Expanding internationally requires software changes that are easy to underestimate.
International markets bring GDPR compliance, multi-currency billing, localization requirements, and the legal infrastructure for operating in new jurisdictions. Products that weren't designed for internationalization encounter these requirements after the fact — at high cost. We build for international from the start.
Product expanding into international markets and discovering the compliance, localization, and billing requirements that the original US-market build didn't anticipate
US-built products expanding to the EU encounter requirements that the original build didn't anticipate:
GDPR compliance. The EU's General Data Protection Regulation requires: a legal basis for every data processing activity, a privacy policy that meets GDPR standards, user rights implementation (right to access, right to erasure, right to portability, right to correction), data processing agreements with all vendors, and data breach notification procedures. Most US-built products have none of these.
Data residency. Many EU enterprise customers and some regulatory regimes require data stored in EU data centers. If the product runs on infrastructure in US-only regions, EU data residency requires either migrating infrastructure or setting up a separate EU deployment.
Cookie consent. EU law requires explicit consent for non-essential cookies. The US-standard cookie banner that says "we use cookies, by continuing you agree" doesn't satisfy EU consent requirements.
Multi-currency billing. Stripe supports 135+ currencies. The billing system needs to be configured to present prices in local currency, handle VAT collection and remittance for EU customers (Stripe Tax), and support local payment methods (SEPA, iDEAL, Klarna in Europe).
Localization. Language localization for key markets. Date, number, and currency formatting. Time zone handling for an application used across time zones.
Internationalized product: GDPR-compliant data handling, multi-currency Stripe billing, localization infrastructure, and the compliance posture for operating in EU and other international markets
GDPR compliance implementation
User consent management with granular cookie preferences. Privacy policy and terms updates. Right to erasure implementation (data deletion endpoint). Data export for data portability requests.
Data residency options
EU infrastructure deployment via Neon's EU regions, Vercel's EU edge, and AWS EU regions. Data residency configuration so EU customers' data is stored in EU data centers.
Multi-currency billing
Stripe multi-currency configuration. Local currency presentation based on billing address. Stripe Tax for automatic VAT collection and remittance. Local payment method support.
Localization infrastructure
i18n library integration (next-intl for Next.js). Translation workflow for key UI strings. Locale-aware date, time, and number formatting.
Privacy infrastructure
Cookie consent manager with consent record storage. Consent state respected by all analytics and marketing scripts.
One honest number to start.
Fixed-scope, fixed-price. The number below is the starting point — final scope is built from your brief.
Internationalized product: GDPR-compliant data handling, multi-currency Stripe billing, localization infrastructure, and the compliance posture for operating in EU and other international markets
Three steps, every time.
The same repeatable engagement on every project. No surprises, no mystery, no billable ambiguity.
Brief & discovery.
We send you questions, then get on a call. Output: a written scope with every step, feature, and integration listed.
Build & ship.
Fixed schedule, weekly reviews. No scope creep unless you change the scope — and if you do, we reprice it transparently.
Warranty & retainer.
30-day warranty on every launch. Most clients stay on a monthly retainer for ongoing features and maintenance.
Why Fixed-Price Matters Here
International expansion has defined compliance requirements. Fixed scope, fixed price per market.
Related engagements.
Questions, answered.
Not usually. EU infrastructure covers most of Europe. The specific countries that require local data residency (healthcare data in Germany, financial data in specific jurisdictions) are the exceptions that require country-specific configuration.
GDPR user rights (right to erasure and data portability) and proper cookie consent are the two most commonly cited compliance gaps. These are the starting point.
GDPR + multi-currency + localization: from $18k. Full EU expansion package with data residency: from $28k. Fixed-price.
Tell Ryel about your project.
Describe what you’re building and what outcome you need. You’ll have a written, fixed-price scope within the week.