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Senior Software Engineer II – AI
Location
United States
Posted
2 days ago
Salary
$187K - $235K / year
Seniority
Senior
Job Description
Senior Software Engineer II – AI
iHerb, LLC
• Lead the build of GenAI-powered product experiences and shared AI platform infrastructure • Design, build, and operate production AI features • Build shared AI platform layer including retrieval infrastructure and eval frameworks • Write LLM applications and integrations with marketing platforms and BI tools • Evaluate model and feature quality using structured eval frameworks • Use AI-driven SDLC tooling for AI and non-AI code • Coordinate with the Personalization team • Document AI system design decisions and operational lessons • Own the observability of AI systems built including latency, cost, quality drift, and error rates
Job Requirements
- 10+ years of software engineering experience
- Hands-on experience shipping production code with AI-assisted development tools such as Claude Code, GitHub Copilot, or Cursor
- Comfortable contributing across layers of the stack
- Experience owning features end-to-end from spec through deployment
- Strong grasp of software design principles, automated testing, code review, and CI/CD
- Fully autonomous; drives technical decisions within the team; mentors junior engineers
- Python proficiency; comfortable building and operating production LLM applications
- Experience with at least one specialization: RAG and retrieval systems, LLM evaluation, agentic frameworks (LangChain, LlamaIndex or similar), or LLM-based workflow automation
- Understanding of prompt engineering, context window management, and LLM output quality tradeoffs
- Familiarity with vector databases, embedding models, or semantic search
- High degree of accuracy and attention to detail
- Excellent organization skills and ability to multi-task
Benefits
- Medical, dental, vision, and basic life insurance programs
- Enrollment in the company’s 401(k) plan
- Paid Time Off
- Paid Sick Leave
- Paid holidays throughout the calendar year
- Potential award of Restrict Stock Units
- Annual bonuses pursuant to eligibility and performance criteria
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