SSean Nguyen

Demo

Real app demos

Browse examples of apps and automations I build. Click any item to open the demo page, see how it works, and try the interactive preview when available.

Filter by industry or system type to find demos that match what you hire for.

10 of 10 demos
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System integrations
Workflow automation

CRM ↔ Slack Integration Bridge

Webhook event in → AI summary → CRM note + Slack channel post with action buttons.

Preview of CRM note and Slack message with edit and skip controls before any push.

Live: Live LLM summary from webhook JSON to structured CRM note and Slack message preview in the app.

Note: CRM and Slack destinations are mock payloads. No real HubSpot or Slack API calls, no OAuth, no persistent delivery.

WebhooksLLM summaryNext.js
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Accounting & finance
Document processing

Receipt & Document Agent

Upload a receipt or PDF → extract vendor, date, amount, lines → validate → exception queue.

Structured fields with validation and exception queue for human review.

Live: Live structured LLM output returning typed fields with per-field confidence. File parse runs in the browser, no server storage.

Note: No real OCR pipeline or accounting system push. Validation and downstream bill creation are simulated.

Vision LLMsOCRNext.js
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Workflow automation
Document processing
System integrations

Studio Knowledge & Asset Desk

Studio docs in → keyword chunk search → grounded answer with citations + permission gate → OneDrive/DAM next actions.

Grounded answers with citations and permission-aware next actions for review.

Live: Live grounded answer with citations over keyword-scored chunks. Permission gate enforced in UI.

Note: Retrieval is keyword scoring over mock docs, not vector search. No OneDrive, SharePoint, or DAM connection. Vector RAG is planned, not live.

For: Creative studios, design ops, marketing teams using Adobe CC + OneDrive

LLM APIsMock RAGOneDrive/M365Adobe CC
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Accounting & finance
Client & ops

Multi-Agent RFI Desk

Missing info detected → RFI drafted → reply tracked → case updated, with escalation paths.

Case state with detection, drafting, and tracking steps plus human escalation.

Live: Live multi-agent workflow with shared case state. Detector, drafter, and tracker run as separate LLM steps with handoff contracts.

Note: Email and Slack notifications are mock shapes. No real inbox or channel integration.

Multi-agentLLMsNext.js
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Accounting & finance

Transaction Coding Agent

Bank lines in → suggested accounts, tax codes, and confidence → accountant Approve / Edit.

Suggested coding with confidence scores, review queue, and activity log.

Live: Live structured LLM output with account, tax, confidence, and rationale. Review queue and audit log run in the app.

Note: Ledger destination is mock. No real Xero or QBO connection, no OAuth, no posting.

LLM agentsNext.jsTypeScript
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HVAC & field service
Client & ops

HVAC Call Triage Desk

Inbound “no cool / no heat” notes → urgency, skill tags, SLA window, and a customer SMS draft.

Structured triage output with urgency, skill tags, SLA window, and editable customer reply.

LLM agentsNext.jsTypeScript
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HVAC & field service
Accounting & finance

HVAC Good-Better-Best Quote

Job notes + equipment → three priced packages with line items for AU GST or US tax framing.

Three package options with line items, totals, and confidence for review.

LLM agentsPricing rulesNext.js
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Marketing & growth
Client & ops

Marketing Lead Reply Agent

Form / FB / Google lead in → personalized reply, CRM tags, and next-step SLA for growth teams.

Draft reply with intent score, CRM tags, and follow-up task for human review.

For: Growth teams, PH BPOs, AU/US agencies

LLM copyCRM-shaped JSONNext.js
Live demo
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Document processing
HVAC & field service

Work Order & PO Intake

Paste a PO / work order → extract vendor, lines, due date, totals → exception flags for AP.

Extracted PO fields with confidence and exception flags for AP review.

LLM extractValidationNext.js
Live demo
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Marketing & growth
Document processing

SEO Content Pipeline

Keyword and brief in → outline → SEO-checked draft with brand fixes → export to Markdown or WordPress.

Draft outline and article with checklist and brand fixes for human edit and export.

For: Content and SEO teams, VN agencies, AU/US SMEs

LLM copySEO rulesNext.js