東京

Senior Generative AI Research Engineer (Foundation Models) — Tokyo

Tokyo
Remote OK - Worldwide
Full-time
July 23, 2026

About Abbeal

Abbeal is an international IT consulting firm (France, Japan, Canada) placing senior engineers on high-impact R&D teams. Through Abbeal, build a custom foundation model for sustainable cosmetics & pharma R&D with a Tokyo-listed group.

Context

You will build a custom foundation model that generates sustainable cosmetic & pharmaceutical formulations in unsupervised mode, for a Tokyo-listed pharma & cosmetics group. Deep generative AI / foundation-model research, remote-friendly (Tokyo / Paris / remote). English is the working language; Japanese is not required (no JLPT requirement).

Your Mission

Design and train custom foundation / generative models for molecular & formulation generation
Work with GNNs, diffusion models, and unsupervised learning on chemistry data
Leverage RDKit / DeepChem and modern deep-learning tooling (PyTorch / JAX)
Build RAG and evaluation pipelines around the models
Collaborate with R&D scientists to translate research into usable outputs

Profile

5+ years (ideally 8–12) in ML / deep learning, with generative or foundation-model experience
Strong PyTorch / JAX; GNN, diffusion, unsupervised learning
Familiarity with cheminformatics (RDKit / DeepChem) a strong plus
Fluent English; Japanese not required

Location and Setup

Remote-friendly (Tokyo / Paris / remote). Freelance (senior FR/EU day rate) or permanent in Japan via Abbeal KK. Hired and supported by Abbeal (visa sponsorship + Mobbeal expat package). Indicative permanent range ¥14M–¥20M/year depending on experience.

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About abbeal

Abbeal, founded in 2015, is a tri-hub senior engineering studio based in Paris, Montréal, and Tokyo with more than 100 senior engineers across Software, AI, Data, and Robotics.

Through a Follow-the-Sun delivery model, Abbeal supports global clients around the clock while offering three core engagement modes: embedded senior squads, technical recruitment, and turnkey delivery through Abbeal Studio.

A major part of Abbeal's international culture is Mobbeal, a global mobility program designed to relocate engineers between hubs. The program has already supported more than 50 relocations with a 100% visa success rate, making it especially attractive for English-speaking engineers interested in building a career in Tokyo while gaining international experience.

Abbeal has worked on critical technology projects for organizations including BNP Paribas, AXA, Paypay, Money Forward, Hydro-Québec, and Le Monde.