From web APIs to full-stack applications — InfinityCode delivers clean, maintainable, and high-performance code tailored to your business needs.
InfinityCode is a software development company founded by Nikola Andrejevic, a .NET/C# developer with 4+ years of professional experience building web applications, APIs, and desktop solutions.
Based in Serbia, we work with clients locally and internationally, delivering reliable software that solves real-world problems. We believe in clean architecture, readable code, and long-term maintainability.
SOLID principles, design patterns, and readable architecture.
Agile approach with consistent progress and clear communication.
Tested, documented, and production-ready deliverables.
Your goals drive every technical decision we make.
Full-stack web apps built with ASP.NET Core, REST APIs, and modern frontend frameworks. Scalable, secure, and production-ready.
Design and build RESTful APIs or integrate third-party services into your existing system with clean, well-documented endpoints.
Windows desktop apps using WinForms or WPF — from internal tools to fully featured business software.
Relational database modeling, query optimization, and migrations using SQL Server, PostgreSQL, and Entity Framework.
Docker-based deployments, CI/CD pipelines, and Linux server setup for reliable, repeatable infrastructure.
Legacy code cleanup, performance improvements, and ongoing maintenance to keep your software healthy and up-to-date.
Fast, mobile-first websites for restaurants, cafes, shops, and local businesses — modern design, Google-ready, delivered quickly.
Have a project in mind? We’d love to hear about it. Reach out and let’s discuss how InfinityCode can bring your idea to life.
