Remote Agentic AI Engineer (Post-Training)

Alignerr Corp.; La Pampa; Remote; ARS 184,482,000 - 338,217,000; Full time

Job summary

Tether, the fintech leader behind USDT and digital asset tooling, is hiring an AI Research Engineer (Agentic Posttraining) to join the global, remote team. You will push post-training methodologies, focus on agentic behaviors and tool use, and refine models to reason, plan, and autonomously invoke external tools on edge devices.

You will work across multimodal systems, drive end-to-end research, and collaborate with cross‑functional teams to deliver state‑of‑the‑art capabilities.

Qualifications

• Relevant research or practical experience in AI and post-training workflows.
• Experience with agentic systems, tool use, and multi-turn reasoning.
• Publications or open-source contributions in AI are a plus.

Responsibilities

• Conduct end-to-end research and engineering to advance post-training of agentic models.
• Drive improvements in factuality, instruction adherence, tool usage, and multi-agent coordination.
• Design and evaluate large-scale post-training pipelines and benchmarks.
• Develop diagnostic tools to assess model readiness for deployment.
• Collaborate with cross-functional teams to prepare production-ready integrations.

Skills

Analytical thinking

Strong English

Python

Distributed systems

Education

Bachelor's or higher in CS/ML

Tools

PyTorch

TensorFlow

Git

Job description

Tether, the fintech leader behind USDT and digital asset tooling, is hiring an AI Research Engineer (Agentic Posttraining) to join the global, remote team. You will push post-training methodologies, focus on agentic behaviors and tool use, and refine models to reason, plan, and autonomously invoke external tools on edge devices.

You will work across multimodal systems, drive end-to-end research, and collaborate with cross‑functional teams to deliver state‑of‑the‑art capabilities.