Gero Doll

Senior Technical Artist & Generative AI Specialist

Merging artistic insight with deep technical knowledge to push creative boundaries in real-time rendering and AI-driven content generation.

About

As a seasoned Technical Artist with over 10 years of expertise in real-time rendering and digital content creation, I specialize in the practical application and integration of Generative AI within real-time pipelines, virtual production, and product visualization.

My expertise includes developing custom Gen AI tools, optimizing complex workflows, and pioneering innovative solutions using technologies like Unreal Engine and advanced AI-driven content generation techniques. I effectively merge artistic insight with deep technical knowledge to push creative boundaries.

Core Skills

Unreal Engine & Visualization

UE5, Real-time Visualization, Blueprints, Shaders, Materials, Lighting, Virtual Production

Generative AI & LLM Integration

ComfyUI, Stable Diffusion, LoRA Training, OpenAI API, Eleven Labs, Whisper, Custom LLMs

3D & Design Tools

Houdini, Cinema 4D, ZBrush, Blender, Marmoset, Substance Painter/Designer, SpeedTree

Software Development

Python, C++ (Unreal), Git, Perforce, Pipeline Development, Workflow Automation

Featured AI Projects & Workflows

ComfyUI Prompt Generator Icon

ComfyUI Prompt Generator

A custom ComfyUI node that generates detailed Stable Diffusion prompts using Qwen3-8B running locally via Ollama. Features 7 style presets (Cinematic, Anime, Photorealistic, Fantasy, Abstract, Cyberpunk, Sci-Fi), mood and atmosphere controls, and adjustable creativity parameters — all integrated directly into ComfyUI workflows.

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Prompt LoRA Trainer

Prompt LoRA Trainer

QLoRA fine-tuning pipeline for training Qwen3-4B to generate cinematic video diffusion prompts. Specializes in the De Forum Art Film aesthetic — noir-influenced, atmospheric, psychologically minimal. Features eval split with early stopping, WandB monitoring, and full export to GGUF/Ollama for local deployment.

View on GitHub
Multi-Vision Toolkit Feature Image

Multi-Vision Toolkit

A comprehensive Python toolkit for local deployment of Microsoft's Florence-2 vision model. Process images with state-of-the-art computer vision capabilities including object detection, image captioning, and visual analysis.

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ComfyUI Transparency Background Remover Node Icon

Transparency Background Remover

A powerful custom node for ComfyUI that efficiently removes backgrounds and handles transparency, streamlining complex image composition workflows.

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ComfyUI Depth Estimation Node Icon

Depth Estimation Node

A custom Python-based node that provides accurate depth estimation from 2D images. Essential for 3D reconstruction, depth-aware masking, and post-processing effects in generative workflows.

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ComfyUI Random Seed Generator Node Icon

Random Seed Generator

A utility node for ComfyUI that provides advanced control over seed generation, ensuring reproducibility and enabling precise iteration in generative art workflows.

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ComfyUI Face Detection Node Icon

Face Detection Node

An advanced face detection node for ComfyUI, leveraging state-of-the-art models to accurately identify and process faces within complex scenes for targeted editing and enhancement.

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Let's Connect

I'm currently open to new opportunities and collaborations. Feel free to reach out via email or connect with me on social media.

gero@limbicnation.com