Cross‑Platform Engineer (C++ / C# / KMP)

O projekcie: Cross‑Platform Engineer (C++ / C# / KMP) Start Date: ASAP / Within 1 Month / Flexible Work Model: 100% remote  Contract Type: B2B (180-200 PLN/h + VAT) We are seeking an experienced C++ / C# / Kotlin Multiplatform Developer to join a highly technical engineering environment focused on secure, cross‑platform software development. The role involves building and integrating low‑level system components, developing cross‑platform modules, and working with advanced Windows security technologies such as TPM 2.0. The ideal candidate will have a strong background in native and managed code, proficiency in multi‑OS development, and hands‑on experience in designing reusable, well‑architected software libraries.  What We Offer - Medicover healthcare package - Multisport card - Access to an e-learning platform - Group life insurance Opis Firmy Experis to światowy lider rekrutacji specjalistów i kadry zarządzającej w kluczowych obszarach IT. Z nami znajdziesz konkurencyjne oferty zatrudnienia oraz ciekawe projekty IT skierowane zarówno do ekspertów z wieloletnim doświadczeniem, jak i osób, które dopiero zaczynają swoją przygodę w branży IT. Oferujemy rekrutacje menedżerów i wysoko wykwalifikowanych konsultantów z doświadczeniem w branży IT. Experis jest częścią ManpowerGroup i został uznany za jedną z najbardziej etycznych firm na świecie. Wymagania: Expectations - Proven commercial experience in C++ development on Windows, with additional experience in Linux and macOS considered a strong advantage. - Practical experience developing in C#, including integration with native C++ DLLs. - Hands‑on experience creating and maintaining C# NuGet packages. - Knowledge and practical exposure to Windows programming concepts, including working with TPM 2.0. - Professional experience building applications or shared modules using Kotlin Multiplatform. Codzienne zadania: - Develop and maintain cross‑platform software components using C++, C#, and Kotlin Multiplatform.   - Integrate native C++ libraries (DLLs) into C# applications to support advanced functionality.  - Build reusable C# modules and package them into NuGet libraries for internal distribution.  - Implement and optimize Windows‑based features, including functionality dependent on TPM 2.0.