Senior Anti-Fraud Strategy Engineer

WeChat International Pte. Ltd.; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

Tencent is seeking a data-driven anti-fraud strategist to design and implement end-to-end fraud defenses for overseas ad networks. You will work with data science, engineering and product teams to deploy real-time risk engines and optimize detection through AI/ML insights.

The role emphasizes cross‑functional collaboration, monitoring evolving fraud trends, and maintaining privacy compliance across global markets.

Qualifications

• Bachelor’s degree or above in Computer Science, Statistics, Mathematics, Data Science, or related field.
• 3-5+ years hands-on experience in anti-fraud strategy, traffic quality, or risk management within mobile ad tech.
• Strong data processing and analysis capabilities with distributed data platforms.
• Proficiency in SQL and Python; experience with LLM applications is a plus.

Responsibilities

• Develop and iterate end-to-end anti-fraud strategies for overseas AdN across pre-bid, in-flight, and post-event phases.
• Leverage distributed data platforms and LLMs for ad event mining and AI-driven risk identification.
• Define and track anti-fraud KPIs and optimize strategies via A/B testing.
• Collaborate with Data Science, Engineering, Product, and Business teams to deploy risk engines with low latency.
• Monitor global ad fraud trends and adjust strategies for overseas markets.
• Manage fraud-related disputes with publishers and advertisers; promote best practices and data privacy compliance.

Skills

Anti-fraud strategy

Data analytics

SQL

Python

LLM applications

Ad tech knowledge

English communication

Independent work

Education

Bachelor’s degree in CS/Statistics/Data Science

Tools

SQL

Python

Flink/Kafka

Job description

Business Unit Corporate Development Group (CDG) as the platform for the company's new business incubation and new business exploration, CDG is responsible for promoting development and innovation for important areas such as financial technology and advertising, as well as marketing services, including payment and financial applications. As a professional support platform, CDG also supports the company and various business groups in strategic planning, investments and mergers, investor relations and corporate global communications, marketing and public relations, and more.

What the Role Entails

Key Responsibilities

• Strategy Development: Develop and iterate end-to-end anti-fraud strategies for the overseas AdN, covering pre-bid, in-flight, and post-event phases. Target various fraud schemes (e.g., IVT, click farms) across multiple ad formats.
• Advanced Analytics & AI: Leverage distributed data platforms and large-scale models (LLMs) to conduct in-depth mining of ad events. Integrate AI technologies to achieve precise risk identification, extract high-value features, and translate insights into actionable strategies.
• Performance Optimization: Define and track core anti-fraud KPIs. Optimize strategy precision through A/B testing to balance fraud prevention with legitimate traffic growth.
• Cross-Functional Collaboration: Partner with Data Science, Engineering, Product, and Business teams to deploy strategies into real-time risk engines, ensuring low latency and alignment with business goals.
• Industry Monitoring: Monitor global ad fraud trends and industry standards; proactively adjust strategies to counter emerging threats in key overseas markets.
• Ecosystem Health: Manage fraud-related disputes with publishers and advertisers. Collaborate to promote anti-fraud best practices and ensure compliance with data privacy regulations.

Who We Look For

Technical Requirements

• Bachelor’s degree or above in Computer Science, Statistics, Mathematics, Data Science, or a related field.
• 3-5+ years of hands‑on experience in anti‑fraud strategy, traffic quality, or risk management within the mobile ad tech industry.
• Strong data processing and analysis capabilities with familiarity in distributed data platforms.
• Proficiency in SQL and Python is required; experience with LLM applications is a strong advantage.
• In-depth understanding of the mobile ad ecosystem, attribution logic, monetization models, and industry standards (e.g., IAB).
• Deep understanding of various ad fraud tactics and verifiable experience in designing anti‑fraud strategies and AI‑driven risk identification.
• Fluent in English (written and spoken), with the ability to collaborate effectively with global teams and stakeholders.
• Strong analytical thinking and problem‑solving skills; able to work independently in a fast‑paced environment.

Preferred Qualifications

• Prior experience in overseas ad business or AdN operations at top‑tier tech companies.
• Deep understanding of AI/ML technologies for fraud detection, with practical experience in innovative AI applications.
• Familiarity with real‑time stream processing frameworks (e.g., Flink, Kafka), rule engines, or big data platforms.
• Experience in game ad monetization or app ecosystems; TAG certification or compliance experience is preferred.

Equal Employment Opportunity at Tencent

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.

Who we are

Tencent is a world‑leading internet and technology company that develops innovative products and services to improve the quality of life for people around the world.

Equal Employment Opportunity at Tencent

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.