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AI-First Software Engineer (m/w/d) - Backend & Platforms

KarlsruheFull-time2026-02-12 → 2026-10-09
Hybrid

Core

Backend and platform engineer who uses AI agents (Claude) as the primary mechanism for software development while maintaining strong classical coding skills to critically evaluate and refine AI-generated code.

Role type

Senior IC backend software engineer (AI-first)

Builds

APIs, services, integrations, and automations for engineering and e-commerce applications

Domain

E-commerce / Retail IT

Deliverable

production ML models

Required skills

C#, Go, PHP/Symfony, Software architecture, relational databases (MySQL/MSSQL), Docker, CI/CD, Prompt engineering, AI output critical evaluation

Preferred skills

E-commerce domain experience, Klaviyo, CDPs, Marketing automation, Kubernetes, AWS, Terraform, Camunda/BPMN, xUnit.net

Responsibilities

Translate business requirements into precise prompts and orchestrate complete solutions; Refine AI-generated code to production-ready standards including tests, security, and maintainability; Build reusable prompt structures, workflows, and AI templates; Collaborate with business units and ship regularly to production