Wolfgang Dafert

Founded and led an AI engineering company, delivering AI solutions for clients and building LLM and voice agent systems.

Built the real-time interview engine for Madita.ai, an AI voice interview platform, and led the test and evaluation system. Achieved zero customer impact during model rollouts and reduced median reply delay from 2.8s to 1.87s.

Built a PII guard for the LLM pipeline and coded the proof of concept for a GenAI marketing asset generator. Led the engineering team through the production build for a supplier into regulated mobile banking.

Implemented Langfuse prompt management and evaluation pipelines for continuous monitoring. Designed and validated prompting strategies with reasoning models for complex retail cases.

Shipped LLM-powered teacher support that automates complex student evaluations in production. Built prompt engineering and evaluation frameworks enabling rapid iteration, achieving a 50% reduction in content production time.

Owned technical vision and delivery for a media agency, running development and project management. Rolled out a Zoho intranet, SOPs and training that automated core business processes.

Led the development team building custom POS software for a European furniture purchasing group, achieving 15% faster order processing.

Completed a Magister degree in Applied Psychology with a focus on Usability, with a master thesis on navigational training in real and immersive virtual environments.

Completed a Magister degree in Applied Psychology with a focus on Usability, with a master thesis on navigational training in real and immersive virtual environments.