Member of Technical Staff, LLM Post-Training, Applied
Sanas· Engineering
Palo Alto, CAfull-timePosted 2mo ago
About the role
Lead post-training and deployment of large language models for self-hosted, on-premise products; own applied post-training work end-to-end from scoping to delivery, with on-site requirement in Palo Alto.
Responsibilities
- Lead efforts in instruction tuning, preference tuning, and model alignment to ensure models are helpful, safe, and performant in real-world applications.
- Own customer post-training projects end-to-end — from requirements through data generation, training, evaluation, and delivery.
- Customize open-source models for specific customer and product needs, ensuring a seamless path from post-training to serving production workloads.
- Improve inference-time efficiency, reliability, and robustness for high-stakes, real-world deployments — making models dramatically faster and cheaper to run while improving their capabilities.
- Provide technical mentorship and guidance to the team, fostering a culture of engineering excellence and rapid innovation.
Qualifications
- 5+ years of experience building and deploying machine learning-based services in a production environment
- Hands-on experience with data generation and evaluation for LLM post-training
- Experience training or fine-tuning models using SFT, instruction tuning, RLHF, DPO, or similar preference alignment methods
- Strong intuition for text data quality and evaluation design
- Experience with text-specific post-training workflows: chat model alignment, instruction tuning, or text data curation at scale
- Experience on Agentic AI
- Proficiency with the open-source ML ecosystem (Hugging Face, PyTorch) and modern model architectures
Last updated Oct 13, 2026. Interested? Apply on the company site.
About Sanas
If it's Speech, it's Sanas.
Sanas is the real-time speech platform that removes communication barriers in real time, making conversations between people - and conversations with systems - clear, natural, and scalable.
Accent TranslationLanguage TranslationSpeech EnhancementSpeech IntelligenceDeveloper PlatformHealthcareFinancial ServicesRetail
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