Available for freelance work · Paris

Freelance tech lead. Software architecture, applied AI for development, complex systems.

I design and evolve complex systems, with a strong focus on architecture, quality, and the pragmatic use of AI in software development.

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🏛️ Polytechnique

years of experience

50+

projects delivered to production

30+

articles published

10+

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Areas of expertise

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Software architecture & DDD

Market finance & counterparty risk

Event streaming & Kafka

AI-assisted development

Strategy & digital transformation

Latest articles

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Claude Code

How I built two MCP servers for a personal need, with no official API

EcoleDirecte and the French Chess Federation expose no public API. What I built to query my own school and chess data from Claude, without ever becoming a service you connect to.

Finance & risk

Basel III/IV, Explained to a Developer

A standard that answers a single question, how much capital a bank has to hold in reserve, computed from the risks it actually carries.

Finance & risk

Default Risk, Explained to a Developer

PD, LGD, Expected Loss: three building blocks that answer a single question, how much does it cost, on average, to lend to someone who might never pay you back.

Recent projects

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MissionMatch

Kotlin/Spring Boot backend and Angular frontend demonstrating hexagonal/DDD architecture with TDD-BDD, Kafka event streaming and Terraform infrastructure. Not yet publicly deployed: screenshot taken locally.

counterparty-risk-lab

A TypeScript MVP, hexagonal architecture and end-to-end TDD, making counterparty risk concepts approachable without access to a real banking system.

He has a real sense of commitment to delivering his projects on time for the benefit of his clients. His technical expertise in service-oriented architectures, his ability to help every member of his squad grow both technically and personally, and his ease interacting with the teams around him make him a major asset on any project.

Mounir Bayach · Direct manager

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Want to work together?

Available for tech lead or architect engagements, on-site in Paris or remote.

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