Staff AI Engineer: Frontline AI & Infrastructure

Bittium; Espoo; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work Espoo

Hybrid work Oulu

Competitive pay

Job summary

Bittium is hiring two Members of Technical Staff for the AI Office in Espoo or Oulu. You will shape AI infrastructure and agent-based products used in defence, public safety and healthcare sectors, collaborating directly with the Head of AI.

We value hands-on excellence, rapid delivery, and strong opinions on AI development in complex, real-world environments. You will join a team delivering AI-native solutions with hardware-in-the-loop, privacy, and security considerations, and your work may

Qualifications

• Mastered the craft of working with language models: prompting, context, agent skills, multi-agent orchestration and compiling intent into working software.
• Build real software fast with coding agents and have opinions about agentic development's direction.
• Strong full-stack engineering with frontend, APIs, databases, auth and deployment in our Go/Python/TypeScript/SolidJS/Svelte/Postgres stack.
• Excellent software engineering fundamentals: architecture, data modeling, clean interfaces, testing, Linux and networking.
• Fluent English and at least working Finnish.

Responsibilities

• Keep us ahead by understanding the AI takeoff: models, hardware, tools, and industry directions.
• Go where the work is: collaborate with legal, finance, sales, R&D or production to build AI-enabled solutions.
• Run and grow our AI infrastructure and applications: inference on GPUs, services, and end-user apps with weekly model releases.
• Build the AI our products run on: maintain agent harnesses, models, safeguards across battlefield conditions.
• Make models ours: post-train open-weights and beating general-purpose ones at our tasks.
• Make agents safe to trust: alignment and hard boundaries when models go wrong.

Skills

Full-stack engineering

Agent orchestration

Strong software fundamentals

English & Finnish proficiency

Linux & networking

Tools

Go

Python

TypeScript

SolidJS

Svelte

Postgres

Job description

Bittium is hiring two Members of Technical Staff for the AI Office in Espoo or Oulu. You will shape AI infrastructure and agent-based products used in defence, public safety and healthcare sectors, collaborating directly with the Head of AI.

We value hands-on excellence, rapid delivery, and strong opinions on AI development in complex, real-world environments. You will join a team delivering AI-native solutions with hardware-in-the-loop, privacy, and security considerations, and your work may