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Scaling Fintech Products with High-Performance Cross-Platform Development

Discover how Somnio Software empowers fintech companies with secure, scalable, cross-platform financial app development. Learn how we modernized Siigo’s ERP and POS systems with faster time to market, seamless UX, and enterprise-grade architecture.

Scaling Fintech Products with High-Performance Cross-Platform Development
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Somnio Software Team
Somnio Software Team
Business
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July 21, 2025
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The fintech space is moving fast. With increasingly demanding users and an ever-growing digital ecosystem, building financial products that are efficient, scalable, and deliver a great user experience is essential. 

From global inspiration to proven success stories

At Somnio, we partner with fintech companies to meet the industry's expectations with speed and precision, developing high-performance apps that work seamlessly across mobile and desktop.

In a previous blog, we looked at how global leaders like Google Pay, Nubank, ING, and Crédit Agricole reimagined their platforms to meet modern demands. Today, we’re sharing how Siigo, one of the largest business software providers in Latin America, scaled and modernized its financial suite with the help of Somnio’s strategic support.

Siigo's transformation: Built with purpose

Siigo needed to modernize its infrastructure, launch next-gen financial products, and improve user experience without compromising operational stability. Their goals included delivering a new restaurant-focused POS system, creating a user-friendly ordering app (Siigo A la Orden), and migrating their ERP (Siigo Nube) to a modern, unified architecture.

The key was to build a solution that combined performance, scalability, and seamless user experience, all within a single tech stack.

Our approach at Somnio

We don’t just code, we co-create strategic digital products with our clients. With Siigo, we used a phased, collaborative process:

  • We designed and built the new POS and ordering app using a cross-platform approach, enabling faster iterations and a consistent experience across devices.
  • We migrated Siigo Nube to a single codebase optimized for both web and mobile.
  • We integrated deeply with their existing infrastructure to ensure continuity and smooth rollouts.
  • We focused heavily on UX/UI, designing intuitive features that made everyday use easier and more enjoyable for users.
Read the complete Siigo‘s Success Case here

Real Impact

The results were clear:

Faster development cycles and improved team productivity led to consistent performance and design across both desktop and mobile platforms. Backed by a solid architecture, the solution is built to scale and support future market expansion, guided by a clear roadmap that keeps Siigo at the forefront of fintech innovation.

The right tech stack for Fintech success

The Siigo case proves the importance of choosing the right stack when speed, scalability, and performance matter. Here’s what makes modern frameworks ideal for fintech:

  • Production-ready security: secure storage, biometric authentication, encryption. Efficiency and flexibility: perfect for agile fintech teams. 
  • Modern UX: native-like components for current financial workflows. Unified development: one codebase for all platforms.

Whether you're building a POS, banking app, or mobile ERP, the right development tools help you deliver more with less complexity.

Security and performance of Fintech apps Download our checklist 

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FAQs

Can cross-platform frameworks handle complex financial applications? Yes. With robust architecture and a growing ecosystem, they support high-performance fintech solutions.

Are they secure enough for financial data? Yes. Native integrations allow secure storage, biometric login, and encrypted communication.

What kind of fintech products can you build with cross-platform tools? POS systems, mobile banking apps, financial dashboards, ERP tools, and anything requiring top performance and great cross-platform UX.

Let’s build the future of Finance together

At Somnio Software, we help fintechs build smarter, more scalable products. Whether you're launching something new or modernizing legacy systems, we can help you move faster and go further.

Let’s connect and make it happen.

Contact us

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