HQ: Yokohama, Japan • Quantum Computing Hardware • Quantum Science & Computing • 51-200 employees • Est. 2020 • Startup • Hiring 10, 10 new
Leading quantum computing development company specializing in Ion Trap technology with unique and scalable solutions.
No named decision-maker yet.
Careers mailbox is known
Okinawa • Remote (Japan) • Master's Degree • English: C1
Julia
Python
AI/ML
Knowledge Distillation
Model Distillation
Okinawa • Remote (Japan) • PhD
HQ: Tokyo, Japan • Call Center Services • Speech & Audio AI • AI Agents • 51-200 employees • Est. 2021 • Startup • Trust A • Hiring 17, 4 new
Recho is an AI company that provides voice AI agents for enterprises, with the mission of raising human productivity tenfold through generative AI. Its research team builds in-house speech synthesis and recognition models, and it hires product, platform, infrastructure and SRE engineers, corporate IT staff and enterprise sales. The company is based in Tokyo, Japan.
No named decision-maker yet.
Careers mailbox is known
$63k – $127k per year • Equity • Senior • Hybrid (Chiyoda, Japan, 10am - 7pm) • Relocation • PhD • Senior • Japanese • Chinese (Optional) • English
Python
AI/ML
RLHF
Reinforcement Learning
Function Calling
Synthetic Data
DPO
SFT
PPO
GRPO
Post-training
Pre-training
Reward Modeling
LLM
AI Agents
Weights & Biases
DeepSpeed
vLLM
Quantization
Multimodal AI
SGLang
TRL
Transformers
Tokenization
OpenAI Codex
Megatron-LM
FSDP
Speculative Decoding
KV Cache
Claude Code
PyTorch
DevOps
Kubernetes
SLURM
Analytics
A/B Testing
+25
$63k – $127k per year • In office (Tokyo, Japan)
Python
AI/ML
Weights & Biases
DeepSpeed
vLLM
Function Calling
SGLang
TRL
DPO
SFT
PPO
GRPO
Post-training
Pre-training
Megatron-LM
FSDP
PyTorch
LLM
AI Agents
Transformers
Devin
Cursor
Claude Code
DevOps
SLURM
Kubernetes
+16
HQ: Redmond, United States • Gaming Consoles • Console Games • Developer Tools • Cloud Platforms (IaaS & PaaS) • Office & Productivity Software • Operating Systems • 5000+ employees • Est. 1975 • Trust B • Hiring 1878, 108 new
Microsoft is an American multinational technology corporation founded in 1975 by Bill Gates and Paul Allen and headquartered in Redmond, Washington. It built the personal computing era around the Windows operating system and the Office productivity suite, and now generates the largest share of its revenue from Azure cloud infrastructure and commercial subscriptions. The company also owns GitHub, LinkedIn and the Xbox gaming business, and has invested heavily in artificial intelligence through its partnership with OpenAI and the Copilot assistants embedded across its products.
Judson Althoff · Chief Executive Officer, Commercial Business · decision-maker
Amy Hood · Executive Vice President & Chief Financial Officer · decision-maker
Satya Nadella · Chairman & Chief Executive Officer · decision-maker
Paul Allen · Co-Founder · founder
No careers mailbox known
≈ $62k – $150k per year (Estimated) • Senior • In office (Tokyo, Japan) • PhD • Senior
Physical AI
Machine Learning
Robotics
Motion Planning
HQ: Tokyo, Japan • Custom Software Development • IT Consulting & Digital Transformation • 1001-5000 employees • Hiring 134, 7 new
NEC is a Japanese technology group that drives AI transformation for society and industry with advanced technologies such as artificial intelligence and cybersecurity, built around its BluStellar value creation model. It has operations in India, Ireland, the United Kingdom and Vietnam, where it hires project leaders, bridge system engineers and senior iOS developers for projects serving Japanese customers. The company is headquartered in Tokyo, Japan.
Motoo Nishihara · Executive Vice President & Chief Technology Officer · decision-maker
Takayuki Morita · President & Chief Executive Officer · decision-maker
Kunihiko Iwadare · Co-Founder · founder
No careers mailbox known
$706k – $911k per year • In office (Tokyo, Japan)
HQ: Tokyo, Japan • AI for Science • Robotics AI • AI Chips & Accelerators • Foundation Models • 1001-5000 employees • Est. 2014 • Hiring 65
Preferred Networks is a Japanese artificial intelligence company founded in Tokyo in 2014 and long regarded as the country's most technically ambitious AI startup. It created Chainer, one of the first define-by-run deep learning frameworks and an influence on the design of modern autograd systems, and has since built a full vertical stack from its own MN-Core accelerator silicon up to foundation models. The company applies that stack to manufacturing, robotics, materials science through the Matlantis simulator and healthcare, working closely with Japanese industrial partners including Toyota, Fanuc and Hitachi.
Daisuke Okanohara · Co-Founder & Executive Vice President · decision-maker
Toru Nishikawa · Co-Founder & Chief Executive Officer · decision-maker
Okanohara Daisuke · 代表取締役社長 · decision-maker
Huinaga Nishikawa · 代表取締役 · decision-maker
No careers mailbox known
Hybrid (Tokyo, Japan) • Full-Time
C++
Java
Python
AI/ML
Qwen
Scikit-learn
VLM
Vision-Language-Action
PyTorch
LLM
+1
Hybrid (Tokyo, Japan) • Full-Time
HQ: Tokyo, Japan • Headphones & Audio • Startup • Hiring 11
Fairy Devices is a Japanese start-up that combines AI and hardware into a wearable AI platform for industrial sites. Its products include the neck-worn THINKLET device and the LINKLET remote work support software, used in manufacturing, construction and infrastructure, and it hires sales engineers, QA and cloud engineers and product managers. The company is based in Tokyo, Japan.
No named decision-maker yet.
No careers mailbox known
Verified live · 1 hour ago
11 days ago
Hiring now · 76%
リサーチャー（画像処理）
$28k – $51k per year • In office (Tokyo, Japan) • Full-Time
C++
Python
DevOps
GitHub
GCP
Verified live · 1 hour ago
11 days ago
Hiring now · 76%
リサーチャー（音声言語処理）
$28k – $51k per year • In office (Tokyo, Japan) • Full-Time
C++
Python
DevOps
GitHub
GCP
Skills these roles ask for
Python 63Machine Learning 42PyTorch 34LLM 31C++ 23Multimodal AI 21AI Agents 19GitHub 19Reinforcement Learning 17NLP 16TensorFlow 14Linux 12Claude Code 9RLHF 9Docker 9Devin 9
Preferred Networks
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ai&
GENIEE
AI Robot Association
Appier
CyberAgent
Reazon Holdings
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Aisin
Qubitcore
QunaSys
