Senior Ai Engineer Vila Nova da Barquinha

Senior Ai Engineer
Vila Nova da Barquinha
Vila Nova da Barquinha, Santarém, Portugal

At Backsie Inc (Permanent)

Expires at:

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,
- tune, and deploy
- agent LLM architectures for
- time conversational experiences

- Design and optimize
- 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

Main requirements

Requirements

- 4–7 years of experience in AI, NLP, or related fields

- Proven expertise with LLM
- tuning, Lang
Chain, or Open
AI API orchestration

- Experience with
- agent orchestration and task distribution

- Strong grasp of RAG frameworks, vector databases, and context retrieval

- Familiarity with Python, Fast
API, Postgre
SQL, 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
- 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
- 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
-
-
- time position with potential equity after fundraising.