Louis Guitton-Freelance Solutions Architect and Machine Learning Engineer
Check rate
Experience
Freelance Solutions Architect and Machine Learning Engineer
Self-employed
- Develop and demonstrate solutions using GenAI software like langchain, vercel ai sdk, copilotkit
- Work with customers to understand their challenges and provide the best solutions based on open-source data products
- Build RAG and GraphRAG solutions using Neo4j, lancedb, and Postgres
- Deploy a LLMOps platform using kubernetes, terraform, helmfile, Arize phoenix, mlflow
- Architect and build data pipelines using dbt, Trino, Spark, Iceberg, Airflow, ArgoCD, terraform, kubernetes
- Delivered user-centred technical strategy for Agriculture 4.0 and precision livestock farming, helping my client secure funding from Bpifrance
- Delivered a prospecting tool for a leading French solar carport installer, using geospatial computing (GIS), speeding up the sales process
- Built digital twin architecture for solar carports and EV chargers, making real-time monitoring and smart charging possible
Head of Engineering
OneFootball Labs
- Built and lead engineering for the Blockchain division of OneFootball
- Architected and developed backend systems using Python, Node, Go, PostgreSQL, and Typesense (ElasticSearch) taking product from concept to production with paying customers
- Delivered robust and scalable e-commerce NFT marketplace, including smart contracts, minting and packing, enabling the business to execute on a new strategic opportunity
- Found product-market fit for NFT marketplace, leading to $500k revenue and 115k MAUs
- Established the Web3 business unit and defined the structure of teams and processes, bringing solutions in a fast-paced environment
- Managed 4 remote and hybrid teams for engineering, data, product and design of 20 staff
- Hired and coached talent, built a culture of excellence and transparency, and provided training on blockchain firefighting and technical SEO
Principal Machine Learning Engineer
OneFootball
- Built and lead the AI practice of OneFootball, a football media platform serving 15 million MAUs with news, OTT streaming, DFS and NFTs in 12 languages
- Trained and fine-tuned transformer-based architectures for language, including BERT, using PyTorch, Hugging Face and spaCy
- Delivered innovative news tagging solution using NLP, enabling the company to scale its news coverage to 12 languages, 5000 articles per day
- Built the company's first knowledge graph, unlocking new entity types like Players and Games, and enabling high-engagement features like news recommendations
- Migrated the company's data stack to a modern data stack, including Airflow, dbt, AWS LakeFormation, Snowplow, enabling the company to scale its data processing and analytics
- Mentored and coached 2 engineers and 4 analysts, enabling them to grow their skills and take on more responsibilities
Entrepreneur in Residence
Entrepreneur First
- Developed a scalable personality screening tool for talent acquisition managers using fine-tuned deep learning networks for computer vision in PyTorch
- Leveraged resources of a worldwide deep-tech incubator for early-career founders
Data Scientist
DOJO Madness
- Built and maintained a real-time deep-learning recommendations pipeline for 1 million daily users of a mobile app using Spark on AWS EMR and TensorFlow
Data Science Intern
Ekimetrics
- Researched applications of NLP and web crawlers to the econometrics of online earned media for automotive and cosmetics brands
R&D Engineer Intern
EDF Energy
- Researched applications of software development and data science to the digital innovation of an energy leader
R&D Engineer Intern
Bosch Southeast Asia
- Researched applications of data science to storage optimisation of photovoltaics energy within the Power Electronics R&D team
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Energy, Media and Entertainment, Sport, Agriculture, and Automotive.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, Research and Development, Strategy, Business Intelligence, and Human Resources.
Summary
I'm an experienced Solutions Architect and Machine Learning Engineer with a passion for building transformative digital solutions. I have a strong background in AI, NLP, and Data Engineering, with a focus on delivering high-quality, scalable, and maintainable software. I am a self-starter with a track record of successfully leading projects on frontier technologies.
Skills
- Architecture
- System Design
- Data Pipelines
- Microsoft Azure
- Amazon Web Services
- Microservices
- Mlops
- Dataops
- Docker
- Kubernetes
- Airflow
- Terraform
- Argocd
- Data Development
- Pandas
- Duckdb
- Dbt
- Redshift
- Snowflake
- Spark
- Kafka
- Aws Glue
- Aws Lakeformation
- Postgressql
- Elasticsearch
- Redis
- Neo4j
- Snowplow
- Full Stack Development
- Python
- Fastapi
- Natural Language Processing
- Scikit-Learn
- Spacy
- Networkx
- Pytorch
- Hugging Face
- Transformers
- Mlflow
- Argilla
- Langchain
- Llama-Index
- Typescript
- Nextjs
- Tailwindcss
- C++
- Delivery
- Agile
- Scrum
- Technical Project Management
- Delivery Roadmaps
- Design Thinking
- Stakeholder Management
- Objectives And Key Results
Languages
Education
MINES ParisTech PSL
MSc Executive Engineering · Executive Engineering · Paris, France
Certifications & licenses
Neo4j & Generative AI Fundamentals
Neo4j
Foundry & AIP Builder Foundations
Palantir Technologies
Enterprise Design Thinking Co-Creator
IBM
Natural Language Processing Specialization
DeepLearning.AI (Coursera)
SupervisedMachine Learning
DeepLearning.AI (Coursera)
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Louis is based in Berlin, Germany.
Louis speaks the following languages: German (Advanced), English (Advanced), French (Intermediate).
Louis has at least 11 years of experience. During this time, Louis has worked in at least 7 different roles and for 8 different companies. The average length of individual experience is 1 year and 5 months. Note that Louis may not have shared all experience and actually has more experience.
Based on recent experience, Louis would be well-suited for roles such as: Freelance Solutions Architect and Machine Learning Engineer, Head of Engineering, Principal Machine Learning Engineer.
Louis's most recent position is Freelance Solutions Architect and Machine Learning Engineer at Self-employed.
In recent years, Louis has worked for Self-employed, OneFootball Labs, and OneFootball.
Louis is most experienced in industries like Information Technology, Energy, and Media and Entertainment. Louis also has some experience in Sport, Agriculture, and Automotive.
Louis is most experienced in business areas like Information Technology, Product Development, and Research and Development. Louis also has some experience in Strategy, Business Intelligence, and Human Resources.
Louis has recently worked in industries like Information Technology, Media and Entertainment, and Sport.
Louis has recently worked in business areas like Information Technology, Product Development, and Strategy.
Louis holds a Master in Executive Engineering from MINES ParisTech PSL.
Louis has 5 certificates. Among them, these include: Neo4j & Generative AI Fundamentals, Foundry & AIP Builder Foundations, and Enterprise Design Thinking Co-Creator.
The availability of Louis needs to be confirmed.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 6 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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