Senior AI Research Engineer Data Infrastructure 100% remote Worldwide

About the job

We're seeking experienced AI infrastructure Engineers to design and implement robust, scalable pipelines for massive data workloads. Join Tether’s applied research team, where you’ll contribute to high-impact projects that run across thousands of GPUs and drive cutting‑edge video generation foundation development.

Responsibilities

• Build and scale high‑throughput data infrastructure optimized for video and multimodal content processing across large GPU clusters (e.g., H100/H200).
• Design core preprocessing algorithms for video, audio, text, and image modalities, enabling efficient extraction, synchronization, and normalization of temporal data.
• Build automated acquisition pipelines for sourcing large‑scale video datasets, handling diverse formats, frame rates, annotations, and embedded audio.
• Architect robust systems for scalable evaluation and annotation, including prompt‑based scoring, perceptual metric...