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Applied AI Engineer

bjakcareerPortugalActAI Engineering
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Salary
Not listed
Job type
Full-time
Work mode
Remote
Experience
Mid
Posted
28 Sept 2026
Status
Open · checked 7d ago

About this role

The Applied AI Engineer role at bjakcareer in Portugal involves translating machine learning capabilities into functional product features and is suited for professionals experienced in machine learning, systems, and product development. ACTAI builds proactive applications aimed at users who do not rely on complex prompting, focusing on reliable long-running workflows and persistent context.

Role Overview

The Applied AI Engineer bridges the gap between machine learning models, system architecture, and user experience. Professionals in this position manage problems from initial model shaping through to production reliability.

Key Responsibilities

Deliver AI features completely from the underlying model to the user interface.
Create and refine prompts, tools, memory structures, and agent workflows.
Convert raw model responses into predictable and structured actions.
Troubleshoot system issues spanning models, infrastructure, orchestration, and user experience.
Enhance production reliability while managing latency and operational costs.
Create simple evaluation frameworks for measuring real-world performance.
Partner with product and engineering teams to transform complex challenges into functioning systems.

Requirements

Possess a solid background in machine learning along with modern neural network architectures.
Demonstrate practical experience in training, fine-tuning, or deploying machine learning models.
Write clean and production-ready code.
Navigate multiple abstraction layers ranging from models to infrastructure and products.
Solve problems effectively within dynamic and ambiguous settings.
Focus on rapid shipping, iteration, and ongoing enhancement.

Skills and Tools

Python
PyTorch
JAX
Large Language Models including OpenAI-style APIs, LLaMA, and Qwen
Inference and serving tools such as vLLM
Vector Databases

About the Company

ACTAI develops proactive applications designed to bring intelligence to everyday tasks, communication, and workflows with minimal prompting. The organization focuses on reducing hallucinations and delivering reliable long-running workflows for users globally.

How to Apply

Interested candidates should visit the official company careers page to submit an application.

Skills and tech stack

Questions candidates ask

What is the primary focus of the Applied AI Engineer position?

The focus is on turning model capabilities into real product behavior, building AI features end-to-end, and ensuring reliability in production.

Where is the position located?

The position is located in Portugal.

What technologies and frameworks are part of the tech stack?

The tech stack includes Python, PyTorch, JAX, LLMs like LLaMA and Qwen, inference tools such as vLLM, and vector databases.

What does the interview process involve?

The interview process consists of three to four virtual or onsite interviews evaluated by technical team members.

What is the mission of ACTAI?

The mission is to build proactive applications with minimal to no prompting for users globally, bringing intelligence to daily workflows and tasks.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site