Web design & development
Showcase and e-commerce websites that make people want to get in touch.
- Design tailored to your industry and your customers
- Mobile-first pages
- A simple admin panel for your updates
Companies
Your custom project, managed end to end
Internal app, customer platform, AI automation or IT infrastructure: Niyah Dev takes your project from idea to maintenance. You know what will be delivered, when, and for how much, before you even sign.
Expertise
What we take care of
Complementary skills under one roof, so you don't have to juggle three agencies.
Custom applications
Bookings, quotes, client tracking, scheduling: a tool that fits the way you work.
- Web, mobile or both, depending on the need
- Online payments, client portal, notifications
Automation & AI
Repetitive tasks handed to the machine, your team freed up for everything else.
- Automated reminders, invoices and bookings
- Chat assistants on your website or for internal use
- Data handled in line with GDPR
Digital marketing
Get found by the right customers at the right time.
- Optimised Google Business Profile and customer reviews
- SEO and targeted campaigns
- A dashboard of the leads generated
IT & security
Computers, email and data that simply work.
- Professional email on your own domain
- Automatic backups and secure access
- Help when something gets stuck
Method
From idea to launch, with nothing left in the dark
Scroll down: the project takes shape before your eyes, step by step. No phase starts until you've signed off the previous one.
01Discovery
We start with your business, your customers and what's eating up your time.
You receive
✓ You approve the proposal
- A written summary of your needs
- A costed proposal, step by step
02Mock-ups
You see what the result will look like before it's built.
You receive
✓ You approve the design
- The main screens, on desktop and mobile
- Tweaks until you're happy
03Development
We build, and you test as we go.
You receive
✓ Everything is ready in preview
- A preview link that's updated regularly
- A progress update every week
04Testing
We hunt down the last issues together.
You receive
✓ You give the go-ahead
- A shared list of things to fix
- Every fix flagged as soon as it's done
05Launch
Your project is live, and we don't disappear.
You receive
✓ It's live
- All access, in your name
- A walkthrough for you and your team
- Ongoing support and maintenance if you want it
How we work
Working with us, in practice
No jargon, no surprises. You get a direct contact, quick answers and a clear view of what's moving forward.
A direct contact
You talk to the person doing the work, not a sales team.
A price you know upfront
What's planned is priced. Anything that wasn't is suggested, never imposed.
You keep the keys
Domain name, hosting, code and accounts: everything is in your name.
Tools
Proven, widely used technology
No opaque in-house tech: your project runs on standard tools that are easy to build on.
- Next.jsWebsites and web apps
- React NativeMobile apps
- SupabaseAccounts, data and files
- PostgreSQLDatabase
- CloudflareHosting and security
- Microsoft 365Email and documents
- Entra IDIdentity and access
- AzureInfrastructure
Our work
They trusted us with their project
Businesses from very different sectors, each with its own challenges.
Halaal Travels
Villa rentals & concierge in MarrakechBEFORE
Stays sold mostly over WhatsApp, with no shop window to reassure travellers.
AFTER
A website showcasing the villas. The client handles every booking request online, straight from their computer or phone.
Omnis
Telecom engineering firmBEFORE
An idea and a rough draft from the client.
AFTER
A professional website setting out everything the firm does.
Royal Sécurité
Private security & guardingBEFORE
A well-respected business on the ground, but barely visible online.
AFTER
A website that builds trust, and quote requests coming in.
Service funéraires SLM
Funeral servicesBEFORE
Families looking for clear information, often at a difficult moment.
AFTER
A calm, reassuring website, reachable in one tap at any hour.
Founder
Who's behind Niyah Dev
One person, easy to reach, who knows your project inside out.
HF
Hadrien FAVREZ
Founder of Niyah Dev and Niyah Design
A designer and developer trained in graphic arts and print at ESA Saint-Luc, Hadrien founded the communications agency Niyah Design in 2016. For ten years, he has been building brand identities and websites for small businesses, SMEs and major clients. With Niyah Dev, he brings the same high standards to your tools: websites and apps as polished as the brands they represent.
LinkedIn profilePricing
A quote tailored to your project
Every project is different: we quote for what you actually need, nothing more, nothing less.
Bespoke
Custom quote
For projects that go beyond a standard website.
- Booking platform, online shop, mobile app
- Design built around your customers
- Integration with your tools: calendar, CRM, invoicing, AI
- Support and improvements after launch
Freelancer or small business owner? Our fixed-price offers are organised by situation. See our solutions →
FAQ
Your questions, answered
Will I own my website or app?
Yes, completely. Domain, hosting, code and accounts are all set up in your name.
What happens after launch?
You can run things yourself, or leave the upkeep to us: updates, backups, small improvements.
Where do you work?
Remotely anywhere in France, and on site depending on location.
How much does a custom project cost?
It depends on the scope. After a free first call, you get a detailed quote with no surprises.
How long does it take?
From 48 hours for a website to a few weeks or months for an app. The timeline is agreed with you from the start.
Let's talk about your project
Tell us your idea in a few minutes. We'll tell you honestly what's doable, how long it'll take and what it'll cost.
Book a call