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iHerb, LLC

Senior Software Engineer II – AI

iHerb, LLC

Sr. Software Engineer II at iHerb leading GenAI-powered product experiences and building AI platform infrastructure.

Posted 6/20/2026full-timeRemote • 🇺🇸 United StatesSenior💰 $187,000 - $235,000 per yearWebsite

Tech Stack

Tools & technologies
PythonSDLC

About the role

Key responsibilities & impact
  • 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

Requirements

What you’ll need
  • 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

Comp & perks
  • 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

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
software engineeringAI-assisted development toolsproduction codePythonLLM applicationsRAG systemsretrieval systemsLLM evaluationLangChainLlamaIndex
Soft Skills
autonomytechnical decision-makingmentoringattention to detailorganizationmulti-tasking