Sebastien Rousseau

INFRA

Platform engineering

Internal developer platforms, golden paths, paved roads — how banking technology orgs ship engineering productivity.

15 articles

APPLIED AI

The Cloud Native Banking Index in 2026: DORA, Platform Engineering, Sovereign Cloud, and Operational Resilience

An engineering blueprint for cloud-native banking in DORA audit phase. Five platform-engineering primitives — Kubernetes paved roads, Backstage portal, GitOps via ArgoCD, Open Policy Agent admission, OpenTelemetry end-to-end — produce Article 8 register evidence at the speed of the pipeline. Tested exit-execution annually for CTPP-dependent CIFs against BIA-derived RTO targets. Sovereign-cloud options (AWS European Sovereign Cloud, Microsoft EU Data Boundary, Bleu, Thales / S3NS) addressed as engineering decisions, not branding.

APPLIED AI

The Agentic AI Index for Banks in 2026: Measuring Autonomy, Governance, Auditability, and Business Impact

An engineering blueprint for agentic AI in tier-1 banks: classify by permissions not intelligence, treat every production agent as an SR 11-7 / SS1/23 model from day one, and build the five-component control plane — OAuth-scoped service accounts, deterministic semantic routing, OPA policy gates, immutable WORM audit logs, and a tested kill switch — that turns autonomous workflows into auditable evidence.

APPLIED AI

Digital Assets in 2026: The Infrastructure Transition Banks Cannot Delay

Digital assets are no longer an innovation bet. They are a settlement, custody, and balance-sheet architecture question. Crypto is a ~$3 trillion asset class, stablecoins have reached ~$300 billion, and tokenised real-world assets grew ~300% in 2025. The strategic task for banks in 2026 is not whether to engage but how to design infrastructure, controls, and governance for a world where money, assets, and settlement become programmable.

APPLIED AI

DORA, the EU AI Act, and Data Sovereignty: The 2026 Compliance Stack for Banks

DORA, the EU AI Act, GDPR, cloud concentration risk, and data sovereignty converge into one 2026 compliance stack for banks. The strategic question is design discipline — running compliance, AI governance, ICT-resilience evidence, and sovereign-data choices as one architecture, not five parallel programmes.

APPLIED AI

Unlocking Gemini 1.5: Google's AI Revolution Explained

Gemini 1.5 is built on a new version of the Mixture of Experts (MoE) architecture, enhancing its ability to selectively activate the most relevant pathways in its neural network. This advancement…

APPLIED AI

Àkàndé: GPT-Powered Voice Assistant for Executives

Àkàndé is an open-source Python voice assistant that chains OpenAI Whisper speech recognition, GPT-4 chat completions, and a local SQLite response cache into a voice-driven workflow — generating PDF summaries from conversation history via fpdf2 and keeping all stored data local with no cloud persistence.

APPLIED AI

Audio Analyser: Azure Speech, NLP, and Translation Pipeline

Audio Analyser is an open-source Python tool that chains Azure Cognitive Services speech-to-text, Text Analytics NLP, and Translator into a single CherryPy web application — turning audio recordings into structured transcripts, sentiment scores, and multilingual translations without cloud lock-in beyond the Azure SDK.