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  • Services
👋 Welcome to my portfolio

Cristian Barbosa

Software Developer

I build solid, fast systems and websites designed to grow with your business

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10+
Years Experience
50+
Projects Delivered
100%
Client Satisfaction
Cristian Barbosa
IA
Desarrollador
Ingeniero de Sistemas

About Me

I'm a software developer with over 10 years of experience building systems and applications for businesses of all sizes. I specialize in creating solutions that are solid, fast, and easy to maintain long-term — whether it's a complex platform for a large company or the website of a business that's just getting started.

Systems That Grow With Your Business

I build solutions designed to scale, without needing to be rebuilt as your business grows

Clean, Maintainable Code

I write organized, well-structured software that's easy to understand and keep improving over time

Connected, Reliable Systems

I design solutions where every part communicates reliably, even under heavy demand

Experience

Real projects with measurable results

Enterprise Logistics Optimization

Led the development of a logistics platform that improved operational efficiency by 25-50%, thanks to optimized routes and real-time tracking.

25-50%EfficiencyOptimization
25-50% Efficiency Improvement

Real-Time Data Platform

Designed a system that processes information instantly and keeps different parts of the platform communicating without delays.

Real-TimeKafkaEvents
Real-Time Processing

Secure QR Code Event Platform

Built a platform to manage events with secure QR code validation, designed to handle multiple clients and attendees in real time.

SecureQRMulti-tenant
Enhanced Security

How I Work

Principles I follow on every project so the final result is solid and reliable

Clean, Organized Code

I write software that's easy to maintain and scale over time, without future headaches

Design Centered on Your Business

I model the software around how your business actually works, so the solution makes sense for you

Flexible Architectures

I split large systems into independent parts, so you can scale only what you need without affecting the rest

Real-Time Processes

I build systems that react instantly to new information, ideal for businesses that need fast responses

Data Security

I implement good security practices to protect your business's and your users' information

Performance and Speed

I optimize every solution to run fast, even with many users at the same time

Tech Stack

Backend
.NET
C#
Node.js
Python
Frontend
Angular
MAUI
Xamarin
Databases
SQL Server
PostgreSQL
Oracle
DevOps
Docker
Kafka
Git
SonarQube

Projects

Real websites, designed and built from scratch for businesses across different industries

Accounting & Finance

Contabilidad Plus

Corporate site for an accounting firm: showcases its services, builds trust with prospective clients, and makes it easy to book a consultation.

Corporate DesignLocal SEOContact Form
View site
Automotive

Taller Mecánico Rodríguez

Landing page for an auto repair shop: highlights services and supported brands, and lets customers book an appointment straight from the site.

Responsive DesignAppointment BookingBrand Identity
View site
Restaurants

Sabor Casero

Website for a family restaurant: highlights the menu and the atmosphere of the place, and makes it easy to reserve a table.

Digital MenuGalleryOnline Reservations
View site
Healthcare

Clínica Dental Sonrisa

Site for a dental clinic: communicates its services and specialties, turning visitors into booked patients.

Trust & CredibilityTestimonialsOnline Booking
View site

Have a business that needs a website like this?

Let's talk about your project

Get In Touch

Let's discuss your next project

Let's Connect

Email

Cristianbr7@live.com

Location

Colombia

Social

CBarbosa.org

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