Selected Work
Systems we built and run in production
Every project below is live. SIYA and Nexxt Site Manager are built and run by us; OHS Builder Victoria was designed and engineered by us for a construction-technology client. Open them, test them, or call the voice line and interrupt it mid-sentence.
Live (v1.6.3, 4 Oct 2026)
SIYA
A governed AI operator
A governed AI operator for the business: research, outreach and follow-up, with every consequential action waiting for a human to approve it. Calls to our line may be answered by SIYA, an AI. She tells you she's an AI.
- Python
- Twilio ConversationRelay
- LLM APIs (provider-selectable)
- WebSockets
- SQLite
- Cloudflare Tunnel
Live (ohsbuildervictoria.com.au)
OHS Builder Victoria
Construction safety compliance, built with its pilot builder
Safety compliance software for builders: inductions, SWMS, incident reporting, site diary and toolbox talks in one place. Designed and engineered by Nexxt Nest Group for a construction-technology client; ohsbuildervictoria.com.au names a pilot builder.
- React 19
- Supabase
- PostgreSQL RLS
- Cloudflare
- PWA
- Client-side PDF
Live (nexxtsitemanager.com.au)
Nexxt Site Manager
AI document tools for Victorian builders
Seventeen AI tools that generate the documents builders need, from progress claims to SWMS and site diaries, using the builder's own project data. Live today with real subscription billing.
- Vercel Serverless
- Supabase
- Stripe
- LLM APIs
- Upstash Redis
- Resend
Under the hood
How these systems are built
Agent authority models, multi-tenant database security, voice-AI architecture and production operations, written to be readable first and credible when an engineer reads deeper.