Tencent's WeChat team in Singapore seeks a Data Scientist to analyze user behavior, detect malicious activities and anomalies within the WeChat ecosystem using data analysis and machine learning. Responsibilities include devising strategies to track fraudulent accounts and protect users from spam, deploying and maintaining machine learning models for malicious account detection. The ideal candidate possesses a Bachelor's degree in a quantitative field, excellent communication skills (technical and non-technical audiences), experience building ML/DL solutions, proficiency in Python (C/C++/Go preferred), and fluency in English and Mandarin.