.NET · Fullstack · SME
Software built around your business,
for companies that outgrew off-the-shelf.
You talk directly to the person writing your code. No account managers, no handoffs. I build business web applications, modernise legacy systems, and connect your existing software. Fixed price, defined scope.
What I do
Business Web Applications
Custom ASP.NET Core applications built around your workflows. Portals, dashboards, and process automation, designed for your team.
Learn more:Business Web ApplicationsSystem Modernization
Migration from WebForms, WCF, and legacy .NET to modern ASP.NET Core. Risk-managed, zero downtime, no data loss.
Learn more:System ModernizationAPIs & Integrations
Connect your systems: ERP, CRM, payment processors, third-party services. Clean REST APIs and workflow automation.
Learn more:APIs & IntegrationsSelected Work
Croatia's national tourist registration platform: WCAG overhaul, HRK→EUR migration, and NIAS authentication.
Learn more:eVisitorRegional fintech platform: OCR-based KYC pipeline and full-stack development across nearly every major feature.
Learn more:ProfitCardKafka-driven IoT management platform for sports facilities in Zagreb, with OpenStreetMap LED configuration interface.
Learn more:UŠO-GISFull backend rewrite of a dental practice platform, from low-code scaffolding to a proper EF Core codebase.
Learn more:TimelineMasterAbout Flyntech
Flyntech is a specialized software development sole proprietorship owned and operated by Ivan Benko. The focus is fullstack .NET development for SMEs that need serious, long-term solutions.
Every project is handled personally: from the first call to production deployment and long-term support. No intermediaries, no lost context. I work with clients across Croatia and the EU, and I'm open to projects from the US and Canada.
More about meSince 2019
In production
Public sector · healthcare · fintech · IoT