalerUSD / BS
Tenant · RestaurantUSD
Tenant · Retail · 3 branchesMULTI

Representative interface · sample data

Selected work

Selected Digital Experiences

Platforms, systems and experiences built for real businesses across different industries and markets. Filter to explore them.

Featured case study

Building a Multitenant ERP

The problem

Companies need to manage information, inventory, sales and users without building a separate system for every organisation. Each new client can't mean a new deployment.

The solution

A multitenant SaaS architecture lets multiple companies use the same platform while keeping their data completely separate, over a shared core layer of authentication, data, API, billing and infrastructure.

See the full case study

SERVICEPOS CLOUDMultitenant SaaS
TENANT A
  • Users
  • Inventory
  • Sales
  • Customers
  • Reports
TENANT B
  • Users
  • Inventory
  • Sales
  • Customers
  • Reports
TENANT C
  • Users
  • Inventory
  • Sales
  • Customers
  • Reports
TENANT D
  • Users
  • Inventory
  • Sales
  • Customers
  • Reports
AuthenticationDatabaseAPI BillingInfrastructure
Method

From idea to product.

01

Understand

Understand the business and the problem before writing a single line of code.

02

Architect

Design processes, data, architecture and experience as one coherent system.

03

Prototype

Build real interfaces quickly and validate ideas before committing months of work.

04

Build

Develop using modern technology, with artificial intelligence as an accelerator.

05

Deploy

Infrastructure, servers, domains, databases and production.

06

Iterate

Measure, improve and evolve the product with the business running.

My stack

Tools with a purpose,
not floating logos.

Frontend

  • HTML
  • CSS
  • JavaScript
  • React
  • Next.js
  • Modern UI frameworks

Backend

  • APIs
  • Server architecture
  • Authentication
  • Databases
  • Business logic

Data

  • SQL
  • Relational databases
  • Multi-tenant architecture
  • Cloud databases

Infrastructure

  • Cloudflare
  • DNS
  • SSL
  • Domains
  • Hosting
  • Servers
  • Deployment

AI

  • AI-assisted coding
  • Prompt engineering
  • Generative AI
  • Automation
  • Research
  • Content generation

Business

  • Analytics
  • Meta Ads
  • Funnels
  • CRM
  • Lead generation
  • Digital operations
AI-native workflow

Building in the AI era.

Artificial intelligence is radically changing who can build technology. Today one person with judgment, technical knowledge and the right tools can execute projects that previously required entire teams.

My process uses AI as a layer that runs across strategy, design, development, analysis and execution.

Small teams.
Powerful tools.
Bigger possibilities.

Idea
Research
AI + Human judgment
Design
Code
Automation
Product
Entrepreneurship

I don't only build for clients.

I also develop my own products and businesses. That completely changes how I think as a developer: every technical decision has consequences for cost, experience, sales, operations, scalability, support and profitability.

That's why I try to build solutions that work both technically and commercially.

CostExperienceSalesOperationsScalabilitySupportProfitability
Portrait of the brand mascot

Brand mascot
Builder mode · always on

Background

My path started on the technical side of technology and later grew into graphic design, web development, digital marketing and product creation. For years I've worked building solutions for real businesses.

Over time I understood that my main advantage wasn't mastering a single discipline. It was connecting several.

Technology + Design + Business + AI

My skill is not a single tool. It's connecting the pieces.

Principles

How I work.

Build real things.

I'd rather build products real people can use.

Business before technology.

Technology should solve a problem, not become the problem.

Design is functional.

Good design improves understanding, trust and conversion.

AI is leverage.

Artificial intelligence radically increases execution capacity.

Ship.

A working product is always worth more than a perfect idea waiting to be built.

Industries
Vision

The next generation of companies
will be built differently.

The combination of artificial intelligence, automation, cloud computing and modern tooling is letting entrepreneurs and small teams create increasingly sophisticated products.

I believe in a new generation of builders who understand technology, design and business at the same time. My goal is to keep creating products inside that new reality.

Collaborations

Let's build something valuable.

SaaS

From concept to working product.

Business Software

ERP, dashboards and internal systems.

AI Automation

Automating business processes.

Web Platforms

Modern web applications and platforms.

Digital Transformation

Digitising existing companies.

MVP

Fast validation of new ideas.

E-commerce

Digital commerce experiences.

Growth Systems

Technology connected to acquisition and conversion.

Contact

Have an idea
worth building?

I'm open to projects, business opportunities, partnerships and interesting collaborations.