Senior AI Engineer (LLM + Multi-Agent Systems)

Backsie Inc; Firenze; Remoto; EUR 50.000 - 70.000; Tempo pieno

Descrizione del lavoro

A technology startup is seeking a Senior AI Engineer to lead the development of an emotionally intelligent chatbot. The role involves fine-tuning LLMs and designing AI systems for text and voice interactions. Candidates should have 4–7 years of experience in AI or NLP and a strong understanding of user experience. The position starts as a contract-to-full-time role with potential equity after fundraising.

Servizi

Potential equity after fundraising

Work directly with the founder

Join an early-stage startup

Competenze

• 4–7 years of experience in AI, NLP, or related fields.
• Proven expertise with LLM fine-tuning, LangChain, or OpenAI API orchestration.
• Strong grasp of RAG frameworks, vector databases, and context retrieval.

Mansioni

• Develop and deploy multi-agent LLM architectures for conversational experiences.
• Design low-latency AI systems for text and voice interaction.
• Collaborate with backend engineers to integrate logic flow.

Conoscenze

LLM fine-tuning

NLP

AI systems design

User experience empathy

Strumenti

Python

AWS

PostgreSQL

Descrizione del lavoro

Expires at : 2026-01-26

Remote policy : Global remote

Role Overview

We’re seeking a highly skilled Senior AI Engineer with deep experience using LLMs to power conversational agents. You’ll lead the development of our emotionally intelligent chatbot that helps users navigate personal challenges, identify cognitive distortions, and discover constructive next steps.

Responsibilities

• Develop, fine-tune, and deploy multi-agent LLM architectures for real-time conversational experiences
• Design and optimize low-latency AI systems for seamless text and voice interaction
• Collaborate with backend engineers to structure logic flow and integrate behavioral reasoning layers
• Implement RAG (Retrieval-Augmented Generation) pipelines and safeguard relevance and accuracy
• Prototype, test, and iterate to achieve emotionally attuned and logically coherent responses
• Contribute to product direction, agent orchestration strategies, and upcoming Beta architecture

Requirements

• 4–7 years of experience in AI, NLP, or related fields
• Proven expertise with LLM fine-tuning, LangChain, or OpenAI API orchestration
• Experience with multi-agent orchestration and task distribution
• Strong grasp of RAG frameworks, vector databases, and context retrieval
• Familiarity with Python, FastAPI, PostgreSQL, and AWS preferred
• Deep empathy for user experience and mental health use cases
• Excellent communication and collaborative mindset

Nice to have

• Bonus
• Prior experience in mental health, wellbeing, or human-AI interaction
• Familiarity with CBT / DBT frameworks or emotional reasoning models

Benefits & Perks

Why Join Us

We’re building something profoundly human — technology that listens and empowers. You’ll join an early-stage startup with a validated concept, working directly with the founder and core team to prepare for our Beta and Q1 2026 fundraising round.

The role starts as a contract-to-full-time position with potential equity after fundraising.