✨ Premium Digital Partner

Your premium digital partner

Custom websites & AI solutions for ambitious businesses

100% custom-built

Premium support

Modern technologies

What we do

Our Expertise

Three complementary expertises to grow your business, automate your operations, and sharpen your competitive edge

Premium Websites

Elegant showcase sites, high-performance e-commerce, custom web apps. Next.js/React architecture for peak technical performance and SEO.

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Automation & AI

n8n workflows, GPT-4o chatbots, API integrations, custom AI agents. Automate your repetitive processes and focus on your core business.

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Data & Business Intelligence

Custom dashboards, database & API connections, automated reporting. Turn raw data into actionable insights to drive your growth.

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Our difference

Why choose LJ WebData?

A premium approach for concrete, measurable results

Senior technical expertise

Next.js, React, TypeScript, AI, n8n automation, data — custom code, not templates.

Results-driven

Every solution is built to maximize your ROI: conversions, time savings, faster decisions.

Tailored approach

Your business context is unique. We adapt architecture, stack, and scope to your real constraints.

Premium support

From strategy to launch, one dedicated point of contact, clear deliverables, no surprises.

Our Approach

A proven methodology to guarantee the success of your project

Discovery

In-depth study of your needs, goals, and competitive landscape

Design

Wireframes, technical architecture, and design validation

Development

Integration and development using the most suitable technologies

Testing & QA

Rigorous quality control, user testing, and optimization

Launch & Support

Go-live, training, and ongoing post-launch support

Tech stack

Technologies We Master

Best-in-class tools selected for their reliability, performance, and alignment with modern B2B needs

Web Development

Optimal performance, modern architecture

Next.js 15React 19TypeScriptTailwind CSSHTML5 / CSS3

AI & Automation

Intelligent agents, frictionless workflows

OpenAI / GPT-4on8nMake / ZapierFlowiseLangChain

Backend & Data

Robust infrastructure, reliable integrations

Supabase / PostgreSQLREST APIsWebhooksGoogle Sheets / AirtableResend

CMS, SEO & Deployment

Maximum visibility, frictionless go-live

WordPress / WooCommerceAdvanced technical SEOSchema.org / JSON-LDVercelAnalytics

Ready to start your project?

Response within 24h

Let's work together

Let's talk about your project

Ready to turn your digital vision into reality?

Email

contact@ljwebdata.com

Response time

Within 24 business hours

Location

Grenoble, France

Let's start your project together

Premium website, AI automation, custom dashboard — describe your need and get a personalised response within 24h.