Principal Engineer – Data Platform (Identity Solutions)
Core
Designing and operating large-scale data processing pipelines for Mastercard's Identity Graph and Identity Network to detect and prevent fraud.
Role type
Principal Engineer (Data Platform)
Builds
Data processing pipelines supporting the Identity Graph and Identity Network
Domain
Financial services / Identity solutions / Big data
Deliverable
production ML models | infrastructure
Required skills
Distributed systems design, Cloud infrastructure (AWS), Reliability engineering, Spark, Databricks, Scala, Java, Python, Feature engineering, Model training
Preferred skills
Machine learning workflows, Architecture prototyping, Cost optimization
Technologies
AWS, Spark, Databricks, Scala, Java, Python
Responsibilities
Assess data processing pipelines against cost, efficiency, and reliability targets; Prototype solutions to validate feasibility; Provide hands-on technical leadership and code reviews; Mentor lead and senior engineers; Consolidate on shared platforms across the technology ecosystem
Seniority
Principal, hands-on IC with strategy & mentorship