Cross‑Platform Developer (C++/C#)

Start Date: ASAP / Within 1 Month / Flexible Work Model: 100% remote  Contract Type: B2B (180-200 PLN/h + VAT) We are looking for an experienced software engineer with strong skills in C++, C#, and Kotlin Multiplatform to join our engineering team. You will work on cross‑platform components, integrate native code with .NET applications, and contribute to developing secure and reliable features for modern systems. The role involves hands‑on coding, problem‑solving, and collaborating closely with other engineers to deliver high‑quality technical solutions.Expectations • Solid commercial experience with C++ development, ideally on Windows. • Practical experience using C# and integrating native libraries. • Ability to create and maintain C# NuGet packages. • Familiarity with Windows programming concepts, including security modules. • Experience with Kotlin Multiplatform or willingness to learn it quickly. Responsibilities • Develop cross‑platform components using C++, C#, and Kotlin Multiplatform. • Integrate native C++ modules (DLLs) with C# applications. • Build and maintain reusable C# libraries and NuGet packages. • Implement and support Windows‑based functionality, including security‑related modules. • Collaborate with the engineering team to design, test, and deliver scalable solutions. What We Offer • Medicover healthcare package • Multisport card • Access to an e-learning platform • Group life insurance