CASE STUDIES

Real projects. Real results.

From process digitalization and custom software to AI integration and workflow automation.

z-flow.de

Helping layover travelers make the most of their time

Next.jsSupabaseAviationStack APITailwind CSS
Custom SoftwareTravel & HospitalityBuilt by Z-Flow

Helping layover travelers make the most of their time

Built a platform for travelers to make the most of airport layovers — real-time flight tracking, gate community features, nearby F&B offers, and traveler chat. Integrates live aviation data with location-based recommendations.

  • Real-time flight data integration
  • Location-based airport recommendations
  • Community features for gate areas
Next.jsSupabaseAviationStack APITailwind CSS
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z-flow.de

Volunteer onboarding 80% faster

WeWebXanoAirtablen8n
Custom SoftwareNon-Profit

Volunteer onboarding 80% faster

A non-profit volunteering agency needed an internal tool to manage applicants through a complex process including background checks, references, and parental approvals. We built a WeWeb application with Xano backend featuring role-based permissions and sophisticated authentication flows.

  • Volunteer onboarding time reduced by 80%
  • Role-based access for 50+ team members
  • Background check workflow automated
WeWebXanoDatabase ArchitectureAPI Integration
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z-flow.de

50+ marketing videos a week, generated by AI

n8nOpenAIIdeogramAirtableGoogle Sheets
AI IntegrationMedia & Marketing

50+ marketing videos a week, generated by AI

A marketing agency needed to generate diverse video content from single images at scale. We built an Airtable interface connected to a complex n8n workflow that generates videos using OpenAI and Ideogram, adds multi-language captions automatically, and exports structured data to Google Sheets for further distribution.

  • 50+ marketing videos generated weekly
  • 90% reduction in production time
  • Automated multi-language captions
n8nOpenAIIdeogramAirtable+1
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z-flow.de

85% of support inquiries handled without a human

n8nOpenAI11LabsSupabaseTwilio
AI IntegrationConstruction

85% of support inquiries handled without a human

A construction company needed to handle customer inquiries about project status around the clock. We built an AI phone agent using 11Labs voice technology integrated with n8n workflows. The agent accesses real-time project data from Airtable, answers questions naturally, and logs all interactions automatically.

  • 85% of inquiries handled without human intervention
  • 24/7 availability with consistent response quality
  • Customer satisfaction improved by 40%
n8n11LabsAirtableOpenRouter
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z-flow.de

A lead pipeline that runs itself

n8nMake.comAirtableGoogle SheetsOpenAI
Process DigitalizationSales & B2B

A lead pipeline that runs itself

A sales team needed a unified system to manage leads across multiple platforms. We built 14 interconnected n8n workflows orchestrating data between Airtable, Supabase, Smartlead, and Heyreach, with a single source of truth database handling all edge cases and sync scenarios.

  • 14 workflows orchestrated seamlessly
  • Single source of truth for all lead data
  • Lead response time reduced by 70%
n8nSupabaseAirtableSmartlead+1
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z-flow.de

95% fewer invoice errors, fully automated

n8nXanoGoogle SheetsPDF Generation
Process DigitalizationFinance

95% fewer invoice errors, fully automated

A client with complex invoicing needs required a system to handle multiple use cases: creating, editing, canceling, and reissuing invoices. We built an n8n-powered solution with an intuitive Airtable interface that automates all invoice workflows with full audit trails.

  • 95% reduction in invoice errors
  • Edit, cancel, and reissue with one click
  • Complete audit trail for compliance
n8nAirtableProcess Automation
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z-flow.de

Refunds processed in 30 seconds, not 15 minutes

n8nStripe APISlackGoogle Sheets
Workflow AutomationE-Commerce

Refunds processed in 30 seconds, not 15 minutes

An e-commerce business processing daily refunds needed a faster, error-free solution. We integrated Lexoffice accounting software with Airtable and Stripe, enabling one-click refunds through a simple checkbox interface that triggers automated Make.com workflows.

  • Processing time reduced from 15 min to 30 sec
  • 200+ daily refunds processed automatically
  • Zero manual errors in refund handling
Make.comStripeLexofficeAirtable
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z-flow.de

500+ car listings synced every day, automatically

n8nREST APIsPostgreSQLAirtable
Workflow AutomationAutomotive

500+ car listings synced every day, automatically

A car reseller needed to aggregate vehicle data from multiple suppliers, enrich it with third-party services, and sync to their sales platform. We built a comprehensive Make.com automation that pulls data, enriches listings with market data, and uploads them to their Bubble.io platform.

  • 500+ car listings synced daily
  • 3 supplier APIs unified into one pipeline
  • Real-time inventory updates
Make.comPostgreSQLAirtableBubble.io
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z-flow.de

Every invoice filed automatically, no manual sorting

n8nGoogle DriveGmailPDF Processing
Workflow AutomationFinance

Every invoice filed automatically, no manual sorting

A company needed automated invoice generation based on transaction types and timing, with proper filing and delivery. We built a Make.com workflow that generates invoices, saves them to organized Google Drive folders, updates Airtable records, and emails them to clients automatically.

  • Invoices auto-sorted to correct folders
  • Instant email delivery upon generation
  • Google Drive perfectly organized
Make.comGoogle Docs APIAirtableBubble.io
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z-flow.de

Financial folders that organize themselves

n8nGoogle DriveAirtableSlack
Workflow AutomationFinance

Financial folders that organize themselves

A finance department needed dynamic folder structures in Google Drive for international accounting requirements. We created a Make.com automation that generates folder hierarchies based on accounting rules, ensuring invoices are automatically distributed to the correct locations.

  • Dynamic folder creation based on rules
  • International accounting standards supported
  • Zero manual filing required
Make.comGoogle APIsProcess Design
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Case Studies | Digitalization, Automation & AI Projects | Z-Flow