# Real projects. Real systems. Named and confidential.

Ten published studies across membership management, e-commerce, industrial software, and professional services. Each one describes the system we built and the business it runs, not metrics we don’t track on our clients’ behalf.

**Keeping Australia’s massage therapists connected to their profession.**  
The AMT is Australia’s peak body for massage therapy. We built and maintain the platform that runs their full membership lifecycle: health fund compliance, CPD tracking, renewals, and member communications. For thousands of practitioners whose credentials depend on accurate records.  
Member and staff portals, health fund compliance, CPD tracking, and renewals, built and maintained by the same team since day one.  
Ruby on Rails, PostgreSQL, Tailwind CSS  
[Read the full study →](https://2rk.co/case-studies/amt/)

**Four disconnected systems became one unified platform.**  
Single sign-on across four domains · B2B pricing engine  
Rails, AWS, Stripe, HubSpot  
[Read the study →](https://2rk.co/case-studies/project-helix/)

**A marketplace that connects coaches with athletes.**  
Multi-tenant SaaS · Automatic coach payouts via Stripe  
Rails, Stripe, Stream Chat, AWS  
[Read the study →](https://2rk.co/case-studies/project-falcon/)

**A control room in the operator’s hands.**  
Real-time monitoring of 8 sensors · One-touch backwash  
Elixir/OTP, React, Electron  
[Read the study →](https://2rk.co/case-studies/project-aqua/)

**KiteTimer: the time tracking tool we built to run our own business.**  
Budget alerts at 50% and 80% · Auto-timers on ticket transitions  
Rails, Slack API, PostgreSQL  
[Read the study →](https://2rk.co/case-studies/kitetimer/)

**Spreadsheets replaced with a system that actually scales.**  
Live executive dashboards · Multi-site incident tracking  
Rails, SharePoint, Power BI  
[Read the study →](https://2rk.co/case-studies/project-sentinel/)

**A full platform rebuild without losing anything.**  
Enterprise SSO preserved · Rails 8 foundation with Auth0, Calendly, Nylas  
Rails 8, Auth0, Calendly, Nylas  
[Read the study →](https://2rk.co/case-studies/project-compass/)

**Built to grow without becoming unmaintainable.**  
Clear domain boundaries · Designed for scale from day one  
Rails 8.1, PostgreSQL, AWS  
[Read the study →](https://2rk.co/case-studies/project-meridian/)

**From idea to working prototype in hours, not weeks.**  
AI-assisted prototyping · Real software, not a mockup  
Rails, AI, Prototyping  
[Read the study →](https://2rk.co/case-studies/gaia/)

**Our AI delivery system that runs every client project.**  
Parallel specialist review · Automated security and QA gates  
AI, Automation, Quality  
[Read the study →](https://2rk.co/case-studies/janus/)