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Sacha Lasry

Building _Website not available. Sign in: https://www.twine.net/signup_ Website: sacha-lasry.com

Available to hire

Building Website not available. Sign in: https://www.twine.net/signup
Website: sacha-lasry.com

Experience Level

Expert
Expert
Expert
Expert
Expert

Language

French
Fluent
English
Fluent
Japanese
Beginner

Work Experience

SaaS Founder at Differy
September 30, 2025 - September 16, 2025
Remote development of a PDF-Analysis SaaS platform and the Differy.app using NextJS, Convex, Vercel, Clerk, and Tailwind; collaborated with the first potential customer to shape the product.
AI Software Engineer, Freelance at Trubrics
May 31, 2025 - September 16, 2025
Contributed to Trubrics, a leading product analytics platform for AI applications: developed and improved FastAPI endpoints for data ingestion and automated tagging; designed a topic modeling system using LLMs to extract insights from user–AI conversations; integrated third-party APIs (Stripe, Langfuse, Langsmith, Posthog, etc.) to expand capabilities and analytics; introduced AI code-generation best practices; built a React front-end to map ingested traces to Trubrics’ expected format.
ML / Software Engineer Freelance at Homa
December 31, 2024 - September 16, 2025
Supported ML team in design and implementation of dedicated repositories and AWS infrastructure; accelerated data scientists' development velocity with tools (Sagemaker, ZenML, MLFlow, Cursor, uv, etc.); optimized deployed LTV-prediction pipeline reducing daily compute time from 5 to 2 hours.
Data Science Engineer at Big Blue
April 30, 2024 - September 16, 2025
Analyses and develops efficiency-improvement solutions for company warehouses; deployed an MLFlow server to track experiments; optimized DBT models reducing data warehouse refresh costs by 3x ($36k/year saved).
Senior Machine Learning Engineer at Artefact
January 31, 2024 - September 16, 2025
Led ML model development across multiple client projects. At Orange (10 months): built computer-vision-based defect-detection pipeline, training on Vertex AI AutoML, exposed via Flask API, achieving sub-3s responses for up to 10,000 users and 70,000 daily requests. At Moët Hennessy (9 months): trained and supported three ML engineers on GCP, and developed an AI demo catalog to showcase ML use cases for Maisons and drive project buy-in.

Education

Master's degree in Science and Executive Engineering at MINES Paris PSL
September 1, 2016 - June 1, 2020

Qualifications

Google Cloud Platform - Professional Machine Learning Engineer certification
January 11, 2030 - September 16, 2025

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Telecommunications