Platform Engineer: Own Production Money Systems with AI

Klarna; Stockholms kommun; Hybrid; SEK 900,000 - 1,300,000; Full time

Job summary

At Klarna, we're building an everyday finance network. This engineer role focuses on owning production code from day one and tackling problems that move money for millions of users. The team emphasizes fast learning, clear ownership, and strong documentation.

You'll join a collaborative environment that values hands-on work, AI as a practical tool, and lucid communication. Diversity, co-located teams, and ongoing problem solving are central to the role.

Qualifications

• Built things beyond coursework or assignments
• Able to learn a large codebase quickly
• Explain a system to someone outside your field
• Be explicit about your personal contributions over team work

Responsibilities

• Own real production code from day one.
• Take a vaguely defined problem, ask clarifying questions, and deliver a working solution.
• Learn a large unfamiliar codebase faster than you are comfortable and document the part nobody wrote down.
• Make small decisions and explain what you decided against; the process matters more than the size.
• Use AI as a working method and justify the output before shipping.
• Ask for review, act on it, and give it back to others who contribute.

Skills

Production-grade code

Problem solving

Learning quickly

Documentation

Job description

At Klarna, we're building an everyday finance network. This engineer role focuses on owning production code from day one and tackling problems that move money for millions of users. The team emphasizes fast learning, clear ownership, and strong documentation.

You'll join a collaborative environment that values hands-on work, AI as a practical tool, and lucid communication. Diversity, co-located teams, and ongoing problem solving are central to the role.