---
source: https://www.codayweb.de/en/services/web-development/web-apps
generator: Coday GEO Markdown Mirror
license: CC BY-ND 4.0
attribution: "Source: Coday (https://www.codayweb.de)"
---

# SaaS & Custom Software.

We develop complex web applications, dashboards, and SaaS platforms. Scalable, secure, and user-friendly.

[Discuss Project](https://www.codayweb.de/en/contact)

![Mobile App Calendar Dashboard and User Interface](https://www.codayweb.de/images/app-dev/mockup-app-kalenderansicht-datum-auswaehlen-smartphone-oktober.webp)

System Integration

## We Connect Your World.

No island solutions. Our software speaks fluently with your existing infrastructure. CRM, ERP, Payment, or AI.

Coday  
Core  
System

Stripe

OpenAI

Salesforce

AWS S3

SendGrid

Datev

## Security is not a feature, but the foundation.

Custom software often processes sensitive data. We guarantee the highest security standards and data protection compliance from day 1.

-   GDPR Compliance by Design
-   ISO 27001 Certified Hosting Partners (AWS/Vercel)
-   End-to-End Encryption of Sensitive Data
-   Regular Penetration Tests

GDPR Ready

SSL Secure

99.9% Uptime

24/7 Support

## Technology that Grows

From MVP to Enterprise product. We build architecture that lasts.

### SaaS Development

Multi-tenant architectures for scalable Software-as-a-Service products.

### Internal Tools

Custom dashboards and tools for your internal processes.

### Progressive Web Apps

Native app feeling in the browser, offline-capable, and fast.

### Realtime Data

Live updates via WebSockets for chats, notifications, and live tracking.

### Cloud Infrastructure

AWS, Vercel, or Google Cloud setup for maximum uptime.

### Security

GDPR compliant, encrypted, and secure according to industry standards.

# SaaS & Custom Software.

We develop complex web applications, dashboards, and SaaS platforms. Scalable, secure, and user-friendly.

[Discuss Project](https://www.codayweb.de/en/contact)

![Mobile App Calendar Dashboard and User Interface](https://www.codayweb.de/images/app-dev/mockup-app-kalenderansicht-datum-auswaehlen-smartphone-oktober.webp)

System Integration

## We Connect Your World.

No island solutions. Our software speaks fluently with your existing infrastructure. CRM, ERP, Payment, or AI.

Coday  
Core  
System

Stripe

OpenAI

Salesforce

AWS S3

SendGrid

Datev

## Security is not a feature, but the foundation.

Custom software often processes sensitive data. We guarantee the highest security standards and data protection compliance from day 1.

-   GDPR Compliance by Design
-   ISO 27001 Certified Hosting Partners (AWS/Vercel)
-   End-to-End Encryption of Sensitive Data
-   Regular Penetration Tests

GDPR Ready

SSL Secure

99.9% Uptime

24/7 Support

## Technology that Grows

From MVP to Enterprise product. We build architecture that lasts.

### SaaS Development

Multi-tenant architectures for scalable Software-as-a-Service products.

### Internal Tools

Custom dashboards and tools for your internal processes.

### Progressive Web Apps

Native app feeling in the browser, offline-capable, and fast.

### Realtime Data

Live updates via WebSockets for chats, notifications, and live tracking.

### Cloud Infrastructure

AWS, Vercel, or Google Cloud setup for maximum uptime.

### Security

GDPR compliant, encrypted, and secure according to industry standards.

## Ready for your

next project?

Let's find out together how we can accelerate your digital growth. Free and without obligation.

[

Start project](https://www.codayweb.de/en/contact)

## Ready for your

next project?

Let's find out together how we can accelerate your digital growth. Free and without obligation.

[

Start project](https://www.codayweb.de/en/contact)