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I will build a full stack ai saas erp CRM pos or wms web app
Marcel Dev
About this gig
Struggling to find developers who actually understand business software not just websites?
Whether you're launching an AI SaaS product, replacing a slow ERP system, building a CRM to manage customers, or need a custom POS or WMS to run daily operations, you need more than code. You need a solution that works reliably, scales with your business, and doesn't fall apart after handoff.
That's what we build.
- Full stack web apps, dashboards, and APIs
- AI-powered SaaS platforms
- ERP, CRM, POS, and WMS systems
- Bug fixes, feature upgrades, and performance optimization on existing software
- Secure backend systems and clean database architecture
- Smooth third-party integrations
WHY IT MATTERS TO YOU:
Clean, scalable architecture, Responsive, Secure development practices, and Clear communication at every stage
WHY MARCEL DEVS:
We're a full stack and backend development team, not a single freelancer juggling ten gigs. That means real code review, faster problem-solving, and a team that can handle both the frontend polish and the backend complexity your project needs.
Have questions before you order? Send us a message we're happy to help you figure out the right fit for your project.
Get to know Marcel Dev
Marcel Dev
Full Stack Devs and Custom Software Developers
- FromGermany
- Member sinceSep 2026
- Avg. response time1 hour
Languages
German, English, Spanish
We're Marcel Devs, a full stack and backend development team building secure, scalable software for businesses. We specialize in AI SaaS platforms, ERP systems, POS software, CRM tools, WMS solutions, web apps, APIs, and custom dashboards. Every project gets clean architecture, optimized databases, reliable integrations, and interfaces built around real user needs. Whether it's fixing a bug or building your product from scratch, we prioritize clear communication and long-term code quality. Let's build something reliable together.
Other Software Development Services I Offer
FAQ
What types of software can you build?
We build AI SaaS applications, ERP software, POS systems, CRM platforms, WMS solutions, web applications, dashboards, APIs, and custom backend systems.
Can you fix or update existing software?
Yes. We fix bugs, improve features, optimize performance, connect APIs, update databases, and maintain existing applications.
Can you develop an application from scratch?
Yes. We build the frontend, backend, database, integrations, and core business features according to your requirements.
Can you work with an existing codebase?
Yes. Please send the technology stack, repository or code details, documentation, and the changes you need.
Will the application work on mobile devices?
We build responsive interfaces for desktop, tablet, and mobile devices when this is included in the agreed project scope.
Do you provide project updates?
Yes. We maintain clear communication and provide progress updates throughout development.
Do I need to contact you before ordering?
Not required, but it helps. If your project has specific requirements, messaging us first lets us confirm scope and recommend the right package.
