Senior Backend Engineer, MCP, RAG and Fine-Tuning (100% Remote)
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AI Infrastructure
Tech Stack
About the Role
Hopper seeks a senior engineer proficient in AI-assisted development. The role focuses on using multiple agents to autonomously deliver features on the Hopper Technology Solutions (HTS) platform, a configurable travel commerce engine powering major brands.
Key Responsibilities:
- Optimize codebases for agent performance and safety
- Orchestrate AI agents to build end-to-end features with minimal oversight
- Design guardrails and feedback loops maximizing agent productivity
- Architect scalable solutions for multi-tenant portal launches
- Train, deploy, and optimize LLMs for complex features
- Collaborate asynchronously using AI-generated documentation
Required Skills & Experience:
- Proven ability directing AI agents and automated workflows
- Expertise designing technical guardrails for AI systems
- Strong product thinking anchored in customer experience
- Distributed systems development in Scala (or willingness to master it)
- Experience with LLM training, deployment, and optimization
Tech Stack: Scala, GCP services, React, TypeScript
Benefits: Pre-IPO equity packages, unlimited PTO, travel stipend (Carrot Cash), 100% employer-paid medical/dental/vision, generous parental leave, remote work stipend.
Salary: $150,000-$250,000 annually plus equity.
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