Hello,
I'm Augustin.

Full-stack developer · Agentic engineering I work with coding agents and design the context, tooling, and guardrails needed to remain in control of the result.

What I build

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Explorations & learnings

From early discoveries to complex architectures.

01 Introduction Why this journal, how to read it, and the main outlines of my journey. 02 The Awakening From discovery to stepping back. late 2022 to late 2024 03 The context explosion Going back to AI hard: the first context architectures. early 2025 to June 2025 04 The context trap From over-engineering to a constitution. spring 2025 to summer 2025 05 Orchestrating the essential Orchestrating agents, from workflow to sub-agents. spring 2025 to early November 2025 06 Guardrails Tests, rules, and constraints to stay in control. summer 2025 to late 2025 07 Stabilization and test ground Consolidating practices and stress-testing them on real projects. since summer 2025 END What AI shifts Since 2022, my work as a developer has been shifting: explore faster, frame better, verify more.

The garden

Agents & architectures Glossary & concepts

Let's Talk!

Hello,
I'm Augustin.

Explorations & learnings

The garden

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Let's Talk!

Hello,I'm Augustin.

Explorations & learnings

The garden

Hello,
I'm Augustin.