Portfolio

Real projects, measurable results

Over 14 years of designing custom business web applications across various industries. Each project tells a story: a real business need, a tailored technical solution, a lasting impact.

GolfSaaS Platform

Golf lesson management platform

Each golf course managed registrations from an Excel file at reception, with no consolidated view at headquarters. INYSTER built a complete SaaS platform: scheduling, student tracking, credits and reservations. Deployed across 50+ golf courses in France and 2 internationally for 10 years (2014–2024).

50+ coursesIn France, 2 internationally
10 yearsIn production (2014–2024)
Thousands of callsSaved for reception staff
SaaSPlanningGestion de créditsMulti-tenant
app.golf-planning.fr/planning
Planning
Week 12 — March 2026 + New lesson
MonTueWedThuFri
9am — Beginner
10am — Advanced
9am — Beginner
2pm — Competition
2pm — Advanced
app.golf-planning.fr/students
Students
Students 24 + Add
🔍 Search student...
StudentLevelCredits
M. DupontIntermediate12
S. MartinBeginner8
L. BernardAdvanced3
C. PetitIntermediate15
app.golf-planning.fr/dashboard
Dashboard
Dashboard March 2026
24 Lessons / mo
89% Fill rate
156 Active students
Lessons per week
RestaurantSaaS Platform

Click & Collect for restaurants

SaaS online ordering and restaurant pickup solution, deployed before the COVID wave. Customer ordering interface, restaurant management back-office with menu configuration, time slots and real-time notifications.

2016–20204 years of service
Real-timeOrder notifications
TurnkeyRestaurant onboarding
SaaSE-commerceTemps réelMulti-tenant
app.clickeat.fr/menu
Menu
Menu Edit
Mains Desserts Drinks
Burger Classic 12,50 €
Caesar Salad 9,90 €
Poke Bowl 14,00 €
Chicken Wrap 10,50 €
app.clickeat.fr/order/42
Order #42
Order #42 In progress
1x Burger Classic12,50 €
1x Poke Bowl14,00 €
Total26,50 €
Pickup: 12:30pm
app.clickeat.fr/orders
Orders
Orders 12 Today
🔍 Search...
#4212:30Ready
#4112:15In progress
#4012:00Delivered
#3911:45Delivered
Day by DaySaaS Platform

Bulk product label generation — Silot

SaaS platform enabling franchise stores to automatically generate compliant labels for bulk products: nutritional information, allergens, traceability. Deployed across 30+ franchise locations in France with centralized product data updates.

30+ storesFranchises in France
Since 2018Still in production
ComplianceRegulatory labeling
SaaSGénération PDFMulti-magasinDonnées produit
app.silot.io/products
Products
Products 148 Generate labels
🔍 Search product...
RefProductCategory
SL-001Organic Olive OilOils
SL-002Balsamic VinegarVinegars
SL-003Lavender HoneyHoney
app.silot.io/labels/preview
Label
Label Preview Print
Organic Olive Oil
SL-001 — 500ml
EAN-13
Format70 x 40mm
Quantity50
app.silot.io/export
Export
Export 08/03/2026
42/50 labels 84%
lot_huiles_001.pdf Download
lot_vinaigres_002.pdf Download
lot_miels_003.pdf In progress
LifeScanReporting & Data

Financial reporting for field sales teams

A shared Excel file between dozens of sales reps to track sales and contracts. Nearly a week per month spent deduplicating and reconsolidating. INYSTER built a centralized data entry tool with sales and contract KPIs, signature tracking, and automated exports.

~1 week/monthSaved
0 ExcelShared file eliminated
Real-timeSales & contract KPIs
Data pipelineETLDashboardsAPI REST
app.finview.fr/dashboard
Dashboard
Dashboard Jan — Mar 2026
1.2M € Revenue
34% Marge
89 Clients
Revenue Trend
app.finview.fr/revenue
Revenue Detail
Revenue Detail Export
CategoryAmount%
SaaS480K €
Consulting360K €
Projects240K €
Support120K €
app.finview.fr/compare
N vs N-1
Year-over-Year
CA 1.2M € ▲ +12%
Marge 34% ▲ +3pts
New clients 23 ▲ +8
Avg deal 13.5K € ▼ -5%
LifeScanField Application

Field tools: contracting & competitive KPIs

Mobile-first application for field sales reps: digital point-of-sale contracting, sales KPI collection, competitive surveys and market share tracking. All data flows in real-time to central reporting.

Mobile-firstField use
Real-timeData flow
KPIsSales & competition
PWAAPI RESTOffline-firstGéolocalisation
app.fieldops.fr/visit/new
Field Visit
New Visit Save
Client: Dupont SA
Address: 12 rue de la Paix, Paris
Visual inspection Meter reading Photo capture
📷 Add photos
app.fieldops.fr/interventions
Interventions
Interventions 18 This week
DateClientStatus
08/03Dupont SADone
08/03Martin & CoIn progress
09/03Bernard SASPlanned
09/03Petit SARLPlanned
app.fieldops.fr/map
Area Map
Area Map Paris Region
Active sites Completed
LifeScanDirectory & CRM

Internal client directory with integrated KPIs

Centralized client directory for field sales teams: enriched client profiles with purchase history, performance KPIs, sales potential and visit data. Advanced search and quick mobile access.

CentralizedSingle source of truth
EnrichedKPIs per client
FieldOptimized mobile access
Recherche full-textAPI RESTResponsiveSSO
app.clienthub.fr/clients
Clients
Clients 89 + Add
🔍 Search client...
CompanyCAStatus
Dupont SA45K €Active
Martin & Co32K €Active
Bernard SAS18K €Pending
app.clienthub.fr/clients/dupont-sa
Client Card
Dupont SA Edit
Jean Dupont jean@dupont-sa.fr +33 1 23 45 67 89
45K € CA
92% Satisfaction
08/03 Follow-up meeting
01/03 Invoice sent
15/02 Contract signed
app.clienthub.fr/reports
Report
Q1 2026 Report Export
89 Clients
1.2M € CA Total
94% Retention
SegmentClientsCA
Enterprise12680K €
PME45380K €
Startup32140K €
Small retail businessAutomation

Supplier invoice chain automation

A client received hundreds of supplier invoices per month in heterogeneous formats (PDF, email, EDI). Files are dropped on a Drive, then n8n handles everything: extraction, automatic deduplication, and feeding a consolidated output Excel.

5h/weekSaved
Auto-fedConsolidated Excel
0 duplicatesAutomatic deduplication
n8nOCRAPI comptable Node.js
app.invoiceflow.fr/inbox
Incoming Invoice
Incoming Invoice New
Vendor Acme Corp
Date 05/03/2026
Amount 4 250,00 €
N° INV-2026-0847
app.invoiceflow.fr/extract/1234
OCR Extraction
OCR Extraction Confidence 94%
FieldValue
VendorAcme Corp
Total HT3 541,67 €
TVA708,33 €
Total TTC4 250,00 €
app.invoiceflow.fr/workflow
Workflow n8n
Workflow Active
Receive
OCR
Validate
Export
12 Processed today
2 Pending
LifeScanIntelligent Aggregation

Data aggregator with AI mapping

46 sales reps spent 40–50% of their time manipulating Excel files to retrieve extracts from suppliers and pharmacies. INYSTER built an aggregation platform with AI-powered mapping that automatically transforms heterogeneous files into exploitable data.

46 repsFreed from Excel manipulation
40–50%Time reclaimed
AIAutomatic multi-format mapping
PythonLLMPostgreSQLAPI REST
app.databridge.io/sources
Sources
Sources 4 + Add
Salesforce CRM Synced 2h 12.4K
HubSpot Synced 1h 8.2K
Google Sheets Synced 30m 2.1K
PostgreSQL Sync error 5.8K
app.databridge.io/mapping
AI Mapping
AI Mapping Confidence 92%
company_name contact_email revenue_ytd last_contact
→ → → →
company email annual_rev last_touch
app.databridge.io/unified
Unified View
Unified View Export
🔍 Filter... 28.5K
CompanySourceCA
Acme CorpSF120K €
Tech IncHS85K €
Data SAGS42K €
Small manufacturingAI Assistant

Internal company GPT — custom & rebranded

An apprentice spent days searching scattered databases to solve machine issues. INYSTER deployed an AI assistant connected to internal docs — technical documentation, procedures, maintenance history. A single entry point for all company knowledge.

Days → minMachine problem resolution
Hours → minMaintenance research
1 entry pointAll internal documentation
LLM / GPTRAGVector DB React
app.corpgpt.fr/chat
AI Assistant
AI Assistant GPT-4
What is the invoice validation process?
AI Per internal procedure (doc HR-042), invoices follow 3 steps: receipt, manager validation, payment within 30 days.
Who is responsible?
Ask a question... ➤
app.corpgpt.fr/sources
Sources
Sources 24 Upload
📄 Drop files here
HR Procedures 2.4 MB Indexed
Quality Manual 1.8 MB Indexed
Contract Templates 3.1 MB Pending
Meeting Notes 0.9 MB Indexed
app.corpgpt.fr/admin
Administration
Administration
Model GPT-4
Temperature 0.3
Max tokens 2048
847 Queries this month
UserRole
J. DupontAdmin
M. MartinEditor
S. BernardViewer
Inspiration

Ideas for your next project

Have a need but don't know where to start? Here are common use cases we can address.

Digitize a paper-based process

Forms, approvals, tracking: replace your Excel files and emails with a dedicated tool with complete traceability.

Business management dashboard

Centralize your key indicators in a custom dashboard, fed in real-time by your existing data.

Connect existing systems

Your tools don't talk to each other? APIs, webhooks, synchronization: get data flowing between your applications.

Automate repetitive tasks

Follow-ups, reports, data imports: identify time-consuming tasks and let the machine handle them.

Self-service client portal

Give your clients a dedicated space: order tracking, documents, support. Fewer requests, more satisfaction.

Integrate AI into your processes

Automatic classification, data extraction, internal assistant: AI serving your daily productivity.

Your project could be next

Every project started with a simple conversation. Tell us about your needs, we'll find the solution.

Discuss your project