A performance improvement analyst is responsible for developing a strategy for improving the overall performance and productivity within a company. As a performance improvement analyst, you may be in charge of developing and the implementation of training programs or other procedures. You work to improve efficiency in each department to streamline the process of tasks. The duties may include compiling quality and financial data, as well as customer feedback, to use when creating improvements within a company. One of the main responsibilities of an analyst is to look for errors and anything that can contribute to negative performance in the workplace and to find a solution that benefits the company.