Staff AI Engineer
Kastle is hiring for Staff AI Engineer in San Francisco. Staff level. First seen October 18, 2026, posted 2 times; open as of November 12, 2026. Jobs taken straight from company career pages — no aggregator in between.
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- Company
- Kastle
- Where
- San Francisco
- Level
- Staff
- First seen
- October 18, 2026
- Postings
- 2
- Listed via
- Ashby
What the posting says
You'll fine-tune large language models, design AI workflows for highly regulated enterprises, and ensure our voice agents deliver precise, compliant, and effective borrower interactions. This role is ideal for an engineer who is passionate about applied AI, eager to solve real-world challenges, and excited to build the technical foundation of an early-stage AI startup. WHAT YOU'LL DO - AI Model Integration: Fine-tune and deploy LLMs for real-time voice-based borrower interactions - Prompt Engineering: Design and iterate on prompt strategies to optimize AI performance and compliance -…
Read more and apply on Kastle's site
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