Software Engineer / Developer Programming Language: C# , Rust , Zig , C++ , Go Database: Oracle , SQL Server , MariaDB , PostgreSQL , Firebird foreach (Person person in people) { person.toHappy(); } $X_k = \sum_{n=0}^{N-1} x_n \cdot e^{-i \frac{2\pi}{N} kn}$ , $X[k] = E[k] + W_N^k O[k]$ , $y = f(\sum_{i=1}^{n} w_i x_i + b)$