Available for new projects

Oscar
Diaz

Senior Full Stack Developer

I build scalable digital products that connect technology, business and people.

View projects → ✉ Hire me
Oscar Diaz
> oscar@dev:~$
Build · Solve · Scale
10+
years of experience
50+
projects shipped
LATAM
LATAM + GLOBAL
01 // Technologies

Tools to build without limits.

RE
React
NE
Next.js
NO
Node.js
TY
TypeScript
FL
Flutter
PY
Python
WO
WordPress
DO
Docker
AW
AWS
PO
PostgreSQL
MY
MySQL
EX
Express
And many more...
02 // About me

More than code, real solutions.

I'm a Full Stack developer with 10+ years designing, building and scaling digital products. I specialize in web development, software architecture, automation and AI-powered products.

I love turning complex ideas into simple, useful, scalable products that create real value.

More about me →

“Technology has more impact when it solves real problems.”

— Oscar Diaz
03 // Projects

Real products for real people.

E-commerce

BeCleverman — Men's Grooming E-commerce

Architecture, catalog and payments for a men's grooming e-commerce startup valued at over USD 5M

View case study →
Government

SIMFAC — Mission and Navigation System for the Colombian Air Force

iOS mission and navigation system for the Colombian Air Force

View case study →
E-commerce

Rifeo — online raffle platform

Full-stack platform for Rifeo, a digital raffle service in Colombia

View case study →
Government

Military Doctrine App for the Colombian National Army

Mobile military doctrine app for Android and iOS for the Colombian National Army

View case study →
Mobile app

OXXO Domicilios Colombia Mobile App

Delivery mobile app for OXXO, FEMSA's convenience store chain

View case study →
Project

App and Website for Kokoriko

App and website for Kokoriko, Colombian roast chicken restaurant chain

View case study →
Government

DIPOL — Intelligence System for the Colombian National Police

Frontend architecture for a classified intelligence system for the Colombian National Police

View case study →
Platform

Advise Solutions — self-built product (Product Builder)

Self-built product: full-stack platform for Advise Solutions, a credit repair services company

View case study →
Project

Next.js Website for Kushki

Next.js website for Kushki, a Latin American payment gateway

View case study →
Platform

BI Dashboards for Enovate

Six AI-powered BI and drilling dashboards for Enovate

View case study →
Platform

Everest Intranet for CISCO

Internal corporate intranet for CISCO

View case study →
Mobile app

Website and Mobile App for Heel

Website and mobile app for pharmaceutical company Heel Colombia

View case study →
Project

GoPro Colombia Website

Official GoPro website for the Colombian market

View case study →
E-commerce

Foto Japón — retail platform

Retail platform for Foto Japón, a Colombian photography and retail chain

View case study →
Platform

Mercado de Artistas — marketplace architecture

Architecture for an online marketplace for buying and selling art

View case study →
Mobile app

Pymes Cloud — mobile app architecture

Architecture for a private cloud management mobile app for SMBs

View case study →
Mobile app

PowerTeam — mobile app architecture

Architecture for a mobile app for managing sales teams

View case study →
Project

Ilumno — SEO and Content for EdTech

SEO optimization and content strategy for an EdTech company supporting universities across Latin America

View case study →
Mobile app

MyCoach — fitness mobile app

Mobile app for fitness and personal coaching

View case study →
Platform

ONES Platform — Learn English Online

Web platform for learning English at Inglés de Una

View case study →
Platform

Encontrable — Multi-tenant SaaS for Local Businesses

Multi-tenant SaaS with bookings, payments and AI-powered search for local businesses, built from scratch

View case study →
E-commerce

Quiero Mi Ticket — Online Ticket Sales

Online ticket sales platform, designed, developed and deployed end-to-end

View case study →
Government

Intranet and Social Document Platform for CAFAM

Intranet and social document platform for CAFAM, a Colombian family compensation fund

View case study →
Government

System for the Public Health Department of the Municipality of Los Patios

System for the Public Health Department of the Municipality of Los Patios, Norte de Santander

View case study →
Automation

Barto — Intelligent Desktop Assistant

AI desktop assistant for scheduling, reminders and automation through plugins

View case study →
Mobile app

International GPS — Vehicle Tracking and Fleet Management

GPS vehicle tracking and fleet management platform for real-time monitoring

View case study →
E-commerce

Nuestro Ticket — Online Ticket and Event Sales

Online platform for event ticket sales and management

View case study →
Automation

VMIA — AI Marketing Platform

AI marketing platform for content creation, ad campaigns and sales bots

View case study →
Automation

Automated Trading Bot System

Automated trading bot system operated via WhatsApp Business

View case study →
Platform

Canal Pro Series — English Study Platform

English study platform for an institute in Canada

View case study →
Government

Flight Kit System (Anti-Narcotics Flight Kit)

Native iOS app with a Java backend to manage the anti-narcotics flight kit

View case study →
Government

SIPRE

System built for the Colombian National Army

View case study →
Government

Weather System

App to check weather conditions and support flight route planning

View case study →
View all projects →
04 // How I work

A clear process for better results.

◈
01 Understand

I analyze the need and the context.

✎
02 Design

I propose the best technical solution.

⌁
03 Build

I develop with best practices and a focus on scalability.

↻
04 Iterate

I measure, optimize and evolve.

IDEAS · TECHNOLOGY · PRODUCT · RESULTS

05 // Experience

Results that speak for themselves.

I've worked with companies, startups and teams across LATAM and globally, helping build scalable digital products.

▢

Product development

Web platforms, e-commerce and marketplaces.

→
⚡

Automation

Processes, integrations and AI-driven workflows.

→
▤

Architecture

Scalable, maintainable solutions built for the long run.

→
◉

Technical consulting

Support on technology and product decisions.

→
06 // Testimonials

People and teams I have worked with.

“Working with Oscar was a great experience. He understands the business, proposes solutions and always delivers with quality.”

C
Client in LATAM
E-commerce / Retail
Projects across LATAM and beyond

// Entities I've worked with

UNICEFColombian Air ForceNational PoliceNavyArmyCAFAMDIPOLSIMAPLos Patios MunicipalitySociedad SalesianaPublic Health Dept.UNICEFColombian Air ForceNational PoliceNavyArmyCAFAMDIPOLSIMAPLos Patios MunicipalitySociedad SalesianaPublic Health Dept.

// Companies & brands

CISCOGoProFEMSA (OXXO)YanbalRedebanAndrés Carne de ResKokorikoBICA BeautyBeClevermanIridian ConsultingEnovateVumiRifeoSinte SolucionesSoousePagos InteligentesCISCOGoProFEMSA (OXXO)YanbalRedebanAndrés Carne de ResKokorikoBICA BeautyBeClevermanIridian ConsultingEnovateVumiRifeoSinte SolucionesSoousePagos Inteligentes

// Architecture & stack

ReactNext.jsAngularNode.jsExpressTypeScriptPHPPythonGo.NETFlutterSwiftKotlinMySQLPostgreSQLMongoDBRedispgvectorAWSGCPDockerCI/CDClaude CodeCursorOpenClawGitHub CopilotLangChainRAGn8nReactNext.jsAngularNode.jsExpressTypeScriptPHPPythonGo.NETFlutterSwiftKotlinMySQLPostgreSQLMongoDBRedispgvectorAWSGCPDockerCI/CDClaude CodeCursorOpenClawGitHub CopilotLangChainRAGn8n
07 // Let’s talk

Have a project in mind?

I'm available for new projects and opportunities. Let's talk and make it happen.

Hire me → View resume ⭳
od@dev:~
> const nextProject = await yourIdea();
// Let's build something great together.