Netherlands · Netherlands
Custom PHP and MySQL application development in The Hague
When an off-the-shelf plugin does not fit the business, I build the thing that does — booking systems, client portals, quote calculators, admin dashboards, and integrations with whatever API you already depend on. For The Hague businesses, quoted in EUR from $200, typically live in 10 days.
What custom php and mysql application development includes for a The Hague business
Fixed scope, agreed in writing before development starts. From $200, typically live in 10 days.
- Database design and schema, documented rather than improvised
- Application build in PHP with a MySQL backend
- Admin interface built for the people who will use it daily
- Role-based access control where more than one person logs in
- Third-party REST API integrations
- Transactional email via PHPMailer with proper SPF/DKIM alignment
- Input validation, prepared statements and CSRF protection throughout
- Written handover documentation — you are not dependent on me to keep it running
The terms for a Dutch client
| Starting price | From $200, quoted and invoiced in EUR |
|---|---|
| Typical timeline | 10 days once content is supplied |
| Tax position | VAT at 21%, reverse-charged |
| Data protection | the EU GDPR, supervised by the Autoriteit Persoonsgegevens — resolved by a DPA incorporating the EU Standard Contractual Clauses |
| Payment rails available | iDEAL above all else, plus Mollie, Stripe and SEPA |
| My day in The Hague time | 06:00–15:00 — about 6 hours of overlap |
Why this matters for Netherlands specifically
iDEAL accounts for the majority of Dutch online payments. A Netherlands store that leads with card fields and buries iDEAL is losing conversions at the last step for no reason other than build order.
Accessibility on a The Hague build, and why it is not optional
Keyboard navigation, real contrast ratios, form labels that are actually associated with their inputs, and alt text that describes rather than repeats. None of it is expensive when built in from the start and all of it is expensive to retrofit, which is the entire argument for doing it in the first pass.
The commercial case is simpler than the legal one: a site that a screen reader can navigate is a site that a search engine can parse, because both are reading the same semantic structure. Accessibility work and technical SEO overlap far more than either discipline usually admits, and in The Hague the same build serves both.
Retail and e-commerce in The Hague
A store is judged at the checkout, not the homepage. For Netherlands that means the payment methods have to match what people actually use — iDEAL above all else, plus Mollie, Stripe and SEPA — and the cart has to survive a slow connection and a page refresh. Most abandoned baskets are not indecision; they are a checkout that broke and gave no reason why.
The second issue is stock truth. A product page saying "in stock" when it is not costs you the sale and the customer, and the fix is unglamorous plumbing between wherever your stock actually lives and the storefront. That is worth a day of work far more than the product photography carousel is.
A redesign that quietly deleted the rankings
The classic disaster: a new site launches, looks far better, and organic enquiries fall off a cliff within a fortnight. The cause is almost always identical — the URLs changed and nothing was redirected, so every page that had accumulated years of authority now returns a 404.
Preventing it is a redirect map built before launch: every old URL to its closest new equivalent with a 301, and anything without an equivalent pointed at the nearest relevant page rather than the homepage. If your The Hague site is being redesigned by anyone, ask to see that map. If it does not exist, that is the entire risk in one document.
What I am not claiming about The Hague
- I have no office, postal address or phone number in The Hague
- I cannot meet you in person, and if that is a requirement you should hire locally
- I am not claiming existing clients in The Hague specifically — my live work is listed on the work page and you can check it
- Nothing on this page is a guarantee of search rankings, which no developer can honestly offer
Custom PHP and MySQL application development in The Hague — common questions
- What currency will I be invoiced in?
- EUR. Quotes, milestones and the final invoice are all written in EUR so you are never comparing a converted figure against a local supplier's. Regarding tax: VAT at 21%, reverse-charged.
- How much does a website cost in The Hague?
- A business website starts from €75 and goes live in about three days. An e-commerce build starts from €140 in around seven days, and a custom application from €180 in ten. Those are starting figures — the exact number is fixed in writing once scope is agreed, and it does not move after that.
- How do you handle our customers' data under EU GDPR?
- Your customer data is governed by the EU GDPR, supervised by the Autoriteit Persoonsgegevens, and sending it to a developer in Pakistan is a restricted transfer. That is resolved by a DPA incorporating the EU Standard Contractual Clauses, published on this site and pre-signed before you send an enquiry — not drafted after you ask about it.
- Who owns the website when it is finished?
- You do, completely. The domain is registered in your name, hosting sits in your account, the code lives in a repository you control, and any payment provider account is opened in your business name. Credentials are handed to you as they are created rather than at the end, so you are never locked out of your own site.
- Can you migrate my The Hague site without losing rankings?
- Yes, and the redirect map is the whole job. Every existing URL is mapped to its new equivalent with a 301 before launch, and anything with no equivalent goes to the closest relevant page rather than the homepage. Sites lose rankings in migration because that mapping was skipped, not because migration is inherently risky.
- Do you build on WordPress or something custom?
- Whichever the project justifies. WordPress when you need to edit content constantly and want a familiar admin. A static build when speed and security matter more than a plugin ecosystem. Custom PHP and MySQL when the logic is genuinely yours. The choice is explained in the quote with its trade-offs, not presented as a foregone conclusion.
- Do you actually work with businesses in The Hague?
- Yes, remotely. I work with Dutch clients from Islamabad, quoting in EUR and invoicing in EUR. I have no office, address or phone number in The Hague and will not pretend otherwise. If your project needs someone physically present, hire locally — I will say so in the first reply rather than after a deposit.
Related pages
Other services in The Hague
Custom PHP and MySQL application development in nearby Netherlands towns
- Custom PHP and MySQL application development Utrecht
- Custom PHP and MySQL application development Arnhem
The full service detail — process, deliverables, what is excluded and the FAQ — is on the main custom php and mysql application development page. Everything I build for The Hague is on the The Hague page, and every town in Netherlands is on the Netherlands coverage page.
Custom PHP and MySQL application development in The Hague — get a fixed quote
Send the brief and you get a reply within one business day, priced in EUR from $200. If custom php and mysql application development is not what your project actually needs, I will say so.
- Response
- Replies within 1 business day
- Hours
- Mon–Fri, 09:00–18:00 PKT — overlaps 05:00–14:00 UK, 00:00–09:00 US Eastern
- Booking
- Booking projects from October 2026