Software engineering jobs in Japan

About the role

These principles ultimately help us achieve Mercari’s mission by defining the ideal state we seek to realize in the long term. Careers site: https://careers.mercari.com/en/ Mercan: https://mercan.mercari.com/en/ Social media: X / Linkedin

What you'll bring

• Required Experience/Skills
• Someone who can align with the mission and values of the Mercari Group and its companies.
• 3+ years of experience in deep learning model development using deep learning frameworks such as PyTorch.
• 1+ year of hands-on experience in pre-training 1B+ parameter Transformer-based models, LLMs, or foundation models from scratch.
• Proven experience independently leading model training, experiment design, and result analysis.
• 1+ year of practical MLOps experience in deploying and operating deep learning models in production environments (or equivalent experience).
• Strong communication skills to collaborate smoothly with team members and cross-functional stakeholders.
• Experience leading the design of data architectures, model architectures, objective functions, training recipes, and compute budgets for pre-training.
• Experience adapting and evaluating pre-trained models for downstream tasks (e.g., fine-tuning, transfer learning).
• Experience with training acceleration, optimization, and tuning (e.g., distributed training).
• Experience optimizing and accelerating inference (e.g., model compression techniques like knowledge distillation, quantization, pruning, or KV caching).
• Experience in tabular data analysis and modeling (deep learning or non-deep learning).