Fraud Risk Investigator

DiDi Chuxing; Ciudad de México; Hybrid; MXN 360,000 - 480,000; Full time

Job summary

DiDi Global Inc. in Mexico City seeks a Fraud Operations Specialist to manage transaction alerts, verify details with cardholders, and resolve authorization issues while maintaining customer experience.

You will investigate fraud patterns, analyze SPEI transactions, document actions, and collaborate with teams to improve detection and reduce losses.

The role requires a quantitative degree, 3+ years in fraud risk management, strong Excel skills, and bilingual English/Spanish preferred.

Qualifications

• Bachelor's degree in a quantitative field or related discipline.
• Proven experience in transaction risk management, especially with card transactions.
• Ideally 3+ years in fraud detection and/or transaction risk management.
• Solid understanding of synthetic fraud and modern prevention strategies.
• Experience with large datasets to identify fraud patterns and risks.
• Strong analytical capabilities to detect trends and improve processes.
• Advanced proficiency in Excel (100% proficiency required).
• Detail-oriented with strong organizational skills and ability to manage priorities.
• Excellent written and verbal communication; ability to work independently.
• Bilingual English/Spanish is highly valued.

Responsibilities

• Investigate fraud patterns for suspicious accounts.
• Conduct a thorough investigation of mule accounts.
• Analyze SPEI transactions and identify risky patterns and controls.
• Receive and make calls from customers to verify potentially suspicious transactions.
• Ensure a high standard of customer service.
• Assess legitimacy of high-risk transactions based on behavior and alerts.
• Provide prompt solutions to resolve blocking issues while maintaining security.
• Document interactions and actions in the system for traceability.
• Collaborate with internal teams to resolve complex cases and improve detection.
• Analyze fraud trends to identify improvements in prevention procedures.
• Mitigate risks to prevent losses.
• Review false positives with investigation/strategy teams to improve UX.

Skills

Analytical thinking

Attention to detail

Excellent written and verbal comms

Autonomous working

Customer service orientation

Bilingual English/Spanish

Excel proficiency

Education

Bachelor's degree in Mathematics, Computer Science / Programming, Finance, Forensics, Economics, Business Administration, or related field

Tools

Microsoft Excel

Job description

DiDi Global Inc. in Mexico City seeks a Fraud Operations Specialist to manage transaction alerts, verify details with cardholders, and resolve authorization issues while maintaining customer experience.

You will investigate fraud patterns, analyze SPEI transactions, document actions, and collaborate with teams to improve detection and reduce losses.

The role requires a quantitative degree, 3+ years in fraud risk management, strong Excel skills, and bilingual English/Spanish preferred.