Senior Data Scientist, Integrity

Company Description

About Grab and Our Workplace

Grab is Southeast Asia's leading superapp. From getting your favourite meals delivered to helping you manage your finances and getting around town hassle-free, we've got your back with everything. In Grab, purpose gives us joy and habits build excellence, while harnessing the power of Technology and AI to deliver the mission of driving Southeast Asia forward by economically empowering everyone, with heart, hunger, honour, and humility.

Job Description

Get to Know the Team

The Grab Financial Risk & Compliance team serves as the guardians of risk and compliance for all the financial products within Grab. Our data science team uses our datasets to uncover solutions to multiple problems such as predicting payment risk with sequence-based models, detecting money laundering with graph algorithms, and automating ID verification using image recognition. Additionally, we lead research to outpace latest fraud tactics, contributing to the development of secure products.

Get to Know the Role

In this role, you'll be at the forefront of fighting fraud by analyzing transactional data, developing and deploying machine learning models, and collaborating with teams to ensure seamless integration of fraud detection systems. You'll help keep our financial products safe and trustworthy. You will report to a Data Science Manager. This role is based in Singapore and is a hybrid role

The Critical Tasks You will Perform

• Analyze transactional data to identify patterns and trends in fraudulent activities using statistical and machine learning techniques.
• Work with partners to translate their needs into analytical requirements and comprehend the operational impact of fraud.
• Develop and test hypotheses about fraudulent behavior, designing experiments and conducting analyses.
• Create, train, and deploy scalable machine learning models for transaction monitoring and real-time fraud detection.
• Evaluate the performance of models, ensuring they are highly accurate and efficient.
• Maintain fraud detection solutions in production, regularly monitoring and improving their effectiveness.
• Collaborate with data scientists, engineers, product managers, and financial operations teams to integrate systems into Grab's platform.

Qualifications

What Essential Skills You Will Need

• You have at least 2 years experience with statistical analysis and machine learning to understand and detect patterns of fraud.
• Skills in formulating hypotheses, designing experiments, and validating findings.
• Proficiency in creating, training, and deploying machine learning models for fraud detection.
• Knowledge of using appropriate metrics and datasets to evaluate model performance.
• Expertise in deploying and maintaining machine learning models in a production environment.
• Ability to work with data scientists, engineers, product managers, and financial operations teams.
• Strong skills in Python and SQL. Familiarity with numeric libraries, containers, and modular software design.
• Experience with machine learning libraries like Tensorflow, Pytorch, XGBoost, and Sklearn.
• Understanding of DNN architectures, such as graph neural networks and diffusion models.
• An approach to staying updated with new research and advancements in relevant fields.

Additional Information

Life at Grab

We care about your well-being at Grab, here are some of the global benefits we offer:

• We have your back with Term Life Insurance and comprehensive Medical Insurance.
• With GrabFlex, create a benefits package that suits your needs and aspirations.
• Celebrate moments that matter in life with loved ones through Parental and Birthday leave, and give back to your communities through Love-all-Serve-all (LASA) volunteering leave
• We have a confidential Grabber Assistance Programme to guide and uplift you and your loved ones through life's challenges.

What We Stand For at Grab

We are committed to building an inclusive and equitable workplace that enables diverse Grabbers to grow and perform at their best. As an equal opportunity employer, we consider all candidates fairly and equally regardless of nationality, ethnicity, religion, age, gender identity, sexual orientation, family commitments, physical and mental impairments or disabilities, and other attributes that make them unique.