AI Research Engineer (Pre-training - LLM & Multi-Modal) - 100% Remote Worldwide

As an AI Research Engineer on Tether's AI model team, you will drive innovation in architecture development for Large Language Models and Multi-Modal systems of various scales. You'll explore and implement novel techniques in pre-training optimization, multi-modal data curation and alignment, and identify and resolve bottlenecks to advance cross-modal AI performance.

What you'll do

• Conduct foundational pre-training for LLMs and Multi-Modal models integrating text, vision, audio, or other modalities on large, distributed servers equipped with multi-node setups and thousands of NVIDIA GPUs
• Design, prototype, and scale innovative architectures, tokenizers, and cross-modal alignment layers to enhance model intelligence and multi-modal understanding
• Source, filter, and curate massive-scale textual and multi-modal datasets, establishing robust data pipelines for efficient pre-training
• Independently and collaboratively execute experiments, analyze results, and refine training methodologies for optimal performance and token efficiency
• Investigate, debug, and eliminate bottlenecks in model efficiency, computational performance, and multi-modal alignment stability during long training runs
• Contribute to the advancement of distributed training systems to ensure seamless scalability and hardware efficiency on target platforms

What you bring

• Deep expertise in Large Language Model (LLM) and Multi-Modal architectures
• Strong grasp of pre-training optimization
• A hands-on, research-driven approach to problem-solving
• Excellent English communication skills

What we offer

• 100% remote work worldwide

About Tether

Tether is a global fintech leader operating across multiple divisions: Tether Finance provides USDT, the world's most trusted stablecoin, and digital asset tokenization services; Tether Power optimizes sustainable energy for Bitcoin mining; Tether Data develops AI and peer-to-peer infrastructure including KEET, a secure and private data-sharing app; Tether Education delivers digital learning; and Tether Evolution pushes technological boundaries. The company operates a distributed global team and is a leader in the blockchain and digital asset space.