Joaquin Herman

Software
Engineer.

Full-stack engineer & AI consultant · software & AI solutions for companies

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Hi, I'm Joaquin.

Full stack developer and co-founder of R&J Automation. I build the software businesses run on: custom CRMs, planning systems, AI agents, and the security that keeps it all running.

I like owning the whole stack: from the server in my own home to the last pixel on screen.

JHDeveloper IDPortfolio · 2026
Portrait of Joaquin Herman as a 3D character
Joaquin HermanFull Stack Developer
ID No.JH-0001
CompanyR&J Automation
Est.2026

What I am

  • Full stack developerNext.js · TypeScript · Python
  • Co-founderR&J Automation
  • Security & self-hostingOwn server, own rules
  • AI agent builderClaude · MCP · agents
  • Hardware builderRobotics · computers · ESP32
JoaquinJoaquin Herman · Full Stack DeveloperJH-0001 · Valid 2026
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Quick facts
Based in
The Netherlands
Company
R&J Automation · co-founder
Since
2026
Focus
Full stack · AI · Security
Runs on
Own server, 24/7

“Not made to look like it works. Made to work.”

The periodic table of my stack.

32 elements in six families. Hover a tile to see its logo, or pick a family to light it up.

No. 01Languages
TypeScriptDefault for everything web

Always learning.

18 certifications in AI and coding, from AI agents and the Model Context Protocol to generative AI. A selection:

  1. 01Model Context Protocol: Advanced TopicsAnthropic
  2. 02Introduction to Model Context ProtocolAnthropic
  3. 03Building with the Claude APIAnthropic
  4. 04Claude Code in ActionAnthropic
  5. 05Agent SkillsAnthropic
  6. 06SubagentsAnthropic
  7. 07Generative AI ApplicationsIBM · Coursera
  8. 08AI Agents & Agentic AI Architecture in PythonVanderbilt · Coursera

Education & experience.

  1. Before
    Education

    Aviation Engineering

    and Marketing Communication

    • Engineering: systems, safety, precision
    • Marketing: how a business talks to its customers
  2. 2025
    Experience

    Hardware projects

    Robotics, computers and electronics

    • Hands-on hardware projects of my own
    • Learning how robots and computers work, from the circuit up
    ESP32RoboticsElectronics
  3. 2026
    Experience

    Freelance developer & AI automation engineer

    Software and AI for small businesses

    • Websites, internal tools and automations
    • AI agents that take over repetitive work
    Next.jsPythonClaude
  4. 2026
    Experience★ First enterprise client

    Co-founder, R&J Automation

    Custom software, websites, AI agents

    • Full stack: from database to interface
    • Hosting and security handled in-house
    TypeScriptPostgreSQLDocker
  5. Next
    What's next

    Your project?

    Got a process that slows your team down? Let's fix it.

Proud moments.

and counting
01 / 06

First enterprise client

Client win

Four systems in one contract.

No.0
02 / 06

Automated tests

Tests passing

Running against my own life OS.

0+
03 / 06

Modules live

Modules shipped

In my own operating system.

0
04 / 06

Self-hosted server

Uptime

My own cloud, running at home.

0/7
05 / 06

Features in one night

One-night build

On an ESP32 desk assistant.

0
06 / 06

AI & coding certifications

Certified

AI agents, MCP, generative AI and coding.

0

Let's buildsomething together.

Tell me what slows your business down. I'll show you what software and AI can do about it.