Belnadris

Freelance CTO & Tech Lead based in Nantes, France. Freelance since 2015.
15 years shipping software, €2M+ ARR built through SaaS products from scratch.

maximegris.fr · LinkedIn · Malt · Book a call

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Working with

Typescript, Node.js, React, Angular, NestJS, Java, AWS, GCP, Terraform.

AI integration: Claude, OpenAI, Gemini, OpenCode, LangChain, RAG, agents, n8n, pgvector.

Helping with

• Product from zero. Scoping, architecture, development, deployment. Defines the smallest scope that proves value, ships, iterates.
• Technical audit & project rescue. 5-day audit: state of the codebase, prioritized debt, immediate quick wins, costed action plan.
• AI integration. Agents, RAG over private data, business workflow automation, integrated cleanly into existing products.
• Team reinforcement & tech leadership. Embedded in your team as developer, lead, or mentor.

Open source

Most active work happens in client codebases. See pinned repos below for selected public work.

Stack philosophy: technology is a means, not an end. The right tool for the problem, not the latest one.

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📍 Nantes, France · CET · Working remotely across Europe and the US

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