About Stefan
- ROI Audit & Use Case Scouting for AI & Automation Projects
- Conception & Software Architecture for AI-powered Process Automation
- Development of Multi-Agent Systems (e.g., with CrewAI)
- Human-in-the-Loop & Safety Mechanisms for Productive AI Deployment
- Workflow Automation (Airflow, Budibase, API Orchestration)
- RPA Development with UiPath & Python/Selenium
- Guardrails, Testing & Quality Assurance according to ISTQB / Langfuse
- Monitoring & Observability (Langfuse, Prometheus, Grafana)
- Project Management & Delivery as a Certified Scrum Master
German
Native or bilingual
English
Fluent
Experience
- FreelancerFreelance Developer for AI Workflows & Process AutomationDIGITAL AND ITOctober 2025 - Today (10 months)Osnabrück, GermanyFreelancer for ROI assessment, conception, and development of AI agents and workflows.ROI calculation, development, testing & deployment from a single source.Technologies: LangGraph, CrewAI, Apache Airflow, Postgres SQL, Snowflake, ReactJS, UiPath.Project Management: Scrum MasterMore information: https://wigbers-automation.de/
- MUUUH! GroupSenior Developer - Data & Process AutomationDIGITAL AND ITJanuary 2024 - October 2025 (1 year and 9 months)Osnabrück, GermanyTechnical project management & development of AI agents and workflows, primarily for clients in the automotive industry. Partial processes of these workflows were mapped using RPAs (Ui-Path) due to a lack of interfaces.Technologies: LangGraph, CrewAI, Apache Airflow, Postgres SQL, ReactJS, UiPath.
- MUUUH! Consulting GmbHConsultant/Advanced Consultant - BI & Process AutomationCONSULTING AND AUDITSFebruary 2022 - February 2024 (2 years)Osnabrück, NI, GermanyConception & development of AI agents and workflows, primarily for clients in the automotive industry. Partial processes of these workflows were mapped using RPAs (Ui-Path) due to a lack of interfaces.Technologies: LangGraph, CrewAI, Apache Airflow, Postgres SQL, ReactJS, UiPath.
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Education
- Information Systems M.Sc.Universität Osnabrück2022M.Sc.
- Information Systems B.Sc.Universität Osnabrück2018Bachelor of Science - BS
Certifications
- SnowPro Core CertificationSnowflake2023