Berlin based developer building production-ready product interfaces, full-stack web apps, and practical AI automation workflows with TypeScript, Next.js, Astro, n8n, and PostgreSQL.
Product-grade frontend engineering
Clean, responsive interfaces with strong UX, maintainable component structure, and implementation detail that holds up beyond a demo.
Full-stack product slices
Web apps that connect UI, backend logic, data, auth, forms, deployment, and tests into usable product flows.
AI automation and agent workflows
n8n and agent systems that connect tools like Gmail, Calendar, Notion, Telegram, GitHub, and custom memory layers.
| Stackwerkhaus Portfolio | Current production website for Stackwerkhaus with Next.js 16, React 19, Drupal-backed publishing, MDX case studies, GSAP motion, SEO primitives, and live deployment. |
| AI Agent Workflow | Public, sanitized n8n workflow for a personal AI operations agent with Telegram, Gmail, Calendar, Notion, GitHub memory, schedules, and leak validation. |
| SalesID | AI sales copilot case for macOS with consent-gated screen capture, OCR, local STT/RAG/LLM services, and compact German live-call suggestions. |
| Codariq | Live Astro landing page and lead flow for a DACH AI automation offer with package framing, quiz UX, SEO/legal pages, Vitest, and Playwright coverage. |
| TravelArranger V1 | Currently-building SvelteKit and Supabase travel-planning product with auth-aware routes, trip creation, packing and invite slices, and AI suggestion roadmap. |
| tandm | Contributor-friendly SwiftUI/Firebase iOS build log for freelance collectives, projects, tasks, invoices, and roadmap-driven MVP delivery. |
| curious | Next.js UI/UX gallery prototype with masonry browsing, image detail composition, and intercepted modal routing. |
Open to frontend, full-stack, and AI automation engineering roles in Berlin or remote.
Strongest where product UI, implementation quality, and practical automation meet.
Website: stackwerkhaus.de
Email: info@stackwerkhaus.de
GitHub: github.com/bpnace



