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Active Keyword: Principal Engineer Remove filter Location: O'Fallon Remove filter Clear all

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Principal Software Development Engineer

Mastercard

Arlington, VA +2 11 days ago $195,000–$323,000
Actively hiring Confirmed live yesterday High trust Above market
Java Spring Python AWS Databricks Snowflake AI SDLC Lean Quality Assurance Metrics Dashboard Reporting
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Principal Engineer (Architecture)

Mastercard

O'Fallon, MO 17 days ago $170,000–$281,000
Actively hiring Confirmed live yesterday High trust Above market
Java Spring Boot Spring SQL Oracle Cassandra Kafka Zookeeper AWS Azure JSON SOAP Git Maven Gradle JUnit Mockito Jenkins Bamboo Confluence Rally UML Design Patterns Agile
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Senior Principal AI Engineer, AI Center of Excellence

Mastercard

Remote (San Francisco, CA) +7 18 days ago $254,000–$407,000
Actively hiring Confirmed live yesterday High trust Above market
LLM HPC GPU Kubernetes Distributed Systems Hybrid Cloud Machine Learning Agentic AI SRE Observability Infrastructure Automation High-Performance Networking Storage Model Serving Cloud-Native Security Governance Compliance
Remote
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Principal Software Engineer

Mastercard

O'Fallon, MO 35 days ago $170,000–$281,000
Actively hiring Confirmed live today High trust Above market
Software Architecture Distributed Systems AWS Azure GCP Microservices Platform Engineering Reliability Engineering SRE Observability AI LLM DevSecOps CI/CD Infrastructure Automation Performance Optimization Enterprise Integration
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