Complex sentence: In addition, I have strong background on system, especially distributed high performance computing, operating systems, and virtualization and experienced with parallel programming paradigm, practiced Pthread, OpenMP, MapReduce, and OpenCL.
Split into simpler sentences: In addition, I have strong background on system, especially distributed high performance computing, operating systems, and virtualization. I am experienced with parallel programming paradigm and practiced Pthread, OpenMP, MapReduce, and OpenCL.