1. Investigate and analyze the market development of the market and competitive products, and plan product functions; 2. Daily data tracking of product lines, regular analysis of product effectiveness, tracking of user behavior, and continuous optimization of products; 3. Analyze business requirements and then decompose product human-machine interaction interface experience design requirements.

1. Proficient in Portuguese and able to speak English or Chinese; 2. Be interested in Internet products and can provide work and learning opportunities; 3. Skilled in communication, strong sense of responsibility, open-minded, and willing to travel.