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Top Principal Engineer Jobs in Seattle, WA

Reposted 5 Days AgoSaved
Hybrid
Seattle, WA
206K-250K Annually
Expert/Leader
206K-250K Annually
Expert/Leader
Cloud • Enterprise Web • Software • Infrastructure as a Service (IaaS)
The Principal Engineer will design, develop, and scale inference services for Large Language Models, optimizing performance and mentoring engineering teams in AI and cloud technology.
Top Skills: AnsibleCudaGoPythonRocmTerraform
2 Days AgoSaved
Remote
Seattle, WA
Expert/Leader
Expert/Leader
Healthtech • Other • Social Impact • Software • Telehealth
As a Principal Software Engineer, you'll lead architectural strategies, mentor engineers, prototype services, and ensure alignment with business goals in a remote environment.
Top Skills: Backend TechnologiesCloud-Based TechnologiesService-Oriented Architecture
2 Days AgoSaved
In-Office or Remote
Seattle, WA
195K-285K Annually
Expert/Leader
195K-285K Annually
Expert/Leader
Aerospace • Artificial Intelligence • Hardware • Machine Learning • Software • Defense
The Principal Enterprise Security Engineer will architect security measures for infrastructure, automate processes, and safeguard corporate assets, data, and networks while ensuring secure adoption of technologies like enterprise AI.
Top Skills: AzureGoLinuxM365macOSPowershellPythonWindows
Reposted 2 Days AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
186K-258K Annually
Senior level
186K-258K Annually
Senior level
Artificial Intelligence • Fintech • Machine Learning • Social Impact • Software
The Principal Software Engineer will define technical roadmaps, guide system architecture, mentor leaders, and drive product direction in Capital Supply operations.
Top Skills: AISoftware Engineering
3 Days AgoSaved
Remote
Seattle, WA
276K-374K Annually
Expert/Leader
276K-374K Annually
Expert/Leader
Artificial Intelligence • Cloud • Consumer Web • Productivity • Software • App development • Data Privacy
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.
Top Skills: AICi/CdDistributed SystemsLlms
Reposted 14 Days AgoSaved
In-Office or Remote
Seattle, WA
172K-269K Annually
Expert/Leader
172K-269K Annually
Expert/Leader
Cloud • Information Technology • Productivity • Security • Software • App development • Automation
The Principal Full Stack Software Engineer will lead technical projects, tackle complex problems, mentor junior engineers, and improve architectural standards at Atlassian.
Top Skills: JavaJavaScriptNode.jsReactScala
15 Days AgoSaved
In-Office
Seattle, WA
254K-336K Annually
Expert/Leader
254K-336K Annually
Expert/Leader
Aerospace • Artificial Intelligence • Hardware • Robotics • Security • Software • Defense
As a Principal Software Engineer, you will lead development of mixed reality technologies, optimize game engine components, and mentor team members. Your role involves collaborating with cross-functional teams to enable immersive training and mission planning capabilities.
Top Skills: C#C++DirectxOpenglVulkan
Reposted 5 Days AgoSaved
Easy Apply
Seattle, WA
Easy Apply
15-15 Annually
Expert/Leader
15-15 Annually
Expert/Leader
Cloud • Information Technology
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.
Top Skills: AWSAzureC++DockerGoKubernetesLinuxZfs
13 Hours AgoSaved
Remote
Seattle, WA
258K-350K Annually
Senior level
258K-350K Annually
Senior level
Cybersecurity
Lead the Partner Ecosystem Solutions at 1Password, defining integration strategies, developing prototypes, and ensuring secure, scalable implementations. Collaborate with multiple teams and represent 1Password’s vision in industry forums.
Top Skills: AWSAzureGCPGoJwtOauth2OidcPythonSAMLScimTypescript
YesterdaySaved
In-Office or Remote
Seattle, WA
Senior level
Senior level
Other
As Principal Engineer, you will lead the development of the BrandVNO platform, enhancing SDK for innovative telecom solutions and ensuring system scalability.
Top Skills: AirflowAndroidAngularAWSC++CassandraDockerDynamoDBGCPGitGoGraphQLGrpciOSJavaJavaKotlinLinuxMongoDBMs AzureMySQLNode.jsPostgresProtobufRestSQLSupersetSwift
Reposted 6 Days AgoSaved
Easy Apply
Remote or Hybrid
Seattle, WA
Easy Apply
152K-190K Annually
Senior level
152K-190K Annually
Senior level
Cloud • Healthtech • Professional Services • Software • Pharmaceutical
As a Principal Backend Software Engineer, you'll design and develop core modules for the elluminate platform, engage in all software development lifecycle phases, and provide technical guidance and support to the Engineering team.
Top Skills: AngularAsp.Net MvcAWSC#Distributed SystemsMicroservicesSQLSQL Server
Reposted 6 Days AgoSaved
Easy Apply
Remote or Hybrid
Seattle, WA
Easy Apply
152K-190K Annually
Senior level
152K-190K Annually
Senior level
Cloud • Healthtech • Professional Services • Software • Pharmaceutical
As a Principal Full Stack Software Engineer, you will design and develop core modules for an analytics cloud platform, ensuring quality and efficiency throughout the lifecycle.
Top Skills: AngularAsp.Net MvcC#CSSHTMLJavaScriptMicrosoft Sql ServerTypescript
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Reposted 10 Days AgoSaved
In-Office
Seattle, WA
212K-240K Annually
Senior level
212K-240K Annually
Senior level
Cybersecurity
The role focuses on designing and optimizing backend systems for an AI security platform, leading architecture initiatives, and mentoring engineers.
Top Skills: AWSAzureC++GCPGoJavaKubernetesMlMlopsPython
Reposted YesterdaySaved
In-Office or Remote
Seattle, WA
136K-328K Annually
Expert/Leader
136K-328K Annually
Expert/Leader
eCommerce
Lead the architectural strategy of Shipt's Member Marketplace, focusing on frontend engineering, performance, accessibility, and cross-platform UI design.
Top Skills: Apollo GraphqlChromaticCss ModulesCss-In-JsDatadogFigmaJavaScriptNew RelicNext.JsReactReact NativeReduxScssSentryStorybookTailwindTypescript
Reposted 7 Days AgoSaved
Easy Apply
Remote or Hybrid
Seattle, WA
Easy Apply
Senior level
Senior level
Big Data • Cloud • Internet of Things • Productivity • Software • Business Intelligence • Infrastructure as a Service (IaaS)
The Principal Software Engineer will develop and improve storage network protocols, mentor engineers, and ensure high quality and reliability of distributed systems.
Top Skills: AWSBashCC++DockerFtpGithub ActionsGitlab CiGoogle Cloud PlatformJenkinsKubernetesLinuxAzureNfsPerlPostgresPowershellPythonSambaSmbTekton
Reposted 7 Days AgoSaved
Remote or Hybrid
Seattle, WA
122K-210K Annually
Senior level
122K-210K Annually
Senior level
Automotive • Big Data • Insurance • Software • Transportation
As a Principal DevOps Engineer, you'll manage AWS cloud environments, drive automation and CI/CD practices, and mentor junior team members to enhance operational efficiency and security.
Top Skills: AWSBashCircleCIDatadogGithub ActionsRubyTerraform
Reposted 7 Days AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
186K-258K Annually
Senior level
186K-258K Annually
Senior level
Artificial Intelligence • Fintech • Machine Learning • Social Impact • Software
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.
Top Skills: JavaKotlinObjective-CReact NativeSwiftTypescript
8 Days AgoSaved
Remote or Hybrid
Seattle, WA
224K-302K Annually
Expert/Leader
224K-302K Annually
Expert/Leader
Cloud • Fintech • Information Technology • Machine Learning • Software
As a Principal Engineer, you'll define the technical direction and architecture for Xero's Payments Platform while mentoring teams and ensuring operational excellence.
Top Skills: AWSC#C++GoJavaNoSQLSQL
9 Days AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
186K-258K Annually
Senior level
186K-258K Annually
Senior level
Artificial Intelligence • Fintech • Machine Learning • Social Impact • Software
The Principal Software Engineer, Core Pricing will lead technical excellence, drive system design for loan pricing, and guide collaboration with ML scientists to optimize financial models.
Top Skills: A/B TestingAWSC#C++DockerGrpcJavaKafkaKubernetesPython
Reposted 9 Days AgoSaved
Remote or Hybrid
Seattle, WA
193K-297K Annually
Senior level
193K-297K Annually
Senior level
Automotive • Big Data • Information Technology • Robotics • Software • Transportation • Manufacturing
Lead the design and implementation of simulation-based validation strategies for autonomous systems, mentoring engineers and ensuring performance metrics are met.
Top Skills: LlmsMachine LearningProgramming LanguagesSimulation PlatformsVlms
Reposted 9 Days AgoSaved
In-Office or Remote
Seattle, WA
188K-301K Annually
Senior level
188K-301K Annually
Senior level
Cloud • Fintech • Food • Information Technology • Software • Hospitality
Design, build, deploy and maintain scalable systems. Lead projects, optimize performance, communicate technical direction, and enhance engineering productivity using AI tools.
Top Skills: AndroidSparkAWSDynamoDBEs6JavaKotlinLambdaPostgresRdsReact
14 Days AgoSaved
In-Office
Seattle, WA
186K-280K Annually
Senior level
186K-280K Annually
Senior level
Cloud • Information Technology • Security • Software
Lead the design and development of secure, scalable software for F5's BIG-IP portfolio, mentoring engineers and driving technical architecture decisions.
Top Skills: Ci/CdGoJavaKubernetesPython
Reposted 4 Days AgoSaved
Remote
Seattle, WA
220K-280K Annually
Senior level
220K-280K Annually
Senior level
AdTech • Artificial Intelligence • Marketing Tech • Software
The Senior Principal Engineer will lead data engineering initiatives, mentoring teams, building robust data pipelines, and optimizing advertising AI systems.
Top Skills: AWSC++CloudFormationDockerGoKafkaKinesisKubernetesPysparkPythonRustScalaSnowflakeTerraform
Reposted 10 Days AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
158K-338K Annually
Senior level
158K-338K Annually
Senior level
Cloud • Security • Software • Cybersecurity • Automation
As a Principal Software Engineer, you'll lead the architectural transformation of GitLab.com into a distributed SaaS platform, focusing on scalability and reliability, while mentoring engineers and aligning infrastructure with business goals.
Top Skills: GoIstioKafkaMetricsPostgresRubyService MeshTracing
Reposted 5 Days AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Cloud
The Principal Engineer will lead product development, shape the technical strategy for SaaS, mentor teams, and drive innovative solutions.
Top Skills: Cloud PlatformsDistributed SystemsMultiple Programming LanguagesSaaS
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