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rresino/README.md

Hi, I'm Rubén Resino 👋

Fractional CTO · Software Architect · Technology Consultant

I help companies design, build, and scale software products, combining strong software engineering foundations with pragmatic technology leadership.

With extensive experience in software development and technical leadership, I work with startups and established companies to turn business challenges into scalable, maintainable, and production-ready solutions.

🚀 What I do

  • Fractional CTO & Technical Leadership — Technology strategy, architecture decisions, team mentoring, and engineering processes.
  • Software Architecture — Designing scalable architectures, APIs, microservices, and event-driven systems.
  • Cloud & DevOps — Building reliable platforms on AWS and Google Cloud using Docker, Kubernetes, CI/CD, and Infrastructure as Code.
  • JVM Engineering — Strong background in Kotlin, Java, Spring Boot, and the JVM ecosystem.
  • AI Engineering — Integrating LLMs, RAG, AI agents, and intelligent automation into real-world products.
  • Technical Audits & Modernization — Reviewing existing platforms, identifying technical debt, and defining practical modernization roadmaps.

🛠 Tech I work with

Kotlin · Java · Spring Boot · PostgreSQL · Kafka · Docker · Kubernetes · AWS · GCP · Terraform · React · TypeScript · AI / LLMs · RAG · APIs

🤝 Need help with your technology?

I'm available for freelance consulting, Fractional CTO engagements, architecture reviews, and software development projects.

If you're building a new product, scaling an existing platform, modernizing your architecture, or exploring how AI can improve your business, let's talk.

📫 Get in touch

Have a technical challenge or a project in mind? Send me a message on LinkedIn and let's discuss how I can help.

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