Staff Backend Engineer, AI Platform - 100% Remote - EMEA

Overview

In this Staff Engineer role, you own the architecture and technical direction of Hostaway’s AI Platform. You will lead the design and implementation of a multi-agent system that powers AI features across the product, ensuring reliability, observability, and scale. You’ll collaborate with product, design, and engineering teams to drive cross-team adoption and deliver AI‑powered experiences for 50,000+ property managers and their guests. This is a high‑autonomy, high‑impact position at a fast‑growing, valuation‑rich company. You’ll shape core infrastructure, mentor engineers, and set global standards for AI capability delivery.

Responsibilities

• Own the AI Platform architecture and technical vision for the multi-agent system (agent delegator, sub‑agents, config service, LLM gateway, evaluation framework, conversation history, observability)
• Build production‑grade AI infrastructure and core services for reliable, versioned, observable AI features
• Define evaluation, quality gates, prompt comparison workflows, hallucination detection, and CI/CD integration for trustworthy features
• Shape LLM gateway strategy including provider failover, model routing, cost tracking, and rate limiting
• Drive cross‑team adoption by publishing internal blueprints and integration patterns for specialized agents
• Influence engineering‑wide practices related to prompt engineering, tooling, observability, and agent testing
• Mentor engineers through code reviews, architectural guidance, and hands‑on pairing

Requirements

• 8+ years of software engineering experience, with at least 2 years at Staff level
• Deep Python expertise and production‑grade Python services
• Production experience with LLM‑based systems and operational realities (prompt/versioning, evaluation, cost management, observability, failure modes)
• Familiarity with modern AI tooling (PydanticAI, LangChain, LangGraph, LiteLLM, Langfuse, Phoenix, MLflow) or comparable tools
• Multi‑agent architecture experience is a strong plus
• Comfort operating across a polyglot stack (Python, Go, PHP, React)
• Infrastructure fluency (AWS, Kubernetes, CI/CD)
• Cross‑team influence and ability to drive platform adoption

Tasks (Aufgaben)

• 8+ years of software engineering experience
• Deep Python expertise
• Production experience with LLM‑based systems
• Strong architectural instincts
• Familiarity with AI tooling ecosystems (e.g., LangChain, Langfuse, MLflow)
• Experience with multi‑agent architectures is a plus
• Infrastructure fluency (AWS, Kubernetes, CI/CD)
• Cross‑team influence and ability to drive platform adoption

Benefits & Central Requirements (Zentrale Anforderungen)

• 100% Remote
• Equity
• Professional Growth
• Annual Paid Leave
• Geographic Specific Benefits
• Dynamic Team Culture