This position is a short-term contract position, with a contract period until December 31st. After that, the decision to continue the cooperation will be made based on the company's needs and the selection of candidates, and it is highly likely that they will stay. Job responsibilities: 1 Responsible for software testing of product iteration versions, proficient in black box testing, gray box testing, and interface testing techniques; 2. Good document writing skills, able to output testing documents required for the project; 3. Test execution work, identify system defects, track submitted bugs, improve testing efficiency and product quality; four Effective communication with relevant teams to facilitate timely and reasonable resolution of issues identified during testing;