Wolfgang Dafert-AI Prompting Evaluation
Check rate
Experience
AI Prompting Evaluation
Powerfront
- Leveraged reasoning LLMs to design, optimize, and validate advanced prompt engineering strategies for complex use cases.
- Implemented Langfuse to establish robust prompt management and integrated AI evaluation pipelines for continuous performance monitoring.
Technical PM for GenAI
Pulsate
- Prototyped & validated concept: independently developed a fully self-coded PoC for an innovative marketing asset generator using OpenAI’s GPT Image 1, and set up Langfuse for evaluation.
- Led implementation & launch: directed the engineering team in building the production version and collaborated with the product head to define and execute the go-to-market strategy.
AI Consultant and Implementation
TSTPrep
- Designed and developed LLM-powered (GPT4o and Gemini) solutions for teacher support, automating complex student evaluations in a production solution.
- Implemented prompt engineering and evaluation frameworks to enable rapid iteration, resulting in a 50% reduction in content production time due to LLM usage.
- Developed n8n agent and agency swarm for internal business process automation.
AI Dev
Freelance
- Set up proof-of-concept pipelines to train and evaluate custom ML models for classification tasks, recognizing multiple ingredients in images.
- Gained experience with agentic GenAI projects in production environments.
- Deployed models to Vertex AI endpoints for testing, measured performance metrics, and iterated on improvements.
- Coordinated with cross-functional teams (designers, developers, marketing) to align AI features with user needs.
GenAI Consultant and Dev
Self-employed
- Use case consulting and corporate education (GenAI and Cursor IDE).
- Developed and deployed custom Retrieval-Augmented Generation (RAG) and chatbot solutions for clients utilizing fine-tuned LLMs hosted on Runpod and AWS SageMaker.
- Performed backend development in Python/FastAPI, integrating LangChain for streamlined query handling and Guardrails to enhance prompt security.
- Built open WebUI, Gradio, Telegram and several other AI chat frontends.
CTO
Unison Media
- Defined and implemented the technical vision and strategy for a New York–based media agency, overseeing the development and project management teams.
- Spearheaded the adoption of a Zoho intranet, SOPs, and training manuals to optimize staff efficiency, automate business processes, and streamline website development.
- Assisted the CEO and team with a successful migration to Zoho One.
CTO & Technical Lead
Sea.earth
- Led technical research and development for a blockchain-based (Algorand) environmental startup.
- Researched and delivered feasibility reports on utilizing smartphones for environmental data collection, resulting in a successful grant application for $50,000.
- Designed an architecture for storing blockchain data in the InterPlanetary File System (IPFS) to enhance data security and accessibility.
Project Manager
Cekaso
- Managed a team of 5+ developers to build custom POS software solutions for a leading European furniture purchasing group, resulting in a 15% reduction in order processing time.
- Played a key role in UI/UX design and client-facing project management, ensuring on-time and within-budget product delivery.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Media and Entertainment, Retail, Education, Food and Beverage, and Advertising.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Product Development, Information Technology, Project Management, Research and Development, and Marketing.
Summary
Self-organized and results-driven AI evaluation engineer & project manager with 11+ years of experience leading software development teams and 3+ years specializing in generative AI solutions. Proven expertise in LLM evaluation using LangSmith, Langfuse, and Weights & Biases, alongside strong capabilities in cloud platforms (AWS, GCP, Azure) and Agile project management. Skilled at shipping innovative AI applications and building robust evaluation pipelines to ensure quality, reliability, and measurable impact. Seeking a challenging remote role to deliver high-performing AI products and drive meaningful business results through technical depth and collaborative leadership.
Skills
Project Management
- Agile
- Tech Lead
- Cto
- Notion
- Clickup
- Jira
Generative Ai & Agent Frameworks
- Langchain
- Langsmith
- N8n Agents
- Langfuse
- Openai Products
Machine Learning & Engineering
- Evaluation
- Prompt Engineering
- Llm Fine-Tuning
- Pytorch
Programming Languages
- Java
- Python
- Javascript
- Typescript
Cloud Technologies & Mlops
- Aws Sagemaker
- Ec2
- S3
- Gcp Vertex Ai
- Cloud Functions
- Azure Machine Learning Studio
Soft Skills
- Self Organizing
- Result Driven
- Remote Team Management
Languages
Education
TU Braunschweig
Master's Degree · Computer Science - Usability · Braunschweig, Germany
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Wolfgang is based in Funchal, Portugal and can operate in on-site, hybrid, and remote work models.
Wolfgang speaks the following languages: German (Native), English (Advanced).
Wolfgang has at least 8 years of experience. During this time, Wolfgang has worked in at least 8 different roles and for 8 different companies. The average length of individual experience is 1 year and 11 months. Note that Wolfgang may not have shared all experience and actually has more experience.
Based on recent experience, Wolfgang would be well-suited for roles such as: AI Prompting Evaluation, Technical PM for GenAI, AI Consultant and Implementation.
Wolfgang's most recent position is AI Prompting Evaluation at Powerfront.
In recent years, Wolfgang has worked for Powerfront, Pulsate, TSTPrep, Freelance, and Self-employed.
Wolfgang is most experienced in industries like Information Technology, Media and Entertainment, and Retail. Wolfgang also has some experience in Education, Food and Beverage, and Advertising.
Wolfgang is most experienced in business areas like Product Development, Information Technology, and Project Management. Wolfgang also has some experience in Research and Development and Marketing.
Wolfgang has recently worked in industries like Information Technology, Media and Entertainment, and Retail.
Wolfgang has recently worked in business areas like Product Development, Information Technology, and Project Management.
Wolfgang holds a Master in Computer Science - Usability from TU Braunschweig.
The availability of Wolfgang needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 26 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Similar freelancers
Discover other experts with similar qualifications and experience
Martin Musiol
Robin Ochsner
Tungi Dang
Christian Weinbörner
Kai Kramer
Mathias Wilhelm
Ronald Foerster
Louis Guitton
Jürgen Fey
Yannick Schuchmann
Experts recently working on similar projects
Freelancers with hands-on experience in comparable project as a AI Prompting Evaluation
Ursula Maria Mayer
Martin Ratajczak
Alessandro Pedori
Manuel Pasieka
Tim Raveneau
Karl Estermann
Florian Dietz
René Welland
Stephan Fröde
Julien Look
Nearby freelancers
Professionals working in or nearby Funchal, Portugal
Bernardo Teixeira
Alexander Bock
Dennis Zietkoff
Rajeev Kumar
Yonatan Maoz
Brahim Bouali
Andrea Fonseca
Thanwa Chaichankanchang
Marie Schmidtsdorf
Julia Rymer
