Python GenAI Backend Developer Available for Freelance Projects, Budapest

Python and GenAI backend developer with 14+ years of professional experience, actively building production AI systems since 2022. Available for remote freelance or B2B contract projects with EU and US companies.
GenAI specializations: End-to-end generative AI pipelines, multi-model API orchestration (Anthropic Claude, OpenAI GPT, Google Gemini/VEO, Blackforest Flux, FAL, ElevenLabs), ComfyUI workflow design and custom node development, LLM integration, prompt engineering, LoRA training, GPU cloud deployment (Modal, RunPod, GCP), FastAPI, async processing.
Backend foundation: PHP backend developer since 2010 — Laravel, PostgreSQL/PostGIS, RESTful APIs, OAuth2, payment systems (Stripe), geospatial data, real-time systems, enterprise ERP/SAP integration.
Recent projects include: Automated product advertisement pipeline (product data → AI content → image/video generation), and a natural language-to-SQL interface eliminating SQL knowledge requirements for business users.
Open-source ComfyUI node package published on GitHub. AI industry articles on Substack.
Seeking technically focused roles only — custom AI workflow development, multi-model orchestration, B2B AI product implementation. Not interested in recruitment agencies or client-facing positions.
Full CV with project details and references sent on request.