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Backend Engineer, AI (Agent Systems)

bjakcareerIrelandActAI 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 Backend Engineer, AI (Agent Systems) position at bjakcareer is located in Ireland and suits software professionals focused on production inference and orchestration layers. This role centers on building stable APIs and maintaining high reliability for automated assistant systems.

Role Overview

The Backend Engineer, AI (Agent Systems) manages the inference and orchestration layer supporting all artificial intelligence interactions within the product. This professional builds production systems that convert raw model capabilities into fast, stable, and observable APIs for mobile and desktop platforms.

Key Responsibilities

Construct and maintain backend infrastructure delivering artificial intelligence features in live environments.
Architect inference pipelines, orchestration layers, and service boundaries surrounding models.
Handle operational requirements including monitoring, logging, alerting, and incident management.
Tune latency and throughput via inference optimization, caching, batching, and streaming techniques.

Requirements

Solid background in backend software engineering within production settings.
Practical background operating high-throughput and low-latency services.
Exposure to artificial intelligence inference patterns such as large language models, embeddings, and multimodal models.
Capability to troubleshoot distributed systems operating under heavy loads.
Orientation toward deploying software rapidly and learning from real-world usage.

Skills and Tools

Python
Node.js
PyTorch
OpenAI, Anthropic, and open-source large language models
SQL and NoSQL databases
Kubernetes
Docker

About the Company

ACTAI develops proactive applications intended to replace basic tools like email, notes, tasks, calendar, and workflows with minimal to no prompting required. The organization focuses on long-running workflow reliability, persistent context, and real-world task execution to reduce hallucinations and assist billions of users.

How to Apply

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

Skills and tech stack

Questions candidates ask

What is the location for the Backend Engineer, AI (Agent Systems) role?

The position is based in Ireland.

What are the core technical focuses of this role?

The role focuses on building production backend systems, designing inference pipelines and orchestration layers, managing monitoring and incident response, and optimizing latency and throughput.

What technologies are used in the tech stack?

The tech stack includes Python, Node.js, PyTorch, OpenAI, Anthropic, open-source large language models, SQL, NoSQL, Kubernetes, and Docker.

How many interview rounds can candidates expect?

Candidates will undergo between 3 and 4 interviews, conducted via virtual meetings and/or onsite.

Ready to apply?

The application is on the official bjakcareer careers page.

Apply on company site