Stabilizing and Scaling Spobik
Turning a slow e-commerce site into a fast, secure revenue-generating platform
Key Results:
- 6x faster load time (600 ms → 38 ms)
- Updates for 500,000+ items in ~10 min
- Largest Contentful Paint: 0.24 seconds
Application Modernization Services for Performant Code and Reliable Delivery
If your application behaves differently with every release, the problem is in the foundation. We restructure and modernize your codebase, so the regular updates stop breaking other parts of the system.
When You Need Application Modernization
- Every change breaks something unexpected
- Developers avoid touching certain parts of the code
- Frameworks or libraries are no longer supported
- Technical debt is slowing down product releases
- AI tools struggle to work with your codebase
- Simple updates take too long to implement
Our Application Modernization Services
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App Migration Services
Move your app to a new platform without losing data or disrupting the systems your teams rely on.
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Application modernization services
Upgrade legacy apps without discarding the parts your business needs. We update architecture and code at a practical pace.
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Infrastructure Modernization Services
Upgrade legacy infrastructure with a practical plan that fits your existing systems, budget, and technical constraints.
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Software Modernization
Upgrade architecture and reduce technical debt without full rewrites or costly business downtime.
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Software reengineering services
Improve the codebase without starting from scratch. We refactor core components and preserve useful functionality.
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UI/UX Modernization Services
Update old interfaces around real user behavior instead of forcing familiar workflows into outdated layouts.
What You Can Achieve by Modernizing Your App
| App Modernization Benefit | Business Impact |
|---|---|
| Reduced technical debt | Shorter release cycles and fewer bugs |
| Improved system performance | Faster, smoother user experiences |
| Enhanced security | Lower operational and compliance risks |
| Effective integrations | Reduced manual work and faster automation |
| Scalability and agility | Grow without disruptions or major rewrites |
| Developer confidence | Teams can implement changes quickly and safely |
Our Focus Industries
Real Client Results
Modernizing Guesty’s Legacy System
Modernizing the legacy system to improve performance and efficiency
Key Results:
- Enhanced stability and test coverage
- Outdated code removed
- Accelerated feature delivery
Expanding Owners Portal
Adding new features to the portal to meet property managers and owners needs
Key Results:
- 2 major features added
- 50% improvement in data visibility
- 100% IRS 1099 compliance
Mobile App Development
Rebuilding architecture and accelerating feature delivery for the mobile app
Key Results:
- 20,000 users of the mobile app
- 3x faster feature delivery
- 80% fewer support tickets
Third-Party Integrations
Integrating WMSs, a payment solution, and the Microsoft Dynamics NAV ERP
Key Results:
- 3 system integrations completed
- 100% financial data sync daily
- 100% real-time stock updates
Our Application Modernization Process
App assessmentAudit architecture, code, dependencies, and technical debt to pinpoint risks.
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Architecture redesignImprove scalability, flexibility, and maintainability with modern patterns.
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#4
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Testing and QAValidate performance, security, and reliability before release to catch critical issues.
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#6
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Modernization strategy creationCreate a clear roadmap balancing quick wins and long-term stability.
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#3
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Incremental modernizationUpgrade components step by step to reduce risk and downtime.
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#5
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Deployment and optimizationLaunch the updated app and continuously refine for peak performance.
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Incremental Modernization, Maximum Impact
We tackle bottlenecks, outdated tools, and legacy dependencies
No risky “big-bang” rewrites. No downtime. No broken features
Your app becomes faster, safer, and easier to enhance
Get in Touch to Know Your App’s Weak Points Before You Modernize
Book a Call
FAQ
What if our app breaks during modernization?
We get it: updating a live app can feel risky. That’s why we never attempt a full overhaul all at once. Instead, we modernize incrementally, updating one component at a time while keeping the rest of the system fully operational. You won’t see downtime, and your users won’t notice a thing, but your app will steadily become more stable and future-proof.
Can we keep using our current features while updating the app?
Absolutely. Modernization doesn’t mean throwing everything away. We carefully target fragile or outdated areas, while leaving your core features intact. This way, your team can continue running the app, serving users, and even rolling out minor updates without interruption, all while we improve the underlying structure.
Will application modernization slow down ongoing development?
It’s the opposite: messy, outdated code is what slows teams down and makes every change stressful. By refactoring and standardizing the code during modernization, we remove these hidden bottlenecks. Your developers will be able to build new features faster, with fewer bugs, and without tiptoeing around fragile parts of the app.
How do we handle outdated frameworks or unsupported libraries?
Outdated frameworks and libraries are one of the biggest hidden risks in any app. We carefully upgrade them to modern, supported versions, making sure everything works together smoothly. That means your app stays stable during the transition, your team doesn’t have to fight compatibility issues, and you’re ready to adopt new technologies without surprises.
Will modernization help with AI integration or other new technologies?
Yes. Old, tangled code often blocks AI tools, APIs, or modern integrations from working properly. We clean up the code, organize dependencies, and structure the app so it can communicate easily with modern systems. After modernization, adding AI features, analytics, or new integrations becomes much simpler and safer.
How do you make sure the app is scalable after modernization?
Scalability is built in from the start. We redesign architecture where needed, break monolithic components into modular services, and remove hidden bottlenecks. This ensures that as your user base grows or new features are added, the app can scale smoothly without downtime, slowdowns, or last-minute firefighting by your team.
Let's Get in Touch
Forbytes created an app that allowed users to quickly measure themselves to be fitted for custom shirts. As a result, we could increase our speed, quality, and shirt output per week. Forbytes was dedicated to delivering a solution that accurately addressed our needs.
Forbytes’ engineers and team leads worked as part of our RnD group and were directly managed by our company directors. They were both proactive and adaptable, qualities that perfectly match our needs in our fast-growing and constantly evolving environment.
Forbytes has a strong process-oriented way of leading the company, with good respect for themselves and their managers. They made a choice not to become too big but build slowly on more qualified people, which is paying off.
Niklas Hammar
COO & Business
Development at Offerta.se
Our e-commerce site saw online inquiries and orders rise after working with Forbytes. The team used top-notch expertise to inform their suggestions and improvements. Constant communication, quick responses, and prompt delivery made for a smooth and enjoyable collaboration.
The Forbytes team was very professional and demonstrated a great understanding of the business aspects. All tasks were completed above expectations. Their experts were always available, and we never needed to wait for a response or a suggested solution.
