As a Data Scientist Intern, you will apply machine learning solutions for security and content moderation, working on GNN applications and time-series anomaly detection.
Business UnitWeiXin Group(WXG) is responsible for the construction and operation of the Weixin ecosystem and leveraging Weixin's open platforms such as Official Accounts, Mini Programs, Weixin Pay, WeCom and search function. WXG provides solutions and connectivity for intelligent upgrades across all industries. WXG is also responsible for the development and operation of QQ Mail, WeRead and other products.What the Role Entails
Key Responsibilities:
- As a Machine Learning Intern, you will contribute to our team's efforts in exploring and implementing advanced ML solutions for WeChat's security and content moderation systems.
- Your work will focus on GNN applications for malicious account detection and community discovery, where you'll help design graph structures, test diffusion strategies, and validate models in production scenarios.
- You'll also work on optimizing timeseries anomaly detection models to identify suspicious patterns in registration and login behaviors across different security contexts.
- Additionally, you'll participate in finetuning large language models for customer complaint and report classification, ensuring our systems stay current with evolving definitions and categories through data preparation, model experimentation, and performance evaluation.
Required Skills & Qualifications:
- We're looking for candidates pursuing a degree in Computer Science, Machine Learning, or related fields with strong Python programming skills and experience with deep learning frameworks like PyTorch or TensorFlow.
- You should have foundational knowledge of graph neural networks, time-series analysis, and natural language processing, along with familiarity with model training, evaluation, and optimization techniques.
- Experience with clustering algorithms, similarity metrics, and statistical analysis would be valuable. Strong analytical and problem-solving abilities are essential, as is the ability to work independently while collaborating effectively with the team.
- Proficiency in both English and Chinese is required for this role, and any prior experience with LLM fine-tuning, LoRA, or security related ML applications would be considered a plus.
As an equal opportunity employer, we firmly believe that diverse voices fuel our innovation and allow us to better serve our users and the community. We foster an environment where every employee of Tencent feels supported and inspired to achieve individual and common goals.
Top Skills
Python
PyTorch
TensorFlow
Similar Jobs
Productivity • Software • App development • Automation
The Solutions Engineer will assist customers with implementing Apryse's technology, collaborate with sales and engineering teams, and provide technical support and solutions based on customer needs.
Top Skills:
AjaxAndroidAsp.NetC#HTML5iOSJavaScriptJqueryJSONPHPRestful ApisUwp
Productivity • Software • App development • Automation
As a Solutions Engineer, you will support customers in evaluating and implementing Apryse's SDK technology, collaborating with sales and engineering teams to ensure successful adoption and address technical requirements through product demonstrations and support.
Top Skills:
AjaxAsp.NetC#C/C++HTML5JavaJavaScriptJqueryJSONPHPRestful Apis
Artificial Intelligence • Fintech • Payments • Financial Services • Generative AI
As a Senior Software Engineer in Growth, you'll design and develop scalable frontend solutions, integrate testing frameworks, and collaborate with cross-functional teams to enhance user experience and drive growth through data-informed decision-making.
Top Skills:
ReactTypescript
What you need to know about the Singapore Tech Scene
The digital revolution has driven a constant demand for tech professionals across industries like software development, data analytics and cybersecurity. In Singapore, one of the largest cities in Southeast Asia, the demand for tech talent is so high that the government continues to invest millions into programs designed to develop a talent pipeline directly from universities while also scaling efforts in pre-employment training and mid-career upskilling to expand and elevate its workforce.


