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François AubertFA

Average response time: 1 hour

Freelancer profile translated to English.
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About François

I support companies in the industrialization of their AI solutions and the scaling of their critical infrastructures. With 10 years of experience as a Founding CTO, I have designed AI-based dynamic pricing platforms for global leaders generating several billion dollars in revenue.

My expertise ensures the "Technical Win" by transforming a strategic vision into a resilient and secure production architecture.

My areas of intervention:

- Applied AI & LLMOps: Design and deployment of RAG architectures, AI agent orchestration, and integration of models into production with a focus on ROI.

- Infrastructure & Massive Scale: Design of Cloud-native stacks supporting critical loads (up to 18,000 requests per second) with 99.9% availability.

- Data Industrialization: Architecture of massive data pipelines (multi-terabytes) optimized for security, performance, and cost efficiency through appropriate workload selection.

- Governance & Operational Excellence: Hands-on technical leadership, managing technological pivots under pressure, and SOC 2 Type II compliance.

Strategic references: CMA-CGM, Michelin.

Based in Paris, I intervene on-site or remotely for strategic scoping, technical audit (Due Diligence), or complex technology roadmap management missions.
  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • Pricemoov
    CTO & Founding Engineer
    November 2016 - Today (9 years and 7 months)
    Paris, France
    Create Pricemoov, an enterprise-grade pricing platform now running at global scale: Billions of price points 20+ large B2B clients, including $1B+ companies and a $50B manufacturer Built and led a 20+ person product-engineering org across 4 squads Architected and scaled the full platform: Backend: Python, Django, async microservices (Celery, Redis, Lambda, SQS, K8s) Frontend: React, TypeScript, Tailwind Data: Snowflake, Spark, DBT, AWS Step Functions, S3 pipelines (millions of records/day) Infra: AWS+EKS with Terraform, SLO/SLI-driven reliability (Datadog) Drove performance at scale: cut pipeline latency, slashed compute costs, tuned PostgreSQL/Snowflake Built ML systems for time-series forecasting & elasticity modeling across thousands of products → +2% margin (€3M+) Drove SOC2 Type II certification end-to-end (security, observability, incident response)
    MLOps & AI Industrialization cloud-integration data-integration Data Architecture & Scalability backend-service-development
  • Ministère de l'enseignement Supérieur et de la Recherche (France)
    Math Instructor
    September 2012 - July 2014 (1 year and 10 months)
    Lycée Hoche, Versailles, France
    Selected and became an oral examiner in mathematics to prepare top-tier students for competitive exams aiming at entering top Engineering Schools (Polytechnique, ENS, CentraleSupélec, etc.)
  • Artefact
    Machine Learning Engineer
    April 2016 - September 2016 (5 months)
    Paris, France
    Built a reinforcement learning recommendation engine and improved bidding accuracy Implemented real-time pipelines (Kafka, Storm, Cassandra) ingesting 10k+ events/sec Automated deployments (Ansible) and scaled cloud infra on AWS

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Education

  • Learning to Scale
    2023
    Learning to Scale
  • Master of Science (MS)
    CentraleSupélec Computer Science & Robotics
    2015
    Master of Science (MS)

Skill set

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