> Markdown version of [/jobs/ext/3588099-full-stack-software-engineer-min-3-years-exp-ai-native-startup](https://www.wearedevelopers.com/jobs/ext/3588099-full-stack-software-engineer-min-3-years-exp-ai-native-startup). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full-Stack Software Engineer (min 3 years exp) - AI Native Startup - **Company:** Auxilius - **Location:** München, Germany - **Experience:** Experienced - **Contract:** Temporary contract - **Skills:** Clean Code Principles, Java (Programming Language), Test Suite, Artificial Intelligence, Amazon Web Services, Microsoft Azure, Cloud Engineering, Continuous Integration, Software Design Patterns, DevOps, Software Deployment, Software Engineering, TypeScript, Pulumi, ReactJS, Claude Code, Spring-boot, Solid Principles, Kubernetes, Bicep, Terraform, Domain Driven Design, Domain Model - **Published:** October 5, 2026 - **Apply:** https://www.careerjet.de/jobad/de2001b82e2c7a59de61a841ff21e0c813 ## About the Role Absolute must-haves * Minimum 3 years of full-time experience * You are opinionated and passionate about good code design * Solid, hands-on experience with Claude Code (or comparable AI-assisted development workflows) * Solid, hands-on experience with Java and Spring Boot * Solid, hands-on experience with TypeScript and React * SOLID principles & clean code * Design patterns Nice to haves * Experience with TDD and/or BDD * Working knowledge of Kubernetes and cloud-native application development * Azure or AWS infrastructure-as-code (e.g. Pulumi, Terraform, Bicep) * C4 modelling & Arc42 framework * Experience with Domain Driven Design (DDD) * Reliable CI/CD pipelines and release processes * Continuous improvement loops (post-incident reviews, operational learning, and prioritizing reliability work) ## Description You'll join an early-stage, AI-native startup with a product that has already proven market fit. We build cutting-edge AI solutions for Governance, Risk and Compliance (GRC) for enterprises around the world. Our customers are auditors, risk managers, and compliance teams, which means evaluation rigor, auditability, and EU AI Act readiness aren't afterthoughts for us. They're product requirements. Tasks As a Full-Stack Engineer (m/f/d), you'll be one of the early full-time engineers, working closely with our senior engineers, Co-Founders and CTO. You'll ship features across the stack - from Spring Boot services to React frontends - and grow into broader ownership as the team and product scale. In the first 6-12 months you will have: * Shipped meaningful features end to end, from backend APIs to the user-facing React interface * Clarified and communicated the core domain model using DDD principles * Introduced/standardized an AI-driven development process, from feature specs to production deployment * Contributed to a healthy test suite and a reliable CI/CD pipeline * Deployed and operated services on Kubernetes, learning our cloud-native infrastructure hands-on Responsibilities * Collaborate with the team to find strong solutions to new types of problems in an AI-first architecture * Embrace a DevOps-style approach across the full specification * development * delivery lifecycle (inspired by the DevOps Handbook) * Propose and implement approaches to make delivery faster and more reliable (e.g., improving flow, feedback loops, and recovery) * Implement and evolve monitoring/observability across systems (metrics, logs, traces, alerting) so we can detect issues early and learn from production * Collaborate with the team to develop an AI-driven development process from feature specs down to production deployment * Plan & document backend architecture in the Arc42 framework * Extend & communicate the domain model using DDD principles * Manage and extend application infrastructure on Azure with Pulumi