Alejandro Jimenez

Currently at KAMALEONTE SL

Building digital products from idea to production.

I design and develop complete software — backend architecture, frontend interfaces, mobile applications, cloud infrastructure and AI systems. Every layer, one engineer, full ownership.

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Backend / Frontend / Mobile / Cloud / AI

What I Build

Complete systems, not isolated features.

AI Platforms

Conversational AI systems, intelligent automation, LLM integrations, RAG pipelines, voice interfaces and agentic workflows. Designing AI that delivers measurable outcomes.

Backend Systems

Scalable APIs, cloud infrastructure, authentication, database architecture and service integrations. The foundation that makes everything else reliable.

Mobile Applications

Cross-platform applications focused on performance, user experience and production quality. From prototype to app store.

Interactive Products

Digital tools, real-time experiences and interactive systems where technology directly solves a user problem.

Selected Projects

Problems solved end to end.

How I Think

Principles over patterns.

Build reusable systems.

Good solutions compound. Every component should work in the next project without modification.

Technology follows the problem.

The problem defines the stack. Not the other way around. No tool is the right tool for everything.

Simple scales better.

Complexity is a cost. The solution a new team member understands in thirty seconds wins over the clever abstraction.

User experience comes first.

Architecture, performance, infrastructure — they all exist to serve one goal: making the product feel right.

Iterate fast.

A working product in someone's hands teaches more than six months of planning. Build the core, ship, learn, improve.

Architecture is communication.

Good architecture tells the next developer what the system does, why decisions were made and where to add new features.

Process

How I approach software.

Idea
→
Research
→
Architecture
→
Prototype
→
Development
→
Testing
→
Deployment
→
Iteration

Tech Stack

Tools I work with.

Languages
TypeScriptPythonDartC#GoSQL
Frontend
ReactNext.jsTailwind CSSFramer Motion
Backend
Node.jsFastAPIExpressGraphQL
Mobile
FlutterAndroidiOS
AI
LangChainOpenAIRAGVector DBs
Infrastructure
DockerAWSFirebaseSupabaseCI/CD
Data
PostgreSQLRedisMongoDBFirestore

Currently Exploring

Always moving forward.

Game DevelopmentDistributed SystemsAI AgentsSoftware ArchitecturePerformance EngineeringMultiplayer NetworkingCloud Patterns

Journey

Professional evolution.

Learning fundamentals

Understanding how software works from first principles.

Building applications

Turning ideas into working products. Closing the gap between tutorial and production.

Designing scalable backends

APIs, databases, authentication. The invisible layer that holds everything together.

Cloud infrastructure

Docker, CI/CD, infrastructure as code. Making deployment a non-event.

Artificial Intelligence

LLMs, RAG, conversational AI. Building systems that reason and act.

Complete digital products

From idea to production. Architecture, design, engineering, deployment — one engineer.

Interactive systems

Games, real-time experiences, multiplayer networking. The most demanding form of software.