Top Principal Engineer Jobs in NYC, NY

Lead the design, implementation, and optimization of a global network infrastructure, focusing on routing, security, automation, and team mentorship.

The Associate Principal Engineer for CRM Salesforce is responsible for designing and developing enterprise solutions and integrations, with a focus on marketing and data platforms.

Lead architectural decisions for Cloudflare's R2 object storage platform, designing reliable, high-throughput systems while collaborating with engineers and stakeholders to align goals.

As a Principal Security Engineer, you will lead security initiatives, design secure systems, automate processes, and mentor teams, ensuring safe technology usage.

The Principal Developer Productivity Engineer will enhance GM's developer tools, mentor engineers, and drive system performance through observability and software engineering best practices.

As a Principal Software Engineer at Upstart, you'll lead technical initiatives for the Core GenAI Platform, shaping architecture and standards, mentoring engineers, and influencing business strategy.

The Principal Engineer will design and implement components for trading systems, focusing on enhancements, modernization, and collaborating with cross-functional teams.

Lead the design of Mastercard's enterprise data architecture, modernize data platforms, and ensure compliance and operational excellence across global systems.

The Principal Software Engineer will design systems for user experience insights and build scalable solutions including a machine learning pipeline and backend infrastructure.

This role focuses on providing senior technical support to critical account customers, managing escalations, and ensuring top-tier customer experiences while collaborating with internal engineering teams.

Lead machine learning initiatives to enhance underwriting model accuracy. Design and implement advanced training strategies and optimize workflows. Mentor engineers and influence modeling strategy.

Design and build complex low-latency trading applications, develop cloud services, implement automated processes, and optimize system performance.

Research and develop techniques to accelerate application workloads on NVIDIA's hardware, optimize performance, and collaborate with teams to influence design.

Lead architectural decisions, mentor engineers, and drive technical strategies for scalable software systems, focusing on high-quality solutions and system health.

Lead mobile software development as a Principal Mobile Software Engineer, driving technical strategy, building systems in React Native, and mentoring engineers to enhance user experience and scalability.

The Principal Field Security Engineer at GitLab tackles complex customer security issues, overseeing contract reviews, guiding internal teams, and providing expert security knowledge to ensure customer compliance and mitigate risks.

As Principal AI Engineer, you will lead the AI platform strategy, architect systems for AI adoption, and ensure ethical deployment of AI across CLEAR's operations.

The Principal Software Engineer oversees the architecture and deployment of data solutions, ensuring quality, efficiency, and compliance. They manage data integrity, guide technology collaboration, and lead the design and implementation of data systems and standards.

The Principal Software Engineer will design and oversee the operations of technology architecture, focusing on data management and integration across various platforms, supporting data quality, and guiding development processes.

Lead technical projects for the Workers AI team focused on deploying AI inference, building innovative features, and enhancing developer experience.

The Principal Software Engineer will lead teams to enhance Gusto’s Payroll and Tax systems through design, implementation, and mentorship, ensuring quality and compliance across complex software solutions.

Lead design and implementation of enterprise-grade AI systems, architect AI infrastructure, and drive technical strategy for AI-powered products primarily for military applications.

Lead the development of an AI framework for endpoint security, collaborate with teams, optimize solutions, and ensure model efficiency across various platforms.

The Principal Engineer oversees engineering performance in projects, ensuring compliance with standards, leading complex designs, and mentoring engineers while collaborating with cross-functional teams.

The Principal Engineer will lead a team to build and scale a serverless platform, make architectural decisions, and mentor engineers while managing technical challenges and collaborating with Product.