❇️ **C# .NET** ❇️ **| Company Top Selection** 🔥 We are looking for a **C# .NET developer for project-based employment** **Grade:** senior **Rate:** from 256K to 280K Citizenship/Location: RF **Workload:** full-time Duration: long-term Employment: only individual entrepreneur 📌 (not social security, not labor code) ☑ ** Requirements:** • Solid knowledge of C# / .NET • Good understanding of data structures and algorithms • Understanding of asymptotic complexity and ability to estimate the cost of algorithmic solutions • Understanding of memory management in .NET: GC, allocations, value/reference types • Solid knowledge of multithreading and synchronization • Experience in profiling and optimizing CPU/memory • Ability to understand complex existing code and subject area • Ability to independently design a solution, not just implement a ready-made technical specification ➕ **Will be a plus:** • Graph algorithms: Dijkstra, A*, pathfinding • Heuristic search, Beam Search, Best-First Search, Branch & Bound • Scheduling / routing / optimization / simulation tasks • Span, stackalloc, unsafe, unmanaged memory • Object/memory pooling, understanding of cache locality and false sharing • SIMD / hardware intrinsics • Experience with CPU-bound multithreaded computations • C/C++ at the level of reading and analyzing existing code **🖇️ Tasks:** • Development and improvement of a high-performance calculation core for optimizing railway processes: movement of locomotives and trains on a path graph • Resource planning, conflict resolution, and finding optimal solutions • Development of the state model and solver algorithms • Implementation of generation and pruning of options • Working with the railway path graph • Optimization of memory usage and calculation performance • Parallelization of search and transfer of necessary business logic from existing C++ solution Apply here 👇🏻