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Web development agency · Hong Kong

Web development for Hong Kong companies, in two languages that both read properly.

HK Group International builds websites, web applications and online stores for companies in Hong Kong. Traditional Chinese is written for Hong Kong rather than converted from Simplified Chinese, FPS and PayMe sit alongside cards at checkout, and the site is tuned for a mobile-first city where a slow page is abandoned immediately.

EN + 繁體中文written, not converted
FPS & PayMeintegrated at checkout
No VAT/GSTsimpler checkout logic
deployment.ts
interface Deployment {
region: "eu-central-1";
status: "healthy";
uptime: 99.98;
}
 
export function deploy(config: Deployment) {
return orchestrator.run(config);
}
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Experienced engineers on every delivery team
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Monitoring and support coverage
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Average first response time
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Regional markets across Europe and beyond
What we do

Professional web development at the core, backed by full-scale software engineering.

Our primary focus is designing and building professional, high-performing websites and web applications for companies that take their online presence seriously. We do not work from templates or page builders — every project is coded by hand and built specifically for that client. Where a project calls for more — custom platforms, enterprise systems, or a long-term technical partner — the same experienced team delivers that too, end to end.

Hand-coded, not templatedHand-coded, not templated
01

Website & Web Application Development

Corporate websites, customer portals and complex web applications — every one coded by hand from a blank canvas, with no templates, page builders or CMS platforms involved. Every project is structured for speed, stability and years of reliable use, not just a launch date.

02

E-commerce & Digital Commerce

Online stores built as professional systems, written from scratch for each client rather than assembled from a template or an off-the-shelf platform like most shops on the market. Every store is unique, with its own dedicated database, and designed around real buying behaviour — clear product presentation, a fast checkout and dependable payment handling.

03

Web UI/UX & Product Design

Interfaces designed for clarity and trust, shaped by research and validated with real users before a single screen is built. Every layout, flow and interaction decision is made to support your business goals, not to look impressive in isolation.

04

Website Care, Maintenance & Optimization

Ongoing performance tuning, content updates, security patching and technical monitoring once your site or platform is live. A website is treated as a product that keeps improving, not a project that ends at launch.

05

Custom Software Development

Tailored applications and internal systems built around your exact processes, not adapted from someone else's product. Ideal for workflows and operations that off-the-shelf software was never designed to handle.

06

Enterprise & Cloud Solutions

Cloud-based architecture, system integration and modernization for organizations operating at scale. Built to stay stable and predictable as usage, teams and complexity grow.

07

DevOps & Infrastructure

Automated deployments, monitoring and infrastructure practices that keep releases safe and predictable. Fewer late-night incidents, faster and calmer releases.

08

Systems Integration & APIs

Connecting your website, internal software and third-party tools into one coherent system, so data moves cleanly between the platforms your business already depends on.

09

IT Consulting & Digital Strategy

Technology roadmaps, architecture reviews and modernization plans delivered by experienced engineers, not a sales team. Honest guidance on what to build, what to fix, and what to leave alone.

10

Native iOS & Android Apps

Native mobile applications built in Swift for iOS and Kotlin for Android — full platform performance, native look and feel, and direct access to each platform's capabilities, not a cross-platform compromise.

How we work

A clear process, from first conversation to production.

No black boxes. Every engagement follows the same disciplined process, with visibility into progress at every stage.

Collaborative deliveryCollaborative delivery
01

Discovery & Strategy

We map your goals, constraints and users to define scope before any commitments are made.

02

Design & Architecture

Product design and technical architecture developed side by side. You review and approve the concept before development continues.

03

Development & QA

Iterative delivery in short cycles, with continuous testing and regular demos.

04

Deployment & Launch

Controlled, automated releases with rollback plans and monitoring from day one.

05

Support & Evolution

We stay involved after launch — monitoring, iterating and scaling with your business.

Why HK Group International

What working with us actually looks like.

Choosing a web development partner is as much about how a team works as what they build. This is what clients can expect from every engagement, large or small.

European engineering standards

GDPR-aware, security-first development practices applied throughout every engagement. Data protection and compliance are treated as part of the build, not an afterthought.

Direct access to your team

You work with the engineers and designers building your product — not a rotating cast of account managers. Questions get answered by the people who actually know the answer.

Transparent delivery

Clear timelines, regular demos and open communication from the very first sprint. You always know exactly what has been built and what happens next.

Built to scale

Architecture decisions made for your next stage of growth — not just the launch date. What we build today is expected to still make sense in three years.

Long-term partnership

We remain involved after go-live with support, monitoring and continuous iteration. Most of our client relationships continue well beyond the first release.

Cross-border experience

Delivery experience across European and international markets, time zones and regulations. We know how digital expectations differ from one market to the next.

Leadership

The people behind the work.

You deal directly with the people who lead the company — no account management layer between you and the decisions that affect your project.

Jarosław Kalenik, Chief Executive Officer
Chief Executive Officer

Jarosław Kalenik

j.kalenik@hk-group.eu
Jakub Horbowy, Chief Technology Officer
Chief Technology Officer

Jakub Horbowy

j.horbowy@hk-group.eu
Peace of mind

You can relax. We'll handle the rest.

Once your project is live, you shouldn't have to think about it. Hosting, monitoring, updates and support are handled quietly in the background, so you can focus on running your business — not your website.

  • 24/7 monitoring & uptime checks
  • Proactive updates & security patching
  • One team, one point of contact
Industries

Hong Kong sectors we build for

We adapt our approach to the regulatory and operational realities of your industry.

Financial and professional services
Bilingual corporate sites where consistent English and Chinese naming is what lets search engines treat you as one entity.
Trade and logistics
Portals and tracking interfaces for operations spanning Hong Kong, the mainland and the wider region.
Retail and e-commerce
Stores with FPS, PayMe and Octopus alongside cards, built for a mobile-first audience with high speed expectations.
Property and development
Listing platforms in both languages, with typography that treats Traditional Chinese as a first-class layout.
Education and training
Enrolment platforms with bilingual forms and a data flow that satisfies the direct marketing rules under the PDPO.
Engineering standards

Web development built on real engineering discipline, not shortcuts.

We choose tools and technologies case by case, based on what a project actually needs — but every build, regardless of the tools behind it, is held to the same standards.

Performance & Speed

  • Fast-loading pages by default
  • Optimized images & assets
  • Efficient caching strategies
  • Built for real-world networks

Accessibility & SEO

  • Clean, semantic markup
  • Search-engine friendly structure
  • Accessible to assistive technology
  • Readable on every device

Security & Reliability

  • Secure-by-default practices
  • Data protection in mind from day one
  • Continuous monitoring
  • Regular backups & recovery plans

Scalability & Architecture

  • Modular, maintainable builds
  • Cloud-based hosting
  • Automated, repeatable deployments
  • Ready for future growth

Optional penetration testing

For clients who want an extra layer of assurance, we can arrange a full penetration test through a trusted, independent security partner. We manage the entire engagement ourselves — scoping, coordination and follow-up — and deliver the findings directly to you. One point of contact throughout, no extra coordination on your side.

Security testing
PerformanceAccessibilitySEO FoundationsSecurityReliabilityScalabilityClean ArchitectureResponsive DesignContinuous DeliveryData ProtectionQuality AssuranceLong-Term Support
Global reach

Wherever your business operates, we're ready to build there.

HK Group International serves clients across Europe, the Americas, the Middle East and Asia-Pacific — with a growing network of regional pages tailored to local languages and markets.

Europe North America South America Middle East Asia-Pacific
Explore regional pages
North AmericaNorth America
Asia-PacificAsia-Pacific
Regional networksNetworks
Warsaw London Dubai New York Singapore Hong Kong São Paulo Perth
FAQ

Questions we hear often.

Straight answers about how an engagement with HK Group International actually works.

It depends on the project — there is no single answer. A simple website can move much faster than a complex web application or custom platform, and scope, integrations and content readiness all affect the timeline. We give you a realistic estimate for your specific project after the initial conversation, delivered in short, visible cycles rather than one long build.

Yes. Our home base and primary focus is Europe, and we already work across time zones for clients further afield. Our regional pages are being expanded to better serve markets in the Americas, the Middle East and Asia-Pacific.

Yes. We regularly audit existing websites, applications and codebases, then either extend them or rebuild the parts that no longer serve the business. You get an honest assessment before any commitment is made.

Launch is treated as a milestone, not an ending. Every engagement includes a handover, and most clients continue with ongoing care covering monitoring, updates, performance tuning and small iterations.

Smaller, well-defined websites are typically quoted as a fixed price. Larger web applications and software projects are usually scoped in phases, so you can see cost and value before committing to the next stage.

Every project starts with an initial design concept before we move into full development, so you see and approve the direction first — there is no risk of paying for a finished build you don't like. If a concept isn't right, we revise it, as many times as it takes, until you're happy with it. In practice, the vast majority of clients approve within the first couple of rounds. Every project is also backed by a signed contract, agreed before work begins.

Yes, as standard practice. We are comfortable working under NDA from the first conversation, and data processing terms are agreed in writing before any client data is handled.

Yes, as a separate localisation with its own URLs, hreflang and typography rather than a converted version of Simplified Chinese. Automatic conversion between the two produces vocabulary errors that are immediately visible to a Hong Kong reader, so the Traditional Chinese content is written for Hong Kong.

A Personal Information Collection Statement at the point of collection, a clear purpose for the data, and — if you intend to use the data for direct marketing — a specific notification and a free opt-out channel. The direct marketing provisions are the part most often missed, and they carry criminal liability, so we build them into the data flow.

No. A .com performs identically in search, and many Hong Kong companies operate on .com for international reach. A .hk or .com.hk adds local credibility in consumer-facing sectors; where budget allows, holding both and canonicalising to one is the usual approach.

We quote in HKD, USD or EUR, fixed price for defined scopes and phased for larger builds. A bilingual English and Traditional Chinese build costs more than a single-language one because the Chinese side is written rather than converted — that is the difference between a site that reads as local and one that does not.

We handle the technical localisation, typography and layout in every case, and coordinate professional Hong Kong Chinese copywriting where your team does not supply it. What we avoid is automated conversion from Simplified Chinese, which introduces vocabulary that a Hong Kong reader immediately recognises as mainland usage.

Yes, alongside international cards. For a Hong Kong consumer-facing store we would treat FPS and PayMe as standard rather than optional, with Octopus added where the customer base justifies it. Because Hong Kong has no VAT or GST, the checkout tax logic stays considerably simpler than in most of our markets.

Partly, and it needs to be planned. Serving the mainland well means Simplified Chinese content, hosting or CDN arrangements that perform inside the country, and avoiding third-party resources that are unreachable there. We scope that explicitly rather than assuming a Hong Kong site will work across the border.

support.ts
interface SupportPlan {
response: "< 24h";
coverage: "business days";
nda: true;
}
 
export function handover(project: Project) {
return team.stayInvolved(project);
}
Let's talk

Let's build your next platform.

Tell us about your project and we'll get back to you within one business day with next steps.

Contact

Tell us about your project.

Whether you need a new website, a web application, or a larger software platform, share a few details and a member of our engineering team will follow up directly — no sales queue, no middlemen.

Emailcontact@hk-group.eu
Based inEurope — serving clients worldwide
Response timeWithin one business day, Monday to Friday
Talk to our CTOJakub Horbowy — j.horbowy@hk-group.eu · LinkedIn
GDPR-aligned
NDA on request
Direct engineering contact
Signed contract for every project
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