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Applied AI Engineer

bjakcareerPolandActAI 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

Based in Poland, the Applied AI Engineer position involves transforming machine learning capabilities into reliable product behavior for everyday user applications. This role is a strong fit for professionals skilled in machine learning, systems engineering, and product development who want to build proactive smart assistant technology.

Role Overview

The Applied AI Engineer position at bjakcareer focuses on turning artificial intelligence models into practical, real-world product features. The professional in this position will manage problems from start to finish, which includes shaping model behavior, constructing supporting systems, and guaranteeing dependable performance in production environments.

Key Responsibilities

Build and deliver artificial intelligence features completely from the underlying model to the user experience.
Create and refine prompts, tools, memory structures, and agent workflows.
Convert raw model outputs into structured, predictable, and dependable behaviors.
Troubleshoot challenges across the entire technology stack, covering models, orchestration, infrastructure, and user interfaces.
Improve performance regarding latency, financial cost, and production reliability.
Create lightweight evaluation frameworks to measure real-world application performance.
Collaborate with product and engineering teams to convert complex problems into functioning systems.

Requirements

Possess a strong foundation in machine learning alongside modern neural network architectures.
Demonstrate practical experience involving the training, fine-tuning, or deployment of machine learning models.
Write clean and production-ready code.
Demonstrate comfort operating across various abstraction layers ranging from models to infrastructure and product.
Apply strong problem-solving capabilities within ambiguous and fast-paced environments.
Maintain a focus on shipping features, iterating quickly, and continuously improving.

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

bjakcareer develops a proactive smart assistant designed to bring intelligence to everyday conversations, errands, organization, and workflows for users globally. The organization values small teams that make collective decisions, operate quickly, and balance high-quality work with continuous learning.

How to Apply

Interested candidates should apply directly on the official company careers page.

Skills and tech stack

Questions candidates ask

Where is the Applied AI Engineer role located?

The position is based in Poland.

What technologies and tools are part of the tech stack?

The tech stack includes Python, PyTorch, JAX, Large Language Models like OpenAI-style APIs, LLaMA, and Qwen, inference and serving solutions like vLLM, and vector databases.

What is the focus of the product being built?

The product focuses on creating a proactive smart assistant for everyday users to bring intelligence to conversations, errands, organization, and workflows with minimal prompting, achieving high reliability for long-running workflows.

What does the interview process look like?

The interview process consists of three to four interviews evaluated by technical team members, conducted through virtual meetings and/or onsite sessions.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site