Top Principal Engineer Jobs in Seattle, WA

Lead the architecture and operation of Managed databases for AI workloads, ensuring high-scale, low-latency solutions while mentoring teams on best practices.

The Principal Engineer will design, build, and optimize a high-performance AI storage platform, focusing on scalability, performance, and collaboration across teams.

The Senior Principal Engineer will design and maintain cloud infrastructure, mentor teams, and drive technical innovations for SoFi's developer platform.

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

As a Principal Engineer at CrowdStrike, you'll evolve the technical vision for NG-SIEM, deliver high-scale ingestion systems, lead project teams, and collaborate cross-functionally to enhance the product's performance and customer experience.

The Director of Software Engineering will drive technical strategy for Lattice mesh, lead customer engagements, and oversee the delivery of complex software solutions in edge computing scenarios. Responsibilities include architecture design, code writing, and direct customer collaboration.

The Principal Engineer will define and evolve the API platform, drive API governance, ensure API reliability, and shape identity management.

As a Principal Engineer at CoreWeave, you will design cluster orchestration systems, lead technical direction, ensure system reliability, and mentor engineers while focusing on large-scale GPU cluster performance for AI workloads.

As a Principal Engineer at GitLab, you will lead technical direction for infrastructure platforms, ensuring scalability and resilience while mentoring senior talent and influencing architectural decisions across multiple teams.

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

Lead end-to-end AI/ML projects: research, prototype, optimize, and productionize ML and LLM solutions for healthcare. Mentor and recruit teams, run experiments and A/B tests, present results to leadership, and pursue AI research and IP.

Lead the technical roadmap for the Ad Marketplace, design and optimize machine learning models, and collaborate with teams to meet objectives.

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

The role involves providing AI leadership, influencing technical direction, driving innovation, mentoring engineers, and collaborating across teams to adopt AI in software development.

Lead the vision for generative recommendations at Snap, designing and building generative models to enhance content discovery, personalization, and user engagement, while driving innovation and technical initiatives in the enterprise.

The Principal Machine Learning Engineer will drive technical roadmaps, optimize video recommendation systems, lead technical initiatives, and collaborate on machine learning strategies with cross-functional teams, ensuring scalability and performance.

Lead architecture, design, and delivery of scalable enterprise GenAI applications. Build full-stack solutions (Python, React), design cloud-native deployments (AWS/Azure/GCP), implement agentic AI using LangChain/LangGraph, and manage a technical engineering team while enforcing best practices, security, and compliance.

The Principal Software Engineer will architect and implement high-scale PaaS solutions, mentor engineers, and drive the technical direction at DigitalOcean.

Lead architecture, development, and scaling of source-code security services (SAST, secret detection, code search) and integrate them into CI/CD. Partner with product and engineering leadership to prioritize risk, improve developer experience, apply AI/ML to reduce false positives, mentor teams, and create training and metrics to elevate security practices across the organization.

Lead the design and development of the Menace Mesh battlefield network, ensuring high availability, performance, and strategic alignment across products. Drive architecture decisions and manage cross-functional teams.

The Principal Software Engineer will design and scale engineering components, lead projects, advocate best practices, and influence technical direction across teams.

The role involves leading Cloud Security strategy, enhancing security posture, managing infrastructure requirements, and collaborating across teams to ensure robust security in blockchain services.

Provide top-level technical leadership for Global Customer Services: develop and deliver training, identify and close supportability gaps, build tools/features to improve troubleshooting, and channel customer voice into product direction while collaborating with support, TAMs, engineering, QA, operations, and product.

Lead the development of Menace Fabric, a compute offering, and manage cross-division technical vision and product roadmap while ensuring large-scale production system efficiency.

The Principal ML Engineer at Agero will develop and productionize a Dispatch System using ML models, optimize decision-making processes, and lead a team to improve operational performance.