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Top Senior Full-Stack Engineer Jobs in Seattle, WA

Reposted 8 Days AgoSaved
Remote
Seattle, WA
Mid level
Mid level
Fintech • Software • Financial Services
As a Senior Full Stack Engineer, you will design and develop scalable APIs, integrate financial data, and enhance user experience in a collaborative environment.
Top Skills: AWSElixirJavaScriptNextjsPhoenixTerraformTypescript
Reposted 3 Days AgoSaved
Easy Apply
Hybrid
Seattle, WA
Easy Apply
Senior level
Senior level
Fintech • Mobile • Software • Financial Services
Develop and maintain high-performing web applications, drive user growth, mentor engineers, and improve site performance while collaborating across teams.
Top Skills: DockerJavaJavaScriptKotlinKubernetesMySQLPHPPostgresReactSpringSpring BootTypescript
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
135K-256K Annually
Senior level
135K-256K Annually
Senior level
Digital Media
The Staff Fullstack Engineer will lead the technical architecture for the Growth Platform, integrate third-party systems, build full-stack solutions, and mentor engineers, focusing on marketing technology and user acquisition growth.
Top Skills: GraphQLNext.JsRest ApisRuby On RailsTypescript
Reposted 8 Days AgoSaved
Easy Apply
In-Office or Remote
Seattle, WA
Easy Apply
165K-233K Annually
Senior level
165K-233K Annually
Senior level
Consumer Web • Healthtech • Professional Services • Social Impact • Software
Lead engineering efforts at Headway, designing software architecture, mentoring teams, and shaping technical requirements to build a mental health care platform.
Top Skills: AWSDatadogFastapiLaceworkNext.JsPagerdutyPostgresPython 3ReactRedisRemixS3SemgrepSnykSqlalchemyTypescript
Reposted 3 Days AgoSaved
In-Office
Seattle, WA
154K-287K Annually
Senior level
154K-287K Annually
Senior level
Artificial Intelligence • Digital Media • Marketing Tech • Software
The Sr. Full Stack Engineer will design, build, and maintain scalable backend services and frontend applications, focusing on Generative AI products. The role involves collaboration across teams, rapid prototyping, and customer feedback integration to enhance products.
Top Skills: AWSAzureGCPJavaScriptNode.jsReactViteVue
Reposted 22 Days AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
132K-207K Annually
Senior level
132K-207K Annually
Senior level
Artificial Intelligence • Cloud • eCommerce • Enterprise Web • Software • Design • Generative AI
The Senior Fullstack Engineer will collaborate with cross-functional teams to build product capabilities, work on APIs, and handle analytics and performance optimization tasks.
Top Skills: ClarityGoogle AnalyticsHotjarNode.jsReactTypescript
Reposted 6 Hours AgoSaved
Remote
Seattle, WA
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Information Technology • Consulting
As a Senior Full Stack Engineer, you will design, build, and maintain products, enhance backend systems, and scale machine learning platforms in collaboration with the CTO and engineering team.
Top Skills: BitbucketCi PipelinesGitJIRAPostgresRedisRuby On RailsTwilio
Reposted YesterdaySaved
Remote or Hybrid
Seattle, WA
140K-215K Annually
Senior level
140K-215K Annually
Senior level
Cloud • Computer Vision • Information Technology • Sales • Security • Cybersecurity
As a Sr. Software Engineer II, you will develop tools for deploying and maintaining cloud infrastructure, focusing on Golang and TypeScript. Responsibilities include building APIs, operating cloud platforms, and working in CI/CD environments.
Top Skills: AWSCi/CdGoGrpcJavaScriptKubernetesLinuxRestful ApisTypescript
Reposted YesterdaySaved
Easy Apply
Remote or Hybrid
Seattle, WA
Easy Apply
150K-290K Annually
Senior level
150K-290K Annually
Senior level
Artificial Intelligence • Cloud • Computer Vision • Hardware • Internet of Things • Software
Lead technical discussions and design products based on vehicle telematics data. Collaborate with teams, ship features, and ensure customer satisfaction using real-time data insights.
Top Skills: GoGraphQLJavaPythonReactTypescript
2 Days AgoSaved
Remote or Hybrid
Seattle, WA
Senior level
Senior level
Artificial Intelligence • Fintech • Information Technology • Software • Data Privacy
The Senior Software Engineer will design and implement full-stack distributed systems, oversee project areas, maintain code quality, and optimize system performance while adhering to security standards.
Top Skills: AngularAWSAzureC#GCPNode JsPostgresReactRest ApiSQL ServerTerraformTypescriptWebsockets
Reposted 6 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
Collaborates on technology decisions, provides technical solutions, oversees application design and development, and mentors staff to enhance quality and reliability of systems.
Top Skills: AWSAzure ServicebusC#DocumentdbGitMicrosoft .NetMsmqNservicebusSQL ServerSsisTeam Foundation ServerWeb ApiWindows Powershell
Reposted 6 Days AgoSaved
In-Office
Seattle, WA
Senior level
Senior level
Other
The Sr. Full Stack Developer/Architect will design, develop, and implement web applications using .NET and Azure, provide technical guidance, and lead projects while ensuring compliance with standards.
Top Skills: .NetAWSAzureC#Entity FrameworkGitMicrosoft Sql ServerMsmqRestful Web ServicesTeam Foundation ServerWindows Powershell
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Reposted 6 Days AgoSaved
In-Office
Seattle, WA
75K-215K Annually
Senior level
75K-215K Annually
Senior level
Insurance
The Senior Full Stack Engineer will design and develop scalable systems, mentor junior engineers, and lead full-stack application development using modern technologies and DevOps practices.
Top Skills: .NetAWSAzureCSS3DockerGCPHTML5JavaJavaScriptKubernetesNoSQLReactReduxSQL
Reposted 2 Days AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Artificial Intelligence • Big Data • Internet of Things • Software
Join the Entefy team as a Senior Full Stack Engineer to build a scalable full stack application enhancing digital interaction for global clients.
Top Skills: JavaScriptKafkaNode.jsReactSQL
Reposted 8 Days AgoSaved
Easy Apply
In-Office
Seattle, WA
Easy Apply
166K-184K Annually
Senior level
166K-184K Annually
Senior level
Artificial Intelligence • Software
As a Senior Frontend Software Engineer, you will enhance user experience, implement features, and collaborate with teams to develop APIs.
Top Skills: Ci/CdCypressDockerFastapiJestPostgresPythonReactReduxTerraformTypescriptVitestZustand
Reposted 4 Days AgoSaved
Remote or Hybrid
Seattle, WA
135K-175K Annually
Senior level
135K-175K Annually
Senior level
Artificial Intelligence • Healthtech • Machine Learning • Natural Language Processing • Software
Seeking a Senior Software Engineer to design, implement, and operate scalable solutions in healthcare technology, requiring strong programming and communication skills.
Top Skills: AngularAutomated TestingCi/CdDockerJavaJavaScriptKafkaKubernetesNode.jsPostgresPythonReactSQLTypescriptVuejs
Reposted 6 Hours AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
Senior level
Senior level
Information Technology • Software • Consulting
As a Senior Full Stack Engineer, you'll architect and build accessible web applications, lead end-to-end solutions, and enhance team efficiency through innovative practices at a remote digital agency.
Top Skills: Headless CmsNext.JsNode.jsPayloadReactSanityTypescript
Reposted 6 Hours AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
152K-152K Annually
Senior level
152K-152K Annually
Senior level
Information Technology • Social Impact • Software
Develop digital forms and workflows for the VA.gov platform, ensuring accessibility and data integrity, while utilizing team collaboration and innovative technologies.
Top Skills: AWSAzureCypressGithub ActionsJavaScriptJenkinsNode.jsPlaywrightReactRuby On RailsTypescript
Reposted 6 Hours AgoSaved
Easy Apply
Remote
Seattle, WA
Easy Apply
160K-190K Annually
Senior level
160K-190K Annually
Senior level
Fintech • Software
The Senior Full-Stack Engineer will collaborate with product and design teams to enhance Lithic's customer and bank portals, focusing on building and improving features while maintaining high code quality.
Top Skills: CSSHTMLNode/ExpressTypescriptVue
Reposted 6 Hours AgoSaved
Remote
Seattle, WA
Senior level
Senior level
Blockchain • Software
As a Senior Full Stack Engineer, you will develop and optimize tech for consumer apps and internal services using JavaScript and TypeScript, focus on Node.js back-end services, and create developer tools for the blockchain and Ethereum scaling.
Top Skills: EthereumEthersJavaScriptNode.jsTypescriptViemWeb3
Reposted YesterdaySaved
Easy Apply
Remote
Seattle, WA
Easy Apply
Senior level
Senior level
Software
Design, develop, and maintain web applications and APIs, ensuring scalability and performance, while utilizing AI-assisted coding tools.
Top Skills: .Net CoreAi-Assisted Coding ToolsAngularAWSAzureC#Entity FrameworkGrpcRestful ApiSQL
Reposted YesterdaySaved
Easy Apply
Remote
Seattle, WA
Easy Apply
Senior level
Senior level
Artificial Intelligence • Computer Vision • Cybersecurity
Seeking a Senior Full-Stack Engineer to design and develop applications, architect scalable systems, and lead teams in a remote-first environment.
Top Skills: AWSDockerGCPGraphQLNode.jsNoSQLReactSQLTypescript
Reposted YesterdaySaved
Remote
Seattle, WA
140K-175K Annually
Senior level
140K-175K Annually
Senior level
Financial Services
As a Senior Full-Stack Engineer, you'll oversee backend microservices and frontend applications, mentor engineers, and drive technical strategy in a fintech environment.
Top Skills: AWSCi/CdCSSDockerHTMLJavaJavaScriptKubernetesMySQLReactRuby
Reposted YesterdaySaved
In-Office
Seattle, WA
155K-185K Annually
Senior level
155K-185K Annually
Senior level
Information Technology • Software
Lead the development of user interfaces, collaborate on API design, mentor developers, optimize performance, and enhance product documentation.
Top Skills: CSS3GoHTML5PostgresReactRestSQL
Reposted 2 Days AgoSaved
Remote
Seattle, WA
120K-135K Annually
Senior level
120K-135K Annually
Senior level
Insurance
The Senior Full-Stack Developer is responsible for architecting, developing, and maintaining complex web applications. They collaborate with Marketing and IT to ensure successful implementation of strategic features, manage CI/CD pipelines, and advocate for best engineering practices.
Top Skills: Asp.Net MvcAzureC#DevOpsGithub ActionsGraphQLNext.JsReactReduxRestful ApisSQL Server
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