DANIEL KIRCHNERSoftware Architect · Cloud & DevOps · AI

Services

From architecture to deployment – everything from a single source.

Software Architecture

Scalable system architectures for modern applications. From the first sketch to production-ready solutions – focused on maintainability, performance and future-proofing.

Recent: Architecture of a cloud-based data platform for ML, reporting & real-time events.

Cloud & DevOps

Kubernetes infrastructures, CI/CD pipelines and cloud migrations (Azure, AWS, OVH). Infrastructure as Code with Terraform – automated, reproducible, secure.

Recent: Migration of a nationwide government application from legacy J2EE to Kubernetes.

AI Engineering

Integration of AI into existing products: RAG pipelines, LLM-based chatbots, MCP servers following the Model Context Protocol. From prototype to production with LangChain and OpenAI.

Recent: AI chatbot with RAG pipeline – automatically answers user queries based on 500+ knowledge items.

Full-Stack Development

Backend with Java, Kotlin or Node.js – using proven frameworks like Spring Boot, Quarkus or NestJS. Frontend with Vue.js, React or Next.js. End-to-end implementation of complex web applications.

Recent: Holistic platform for pandemic response including mobile app, client application and AI diagnostics.

Tech Lead / CTO as a Service

Technical leadership for teams and projects without internal CTO resources. Architecture reviews, technology decisions, developer mentoring.

Recent: Technical lead of a development team at an AI startup.

Why me?

Cloud + AI from one source

One of the few freelancers combining cloud architecture and AI engineering – no either-or.

Hands-on to deployment

Not just consulting and slides – I implement myself and bring solutions to production.

Regulated industries

Proven experience in healthcare, public administration and public transit.

Full-Stack Ownership

From infrastructure through backend to frontend – one point of contact for the entire stack.