Kevin Sydowkevin-sydow.com

WEB APPLICATION DEVELOPMENT

Custom web applications for clear processes and strong digital products

I develop custom web applications for businesses, founders, and self-employed professionals. The focus is on useful digital solutions, clear user journeys, and maintainable implementation tailored to the project's actual workflows.

Direct collaboration, transparent communication, and implementation designed for long-term usability.

WHO THIS SERVICE IS FOR

For businesses and people with a specific digital challenge

This service is suited to projects where a website or web application should simplify processes, present an offering clearly, or move a digital product forward with purpose.

Small and medium-sized businesses

For digital solutions that fit existing operations, customers, and the company's established presence.

Founders and startups

For clearly defined product ideas, initial versions, and reliable digital foundations.

Self-employed professionals

For a professional web presence or a digital tool built around an independent service.

Service businesses

For clear service presentation, structured inquiries, and more effective digital contact paths.

Teams with manual workflows

For processes currently managed through spreadsheets, emails, or repetitive individual steps.

Businesses with digital products

For launching, improving, or presenting a digital product more clearly.

WHAT I BUILD

Web solutions for specific use cases

The exact scope depends on the project. Typical engagements range from focused web applications to interactive product and business websites.

Custom business web applications

Applications that translate specific workflows into digital processes and make information easy to use.

Dashboards and workflow tools

Structured interfaces for tasks, status information, and recurring steps.

Customer portals and inquiry flows

Clear digital paths for information, inquiries, booking flows, or preliminary data collection.

Calculators and interactive tools

Accessible tools that process user input and present results in an easy-to-follow way.

Multilingual business and product websites

Responsive websites with clear information architecture and consistent language journeys.

MVPs and prototypes

Focused initial versions that make product ideas tangible and provide a basis for further development.

POTENTIAL PROJECT SCOPE

What an engagement may include

Depending on the project, its starting point, and its goals, an engagement may include the following services:

  • Clarifying requirements and project goals
  • Information architecture and content structure
  • UX/UI planning and implementation
  • Responsive frontend development
  • Technical setup and project structure
  • Multilingual support and localization
  • Testing and quality checks
  • Deployment and launch support
  • Handover and project-specific documentation

PROCESS

From the initial conversation to handover

A clear process creates early transparency around goals, scope, and next steps.

  1. 01

    Initial consultation

    We discuss the current situation, the project's objective, and the intended benefit.

  2. 02

    Requirements and scope

    Features, content, and constraints are prioritized and brought together in a realistic scope.

  3. 03

    Design and implementation

    The structure, user journey, and technical implementation are developed from the agreed requirements.

  4. 04

    Review and refinement

    We review the current version together, assess feedback, and apply focused refinements.

  5. 05

    Launch and handover

    After the final quality checks, I provide support with launch and an organized handover.

RELEVANT WORK

Selected web projects

These projects demonstrate different areas of focus – from interactive tools and clear business communication to an immersive product page.

Kalorienhilfe project
Case Study

Kalorienhilfe

Digital project around nutrition, calculators, and structured web content.

View project
Praxis Nordlicht homepage with hero copy and a dental practice photograph
Responsive Dental Website

Praxis Nordlicht

Editorially designed dental-practice website with a treatment overview, appointment pathways, and calm medical imagery.

View project
VELA One product landing page with a large electrified hero statement
Product Landing Page

Velva One E-Bike

Immersive e-bike concept page with an animated product visual, color selection, and technical specifications.

View project
Headphone Store shop preview
Web Demo

Headphone Store

React/Vite shop prototype for premium headphones with a product grid, search, cart, and checkout flows.

View project

PROJECT INQUIRY

Let's discuss your idea

Tell me about your project idea, the features you need, an existing website or current workflow, and your approximate timeline. You are also welcome to share a budget range if you wish.