# FASCINATION·works > Software consulting by Marc Heiligers, Principal Consultant. Based in Gilbert, Arizona. Fascination Works offers architecture and engineering leadership, full-stack development and legacy modernisation, practical AI and automation (agents, MCP integrations, LLM-powered tools), and team augmentation through a trusted partner network. Core expertise spans Ruby/Rails, JavaScript/TypeScript, PostgreSQL, AWS/DevOps, and LLM/agent systems — with occasional detours into DragonRuby and whimsical software. Marc has been writing software for decades and runs Fascination Works, LLC. The site hosts the consulting pitch, a blog (including a weekly "Fascinating (this week)" link roundup), and a few side projects. ## Core pages - [Home](https://fascination.works/): services overview, expertise, contact. - [About](https://fascination.works/about/): the business and the human behind it. - [Projects](https://fascination.works/projects/): selected work. - [Partners](https://fascination.works/partners/): people Marc collaborates with. - [Blog](https://fascination.works/posts/): all blog posts. - [Tags](https://fascination.works/tags/): blog posts grouped by tag. ## Blog series - [Fascinating (this week)](https://fascination.works/categories/fascinating/): weekly Tuesday link post — 7±2 things that caught Marc's attention. Usual topics: Ruby, DragonRuby, databases, developer experience, dark patterns, and whimsical software. ## Contact - Email: hello@fascination.works - Mastodon (personal): https://ruby.social/@marcheiligers - GitHub (personal): https://github.com/marcheiligers ## Optional - [Privacy](https://fascination.works/privacy/)