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Senior Fullstack Engineer & AI Agent Builder with 20+ years of experience (since 2004). I specialize in building production-ready B2B SaaS platforms and integrating AI directly into business workflows — as AI Agents, RAG systems, or LLM-powered automation. Most recently I led CAROLINE, a cloud-based ERP for the automotive reconditioning industry (Go, Angular, GCP), achieving 99.9% uptime and processing 140,000+ vehicle dossiers across Europe. Current focus: AI Agent development with n8n, LangChain, and Vertex AI. I design RAG pipelines, LLM integrations (OpenAI, Gemini), and workflow automation that turns complex data into actionable results. Core stack: Angular, Go, Firebase, Google Cloud Platform, Docker. 2x Hackathon winner (Trier City Hack 2019, Mosel Wine Hack 2018). Based in Trier, Germany — available fully remote.…Senior Fullstack Engineer & AI Agent Builder with 20+ years of experience (since 2004). I specialize in building production-ready B2B SaaS platforms and integrating AI directly into business workflows — as AI Agents, RAG systems, or LLM-powered automation. Most recently I led CAROLINE, a cloud-based ERP for the automotive reconditioning industry (Go, Angular, GCP), achieving 99.9% uptime and processing 140,000+ vehicle dossiers across Europe. Current focus: AI Agent development with n8n, LangChain, and Vertex AI. I design RAG pipelines, LLM integrations (OpenAI, Gemini), and workflow automation that turns complex data into actionable results. Core stack: Angular, Go, Firebase, Google Cloud Platform, Docker. 2x Hackathon winner (Trier City Hack 2019, Mosel Wine Hack 2018). Based in Trier, Germany — available fully remote.

Michael Esch

Full Stack Developer, Web Developer, Cloud Developer, +3

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Senior Fullstack Engineer & AI Agent Builder with 20+ years of experience (since 2004). I specialize in building production-ready B2B SaaS platforms and integrating AI directly into business workflows — as AI Agents, RAG systems, or LLM-powered automation. Most recently I led CAROLINE, a cloud-based ERP for the automotive reconditioning industry (Go, Angular, GCP), achieving 99.9% uptime and processing 140,000+ vehicle dossiers across Europe. Current focus: AI Agent development with n8n, LangChain, and Vertex AI. I design RAG pipelines, LLM integrations (OpenAI, Gemini), and workflow automation that turns complex data into actionable results. Core stack: Angular, Go, Firebase, Google Cloud Platform, Docker. 2x Hackathon winner (Trier City Hack 2019, Mosel Wine Hack 2018). Based in Trier, Germany — available fully remote.…Senior Fullstack Engineer & AI Agent Builder with 20+ years of experience (since 2004). I specialize in building production-ready B2B SaaS platforms and integrating AI directly into business workflows — as AI Agents, RAG systems, or LLM-powered automation. Most recently I led CAROLINE, a cloud-based ERP for the automotive reconditioning industry (Go, Angular, GCP), achieving 99.9% uptime and processing 140,000+ vehicle dossiers across Europe. Current focus: AI Agent development with n8n, LangChain, and Vertex AI. I design RAG pipelines, LLM integrations (OpenAI, Gemini), and workflow automation that turns complex data into actionable results. Core stack: Angular, Go, Firebase, Google Cloud Platform, Docker. 2x Hackathon winner (Trier City Hack 2019, Mosel Wine Hack 2018). Based in Trier, Germany — available fully remote.

Available to hire

Senior Fullstack Engineer & AI Agent Builder with 20+ years of experience (since 2004). I specialize in building production-ready B2B SaaS platforms and integrating AI directly into business workflows — as AI Agents, RAG systems, or LLM-powered automation.

Most recently I led CAROLINE, a cloud-based ERP for the automotive reconditioning industry (Go, Angular, GCP), achieving 99.9% uptime and processing 140,000+ vehicle dossiers across Europe.

Current focus: AI Agent development with n8n, LangChain, and Vertex AI. I design RAG pipelines, LLM integrations (OpenAI, Gemini), and workflow automation that turns complex data into actionable results.

Core stack: Angular, Go, Firebase, Google Cloud Platform, Docker.

2x Hackathon winner (Trier City Hack 2019, Mosel Wine Hack 2018). Based in Trier, Germany — available fully remote.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

German

Fluent

English

Fluent

French

Beginner

Work Experience

Lead Full Stack Engineer & Co-Founder at B2B4-Check S.A. / CAROLINE

March 1, 2020 - Present

Leading the technical strategy and architecture for a cloud ERP platform (CAROLINE) for the automotive reconditioning industry. Drove migration to a serverless architecture using Google Cloud Run and Angular. Implemented scalable NoSQL data structures in Firestore, enabling 99.9% uptime and multi-location scalability. Built a companion mobile app (CARTRON) using Ionic/Angular for on-site data entry. Led product development, DevOps, and cross-functional collaboration with clients.

Software Developer (Freelance) at Esch Software

February 1, 2020 - Present

Developed hardware- and cloud-focused software solutions with emphasis on IoT, cloud, and B2B SaaS. Built a monitoring system for Smart Micro Solar using ESP32 (C++) with an Ionic/Angular front end.

Software Developer at Fancy Software (Self-employed)

February 1, 2015 - January 1, 2020

Full-stack tasks including web hosting, server management, backend development, and app/module development for PrestaShop. Responsible for successful delivery of various customer projects.

Java Software Developer at MeetingsMasters.de

March 1, 2011 - January 31, 2015

Supported development department as a working student; after completing studies took a full-time position and contributed to the ongoing development of Java-based applications.

Ausbildung Fachinformatiker at Agfa HealthCare

November 1, 2006 - May 1, 2009

XHTML web portal conversion, server-side resizing of HTML components, and development of custom components during training.

Lead Full Stack Engineer & Co-Founder at CAROLINE (S.A.), Luxembourg

March 1, 2020 - October 1, 2021

Led the technical direction for a cloud-based ERP system for automotive reconditioning. Spearheaded migration to a serverless architecture using Google Cloud Run (Go) and Angular. Achieved 99.9% uptime and processed 140,000+ vehicle dossiers, enabling multi-location enterprise clients. Built a mobile companion app include CARTRON for on-site data entry (Ionic/Angular).

Consultant / Co-Founder at CAROLINE (S.A.), Luxembourg

October 1, 2021 - Present

Continued as a consultant and co-founder delivering ongoing product and architectural work for CAROLINE after transitioning from full-time role.

Java Software Developer at Meeting Masters.de

March 1, 2011 - January 31, 2015

Supported the development department as a working student; contributed to the advancement of features and later took on a full-time role in software development.