Senior Backend Engineer (AI)

TL;DR

Senior Backend Engineer (AI): Developing and maintaining an internal LLM agent framework with an accent on scalability, parallelism, and system observability. Focus on building automated LLM evaluation pipelines and designing robust backend services within a cloud-native architecture.

Location: Must be based in Europe (Fully remote)

Company

hirify.global is a startup building award-winning AI products, including voice assistants and agentic architectures, with a focus on privacy and on-premises deployment.

What you will do

• Develop and maintain the internal LLM agent framework focusing on scalability and parallelism.
• Ensure system reliability and observability through metrics, tracing, and monitoring.
• Collaborate with ML/NLP teams to adapt the framework for specific customer use cases.
• Build and support automated LLM evaluation pipelines.
• Design backend services using Python and modern cloud-native architecture.

Requirements

• 6+ years of production experience with Python.
• At least 2 years of hands-on experience with async Python (FastAPI, aiohttp) in production.
• Ability to debug issues across service boundaries.
• Comfortable working with partially defined tasks and evolving requirements.
• Ready to work in a fast-changing, high-uncertainty environment.
• Open to using AI tools in daily development and troubleshooting.

Nice to have

• Experience with AI Tracing Tools like LangSmith.

Culture & Benefits

• Fully remote work across Europe.
• 21 vacation days plus public holidays and 5 sick days.
• Private English lessons via Preply.
• Company-paid subscriptions to top AI tools including ChatGPT, Claude, and Cursor.
• High engineering bar with real ownership and fast career progression.