Stop Losing Visitors to Slow load Times. Build Faster with Astro.

Leverage the power of Astro’s modern web architecture with expert custom development and dedicated support from Seibert Products.

Speed up load times. Reduce friction. Close quicker.

If you’re exploring Astro for its incredible performance and developer experience – or looking to optimize an existing Astro project – you’re in the right place. As a trusted Astro Agency Partner, Seibert Products provides specialized services to help you succeed with Astro. We turn your vision into high-performing, content-focused web experiences.

Customers who trust Seibert Group

Fast Framework, Expert Partner

Astro is revolutionizing web development by shipping less JavaScript, resulting in faster load times and better user experiences, especially for content-rich sites. It integrates seamlessly with your favorite UI frameworks and CMS platforms. But maximizing its potential requires expertise.

Schedule your free Astro consultation
Astro Agency Partner

We have a proven track record and a close understanding of the Astro ecosystem, recognized by the Astro team.

25+ Years of Hands-On Experience

We bring decades of custom software development experience to your Astro project.

Performance-Obsessed

Like Astro, we prioritize speed and efficiency, ensuring your site is fast, accessible, and SEO-friendly.

Security Comes Standard (ISO 27001 Certified)

We take your data and project integrity seriously.

Custom Solutions, Not Templates

We tailor Astro development to your specific business goals, technical requirements, and content strategy.

Full-Cycle Support

From initial concept and architecture to development, deployment, and ongoing maintenance, we’re your dedicated Astro team.

Seamless Integrations

We expertly connect Astro with your existing tools: CMS (like Storyblok, Contentful, Sanity), e-commerce platforms, APIs, authentication, and more.

Start with a Free Discovery Call

Let’s talk – no pressure. We offer a complimentary 30-minute Discovery Call to listen to your ideas, understand your goals, and explore if Seibert is the right fit for your Astro project.

Custom Astro Development

Custom Astro Website & Application Development

We build bespoke, high-performance websites, marketing pages, portfolios, blogs, and web applications from the ground up using Astro. Our development approach focuses on delivering exceptional speed, SEO-friendliness, and seamless user experiences that help convert visitors into customers.

As an Astro Agency Partner, we leverage the framework’s strengths while creating solutions tailored to your specific business needs and content strategy.

Astro migration

Migration to Astro

Ready to leave slow load times behind? We seamlessly migrate your existing website from legacy systems, other frameworks (React, Vue, Angular, Svelte), or CMS platforms to a modern, fast Astro architecture.

Our migration process ensures your content, functionality, and SEO value are preserved while dramatically improving performance metrics. We handle the technical complexity so you can focus on your business goals.

Escape the framework fatigue and join the Astro revolution with a partner who makes the transition smooth and stress-free.

Astro Optimization

Astro Performance Optimization

Already using Astro but not seeing the performance benefits you expected? Our optimization service audits and enhances your existing Astro site’s speed, core web vitals, and overall performance for better user engagement and SEO rankings.

We identify bottlenecks, implement best practices, and fine-tune your Astro implementation to deliver the lightning-fast experiences your users deserve. From image optimization to JavaScript reduction, we’ll help your Astro site reach its full potential.

Let us help you squeeze every millisecond of performance from your Astro deployment.

A group of people having a meeting around a table with sticky notes and a laptop. Two men are standing, one in a pink shirt and the other in a suit, while others are seated. A board with sticky notes is visible in the background.

Astro Integrations

We expertly connect Astro with your existing tools and services, creating a cohesive ecosystem that powers your digital presence. Our integration expertise includes:

  • Headless CMS platforms (Storyblok, Contentful, Sanity)
  • E-commerce backends like Shopify
  • Authentication systems
  • Analytics platforms
  • Third-party APIs and services

Whether you need simple API connections or complex multi-system integrations, we ensure your Astro site works seamlessly with your entire technology stack.

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Ongoing Astro Support & Maintenance

We provide continuous support, updates, bug fixes, and feature enhancements to keep your Astro project running smoothly and securely. Our maintenance packages ensure your site stays current with the latest Astro updates and security standards.

Astro architecture

Astro Consulting & Architecture

Get expert guidance on planning your Astro project, choosing the right integrations, structuring your components, and defining a scalable architecture. Our consultants help you make informed decisions that align with your business goals and technical requirements.

Seibert Group in Numbers

more than
503

Employees in 4 companies

6

Locations worldwide

revenues exceeding
175

million USD in 2024

Ready to Build Your Next Project with Astro?

Let Seibert Products help you harness the full potential of Astro. Whether you have a new project idea, need help migrating, or require ongoing support, we’re here to assist.

Request a Custom Offer

Astro Discovery Workshop

We collaborate with you to create a functional prototype and deliver actionable recommendations based on thorough analysis and best practices. Our commitment to value is backed by a money-back guarantee: if we don't achieve the defined goals, we'll either refund the workshop price or credit it towards a follow-up project. We believe in long-term partnerships built on transparency and sustainable collaboration.
€2,700.00

Send us a message!

contact team
Seibert Group GmbH
Luisenstraße 37-39, 65185 Wiesbaden