Antonin Ribeaud
arelion.dev
AI search over 100M+ pages
Top 5 App Store, 1M+ downloads
Built & sold multiple SaaS
20+ clients
12 years

Arelion

Antonin Ribeaud

Fractional CTO / CPTO · Product, AI & Architecture

Product vision, tech leadership, and AI systems from roadmap to production.

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AI search over 100M+ pages
Top 5 App Store, 1M+ downloads
Built & sold multiple SaaS
20+ clients · 12 years

Companies I've worked with

L'OréalDeezerFree Malaysia TodayrelevanCEpsorFoundingbirdPokeSpotAmbientITKauntoMattersJolicloudFlashbreakFullsendVertical AscentL'OréalDeezerFree Malaysia TodayrelevanCEpsorFoundingbirdPokeSpotAmbientITKauntoMattersJolicloudFlashbreakFullsendVertical Ascent

Technical Product Leadership

Scrum Product Owner Certified

I prioritize the roadmap, scope requirements, write specs and coordinate stakeholders. Two startups cofounded and run end-to-end (Foundingbird, Kaunto): I know what shipping looks like.

AI for Business

I help SMBs and enterprises adopt AI: RAG, semantic search, LLM integrations, workflow automation, finding the right tool without overengineering. Designed and sold a Document AI SaaS in 2025.

Solutions Architecture

Built the ingestion pipeline for 100M+ pages at L'Oréal (OCR, vectorization, semantic search). Designed relevanC's analytics platform processing 400M+ events/month.
Full-stack (React, React Native, TypeScript, Python, FastAPI) on GCP with Terraform.

Read on LinkedIn
Anton is a beast. Able to understand the goals of what we are trying to build and make technical decisions that get us closer to those objectives rather than just directly answering the bell. Strategic technical thinkers like this are often hard to find.
Alex Gutwillig
Alex GutwilligDirector of Product, Fullsend
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Antonin is technically solid, but above all impact-driven. He does not just do the job: he digs into the stakes behind every topic and delivers something that actually creates value. Pragmatic, reliable and structured, he moves fast without losing sight of what matters.
Ciprian Noaghiu
Ciprian NoaghiuCEO, relevanC
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Of all the developers and engineers I've worked with (125+ and counting over 21 years), I've never met one who could balance such a calm, tolerant personality with the often insane workloads he took on. If you get the chance to work with him, take it.
Christopher Ware
Christopher WareFounder & CEO, Cryptosheets
ex Morgan Stanley VP
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Antonin is technically solid, but above all impact-driven. He does not just do the job: he digs into the stakes behind every topic and delivers something that actually creates value. Pragmatic, reliable and structured, he moves fast without losing sight of what matters.
Ciprian Noaghiu
Ciprian NoaghiuCEO, relevanC
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Antonin stands out for his strong pedagogical skills: despite a high level of technical expertise, he is able to explain complex topics in a clear and accessible way to non-technical stakeholders.
Paula Alves
Paula AlvesHead of AdOps, retail media
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Where many before him failed, Anton succeeded, bringing about significant improvements in a short span. What sets him apart is his leadership, skill in stakeholder management, strategy, attention to detail and vision for the long haul.
Azeem Abu Bakar
Azeem Abu BakarManaging Director, FMT News
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Anton is a beast. Able to understand the goals of what we are trying to build and make technical decisions that get us closer to those objectives rather than just directly answering the bell. Strategic technical thinkers like this are often hard to find.
Alex Gutwillig
Alex GutwilligDirector of Product, Fullsend

Client work

A partial record. Some clients are confidential; some work predates anything worth listing here.

privately.ai

CTO · Solutions Architect
AI/MLProductScale-up
  • Designed and shipped a full-stack Document AI SaaS: secure chat with documents, multi-language OCR + PDF parsing, RAG over structured & unstructured data, smart chunking, semantic filtering and full source traceability
  • LLM-agnostic backend (OpenAI, Claude, Mistral) on a single VPS via Dokku
  • Sold the IP and codebase in 2025
TypeScriptReactViteNode.jsPostgrespgvectorOpenAIMistral

L'Oréal

Senior Software Engineer · LLM & GenAI
AI/MLArchitectureData
  • Engineered an ingestion + OCR + vectorization pipeline for millions of multilingual documents
  • Designed high-throughput GCP microservices on Terraform: sub-second p95 semantic search across 30 brands
  • Shipped a multi-LLM “Chat with your docs” interface with semantic search
PythonFastAPIReactGCPVertex AIpgvectorTerraformLangChain

Free Malaysia Today

Fractional CTO
AdvisoryArchitecture
  • Advisory + delivery on a long-running consulting engagement (NDA)
  • Editorial workflow and performance overhaul in flight
Next.jsGraphQLPrismaGCPCloud RunTerraform

EasyDCA

CTO · Solutions Architect
ProductScale-up
  • Crypto auto-investing SaaS: DCA bots running on Binance, Kraken, FTX and Coinbase, with unlimited bots on Premium
  • 57k€ invested through the platform across 4,530 bot-executed trades
  • Shut down once major exchanges started implementing DCA natively
TypeScriptNode.jsReactPostgresExchange APIs

A problem that looks like one of these?

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