Frontend development agency

Web frontends: fast, accessible, maintainable

React, Vue, Livewire – or a different frontend technology altogether? The right choice depends on the requirements, your team and your backend, not on this year's fashion.

We build interfaces that load fast, are pleasant to use, and are still maintainable in two years.

Web frontend of the TIPPTHEK platform shown on laptop and smartphone
The choice before the build

Which frontend fits your project?

Most frontend problems do not start in the code but in the decision before it: an SPA where a server-rendered page would have done - or the reverse, a form monolith where real interactivity was needed.

Livewire when Laravel is the heart: the server stays the single source of truth, there is no second API and no second data model. For admin interfaces and data-driven applications it is often the shortest route - shorter still with Filament.

React or Vue when the interface is the product: heavy interaction, real time, complex state - or logic shared with a React Native app, from the API client through to state management. Inertia binds either of them to Laravel without a separate API.

Next.js or Nuxt: For React or Vue interfaces that have to render on the server - in headless CMS or API-first projects, for example.

What always applies: TypeScript, a design system instead of scattered styles, keyboard operability, and load times that hold up on mobile networks.

From the decision through to operations

Our frontend services

We do not just deliver components: we decide the architecture with you, build the design system, and keep the interface maintainable for years.

Technology decision

A recommendation with reasoning: which frontend, which rendering strategy, what it will cost – before the first sprint starts.

Livewire, Inertia & Filament

Laravel-native frontends without a second API: Livewire for interactivity, Inertia for React or Vue interfaces, Filament for admin areas.

React & Vue applications

Demanding interfaces in TypeScript – with clean state management, routing and tests instead of an overgrown component jungle.

Design system & components

A library of tokens and components that holds brand, web and app together – documented, so that it actually gets used.

Performance & accessibility

Core Web Vitals, keyboard operation and screen-reader support as part of the definition of done, not as a later fix.

Team extension & reviews

An architecture review of an existing frontend, a migration plan, or experienced developers inside your team – as flexibly as you need.
What we build with

Frontend technologies

Livewire and Filament for Laravel-adjacent interfaces, React and Vue via Inertia when the interface has to do more, Next.js and Nuxt when it has to render on the server – and TypeScript throughout.

React
Vue.js
Next.js
Nuxt
Livewire
Filament
Laravel
PHP
React
Vue.js
Next.js
Nuxt
Livewire
Filament
Laravel
PHP
React
Vue.js
Next.js
Nuxt
Livewire
Filament
Laravel
PHP
At a glance

Four decisions that make the difference

A good frontend is not decided by the framework choice but by these four points:

Render on the server or in the browser

A page that mostly shows content belongs server-rendered – faster, easier to find, less machinery. A client framework earns its place only where a lot of interaction happens.

One data model, not two

Every separate API means duplicated types and duplicated validation. Livewire and Inertia remove that duplication – one reason we check them first on Laravel backends.

A design system instead of grown styles

Without shared tokens and components, brand and interface drift apart within a year. We set it up early because it gets far more expensive later.

Measurably fast, not apparently fast

We measure load times on real devices and mobile networks. Looking good on office wifi proves nothing.

Do you have an existing frontend that has become hard to maintain – or are you about to choose one for something new?

In a free first call we look at your case and recommend the route that fits your team and backend.

Book a free first call

Success stories
with measurable results

GUTEFRAGE.NET / HIGHFIVVE

Largest German-language question-and-answer portal

Anyone looking for an app development agency will be delighted with Johnny Bytes. We held a workshop with gutefrage.net on the topic of apps and app SDKs and had a very in-depth and detailed exchange. The knowledge and experience that Johnny Bytes brings to the table is remarkable.

Nepomuk Seiler, Head of Engineering, gutefrage.net
Nepomuk Seiler
Head of Engineering, gutefrage.net
JUST HEALTH GMBH

Therapy management platform for leading German cancer centres

Johnny Bytes was a complete game-changer for our digital health app. Their expertise is outstanding; they got up to speed in record time and drove our development forward with decisive technical insights. We absolutely recommend them for any complex app project.

Maximilian Roederstein, Co-Founder, JustHealth GmbH
Maximilian Roederstein
Co-Founder, JustHealth GmbH
EMPOWER GMBH

World-leading provider of Microsoft Office applications

In the development of our software suite, we faced complex challenges. Johnny Bytes provided more than just strategic advice; they actively supported our development process and were decisive in its successful execution.

Stephan Kuhnert, Managing Director, empower GmbH
Stephan Kuhnert
Managing Director, empower GmbH
APOTHEKE LUX 99

Leading pharmacy for medical cannabis

We wanted more than just an off-the-shelf e-prescription app; we needed a solution perfectly tailored to our pharmacy's specific workflows. Johnny Bytes' expertise in digital health was clear as they understood and executed our vision in perfect detail. The result is our very own app, which is a tremendous asset for both our customers and our team. For anyone seeking a truly custom solution, you've come to the right place.

Tobias Loder, Inhaber, Apotheke LUX 99
Tobias Loder
Inhaber, Apotheke LUX 99
READFY

Pioneer and leader in ad-supported e-book readers

With Readfy, up to half a million users regularly read over 130,000 ebooks for free. Johnny Bytes took over the apps for iOS and Android from our previous nearshore partner and not only brought them and the backend up to date in a very short time, but also ensured that in-app sales increased by 500%.

Philipp Ortmaier, CEO, readfy GmbH
Philipp Ortmaier
CEO, readfy GmbH
PAGOPACE

Leading provider of NFC payment rings.

We were already able to offer our customers good hardware with our payment ring. However, Johnny Bytes helped us to build the perfect complementary software to take our product to the next level. We were kept up to date at every stage of the app development and were able to make requests immediately. With the new app, we can also sell our rings in retail stores, as customers can link their rings directly to their payment card on their cell phone.

Steffen Kirilmaz, CEO, PAGOPACE GmbH
Steffen Kirilmaz
CEO, PAGOPACE GmbH
FIRST AVENUE

#1 media house in South Tyrol

Johnny Bytes has taken over the development and support of our guest information system TIPPTHEK and migrated it to a modern and sustainable architecture in a very short time. This allows us to install TIPPTHEK in thousands of South Tyrolean accommodations and provide up to 35,000 tourists a day with personalized information about their accommodation and the surrounding area.

Michael Hölzl, CEO, First Avenue GmbH
Michael Hölzl
CEO, First Avenue GmbH
STAZZLE

Innovative solutions for temporary staffing and recruitment

An agile team for whom customer satisfaction is just as important as quality, the Johnny Bytes team understands communication and requirements, asks the right questions, has a sense of humor and adheres perfectly to schedules. A strong partner that we recommend without reservation. Thank you for your support!

Tasso Mitsarakis, Product Owner, stazzle
Tasso Mitsarakis
Product Owner, stazzle
KOOPERATIONEN MIT HOCHSCHULEN

Innovative projects with research institutions

Together with Johnny Bytes, FH Aachen regularly conducts practice-oriented research projects as part of the Digital Lab. Most recently, prototypes for Alexa skills and AI-supported tourism solutions were created in this context. These projects are always an enrichment for our students, the university and the company.

Prof. Dr. Mathias Eggert, FH Aachen
Prof. Dr. Mathias Eggert
FH Aachen

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Your personal contacts

Would you rather talk to us directly and in person? Then do not hesitate to get in touch with us.

Thomas Henz
Digital Product Strategy
Thorsten Wesseler
Lead Software Engineer
Timo Schlößer
Lead Software Engineer