Carlos Luis Rojas AragonésLinkedIn

Talks for builders and leaders

Tech talks and workshops from across my career on AI agents, cloud architecture, APIs, web platforms, and engineering craft, for teams, leadership forums, and developer communities.

Slide decks, demos, and labs are open in mypresentations repository. Invite me when you want practical demos, clear frameworks, and lessons from shipping and leading across the Americas.

Carlos Rojas wearing a conference badge at an evening event
Carlos Rojas speaking with a handheld microphone beside a lectern

All talks & workshops

Full list grouped by topic, with links to slide decks and labs when available.

AI & Agents

  • Golabs

    Agentic AI

    A practical introduction to AI agents and multi-agent systems, using a restaurant analogy to make models, prompts, and collaboration concrete for engineering organizations.

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  • Tech talk

    RAG Applications

    Retrieval-augmented generation from concepts to working demos: tools, languages, vector databases, frameworks, and model choices for building RAG apps.

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AI & Knowledge

  • Golabs AI Fluency Program

    The Second Brain

    How to build a personal knowledge system with AI: externalize thinking, give models the context they need, and make assistants part of daily work.

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Leadership

Cloud & Architecture

Cloud & DevOps

Web Platforms

  • Tech talk

    CSR, SSR & SSG

    Side-by-side demos of client-side rendering, server-side rendering, and static site generation, and when each delivery model fits.

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  • Tech talk

    Web Workers

    JavaScript’s single-threaded model, sequential vs concurrent vs parallel work, and moving heavy tasks off the main thread with workers.

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  • Workshop

    Cross-Browser Extensions

    Hands-on WebExtensions: build and distribute browser extensions that work across modern browsers, with guided exercises.

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  • Tech talk

    Flexbox Layouts

    Modern CSS layout with Flexbox: containers, items, and practical exercises for responsive UI.

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APIs & Data

  • Tech talk

    GraphQL

    Query languages for web APIs: REST vs GraphQL, efficient data fetching, live schema documentation, and practical query/mutation demos.

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  • Tech talk

    Apollo + Vue

    GraphQL on the client: why Apollo, core concepts, and a Vue demo consuming queries and mutations end to end.

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  • Tech talk

    Web API Design

    REST and practical principles for designing durable, evolvable web APIs.

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Distributed Systems

Systems

  • Tech talk

    IoT Use Case

    A livestock-monitoring case study: smart collars, protocols, and how IoT data turns into competitive advantage.

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  • Workshop

    systemd Labs

    Hands-on systemd: services, timers, and install/uninstall scripts for running apps under Linux service management.

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Developer Experience

  • Golabs

    Laravel Sail

    Local Laravel development with Sail: Docker Compose services and a fast path from zero to a running environment.

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  • Golabs

    Terminal 101

    Foundational command-line skills: bashrc, editors, piping, history, aliases, and everyday geek utilities.

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Software Craft

Invite me to speak

For conferences, internal tech talks, or workshops, reach out on LinkedIn with the audience, format, and topic.