Devoxx Uni - Hexagonal Architecture - together with Thomas Pierrain & Cyrille Martraire: https://www.youtube.com/watch?v=wZ7cxcU4iPE
Devoxx Uni - Property-Based Testing (Invariants) together with Romeu Moura https://www.youtube.com/watch?v=O-LWbSUaEQU
Devoxx Uni - Modular Architecture - together with Arnauld Loyer https://www.youtube.com/watch?v=1igv2rHGKfo
Devoxx Talk - Domain-Driven Design pour de vrai ! https://www.youtube.com/watch?v=h3DLKrvp5V8
Devoxx Talk - Monoides avec des verres de bière ! https://www.youtube.com/watch?v=_jr8E5GVnBA
Blog post on Test doubles: https://www.arolla.fr/blog/2020/05/test-doubles/
More about monoids (PDF) https://www.arolla.fr/blog/wp-content/uploads/2018/10/DomainModelingwithMonoids.pdf
Martin Fowler on the transaction script: https://www.martinfowler.com/eaaCatalog/transactionScript.html