Top Principal Engineer Jobs in Seattle, WA

The Principal Engineer will architect and develop scalable payment applications, mentor engineers, and ensure best practices in payments engineering.

The Principal Engineer will lead the Core Engineering teams, guide architecture decisions, mentor leaders, and maintain a platform roadmap while ensuring collaboration across products and technologies.

Lead the design and implementation of conversational analytics solutions, drive technical strategy, mentor engineers, and ensure data quality in a robust data platform.

As Principal Software Engineer at Gusto, you'll architect scalable payroll systems, lead cross-functional projects, mentor engineers, and drive product strategy.

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

Lead design and deployment of AI systems, develop agentic components, optimize performance, and mentor others in AI Engineering.

Develop algorithms for autonomous driving and create software for safe and intuitive motion planning. Collaborate with perception and control components, and mentor team members.

Lead the technical direction of Checkmate's Voice AI platform, overseeing architecture, development, and integration of LLM technologies to enhance drive-thru automation.

The Principal AI/ML Engineer will develop machine learning models for campaign optimization in AdTech, collaborating across engineering and product teams to enhance advertising capabilities.

As a Principal Engineer on the Behaviors team, you will guide the technology direction, lead complex initiatives, and mentor engineers to enhance autonomous vehicle capabilities through ML solutions.

The Principal Engineer on the PaaS team will architect large-scale systems, mentor engineers, and drive technical direction for cloud services.

As a Principal Software Engineer, you'll architect scalable backend systems for mobile applications, mentor teams, and influence tech strategy to support mobile-first growth.

Lead and develop Agentic AI solutions, mentor team members, collaborate on AI applications, and tackle complex challenges in cybersecurity.

The Principal Security Engineer will drive security solutions, perform vulnerability research, and contribute to application security practices ensuring high quality software for GitLab's products.

The Principal Software Engineer will lead the vision and execution for Developer Productivity, enhancing workflows and integrating AI tools to streamline software delivery across Dropbox's multi-product stack.

The Principal Software Engineer will lead technical initiatives, define architecture, prototype ideas, and foster an innovative engineering culture, working cross-functionally to turn visions into execution.

Lead architectural vision and technical execution across engineering; design and scale complex systems, mentor engineers, and spearhead Generative AI projects.

The Principal Engineer will architect scalable data pipelines and systems for high-volume cost data, ensuring reliability and simplicity, while mentoring engineers and influencing innovation across teams.

The Principal Engineer will architect scalable data pipeline systems, mentor engineers, drive innovation, and simplify complex designs for better performance and reliability.

Lead the development of the Edge platform, collaborating across teams to define strategy, guide software solutions, and foster team development.

As a Principal Platform Engineer, you will design and manage cloud infrastructure, enhance monitoring, implement CI/CD pipelines, and mentor junior engineers.

The Principal Data Platform Engineer will lead the development of scalable data management systems, focusing on ingestion, processing, and analytics platforms while collaborating with cross-functional teams.

As a Principal Software Engineer - Storage at Wasabi, you'll design and improve storage software, addressing high reliability, security, and scalability in cloud storage services.

As a Principal Software Engineer, you'll lead architectural strategies, mentor engineers, prototype services, and ensure alignment with business goals in a remote environment.

Develop and productionize a next-gen Dispatch System, build predictive models, automate processes, and lead a small team in optimizing operations.