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Top Full-Stack Engineer Jobs in Seattle, WA

Reposted 16 Days Ago
Remote
Seattle, WA
25K Annually
Mid level
25K Annually
Mid level
Healthtech • Machine Learning • Social Impact • Software
As a Fullstack Engineer II at Included Health, you will design, create, and maintain fullstack systems that enhance the member engagement experience. You will collaborate with various teams to build solutions and mentor other engineers.
Top Skills: AngularCross-Functional CollaborationFullstack DevelopmentMentoringReactSingle Page Application FrameworksVue
22 Days Ago
Easy Apply
Remote
Seattle, WA
Easy Apply
Expert/Leader
Expert/Leader
Big Data • Fintech • Mobile • Payments • Financial Services
As a Staff Software Engineer in Trust & Safety Experiences, you'll lead development of customer-facing components of the Trust & Safety Platform, including user interfaces for various Affirm products, collaborate across teams, ensure operational standards, and mentor team members.
Top Skills: AWSKotlinKubernetesMySQLPythonReactVue
17 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Information Technology • Consulting
The Full Stack Developer is responsible for developing and maintaining complex enterprise applications using Angular and Java. This includes enhancing application stability and functionality, performing integrations, and supporting application security. The role requires collaboration with senior developers and stakeholders, participating in analytical assignments, and ensuring logical flow in the application design.
Reposted 2 Days Ago
Easy Apply
Remote
Seattle, WA
Easy Apply
Senior level
Senior level
Fintech • Social Impact
The Senior Software Engineer II will focus on enhancing back-end performance and database query optimization at ActBlue. Collaborating with various teams, the engineer will lead projects, mentor peers, and improve core systems to facilitate effective fundraising efforts for progressive causes.
17 Days Ago
Remote
Seattle, WA
Mid level
Mid level
Artificial Intelligence
As a Full Stack Engineer at RelationalAI, you will collaborate with a team to build interactive web applications that allow users to explore complex data models and visualizations. Your role involves creating interfaces for collaborative work, version control tools, and AI integrations, focusing on delivering high-quality tools in a remote-first environment.
Top Skills: CSSData Visualization LibrariesHTMLSolidjsTypescript
22 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Artificial Intelligence • Machine Learning • Software • Defense
The Senior Full Stack Engineer will develop and implement user-facing software, architect performant web applications, collaborate with cross-functional teams, and mentor junior developers, all while contributing to mission-critical capabilities focused on national security.
17 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Information Technology • Security • Software • Cybersecurity
As a Senior Full Stack Developer, you will design and implement web-based products, including customer dashboards and management APIs, while collaborating with a remote team. Your role involves driving discussions, owning projects from concept to production, and ensuring high-quality software delivery.
Top Skills: AWSClickhouseDockerExpressKubernetesNestjsPostgresReactTypescript
7 Hours Ago
Remote
Seattle, WA
Mid level
Mid level
Artificial Intelligence • eCommerce • Food
The Backend Software Engineer, Platform will develop and maintain high-scale automated web applications and internal tools. Responsibilities include optimizing performance, debugging, and ensuring system robustness while collaborating with various teams. A strong focus on best practices, documentation, and testing is expected.
Top Skills: AWSCircleCIDjangoGithub ActionsJavaScriptJenkinsPlaywrightPythonSQLTravis
Reposted 4 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Software
The Senior Software Engineer will work in a full-stack capacity, focusing on coding cloud infrastructure, building distributed systems, and developing front-end web applications. They will lead teams, engage with customers, and utilize CI/CD practices and microservices technology to create effective solutions.
7 Days Ago
Remote
Seattle, WA
175K-185K Annually
Senior level
175K-185K Annually
Senior level
Healthtech
As a Senior Full Stack Software Engineer at Progyny, you will develop modern software systems, collaborate on design and implementation with engineering teams, guide peers through mentorship and code reviews, and ensure compliance with technology standards while contributing to transformative fertility and healthcare solutions.
Top Skills: AngularAsyncapiCi/CdCloud-Based PlatformsContainer OrchestrationDockerExpressFastapiGrpcInfrastructure-As-CodeJavaScriptK8SNest.JsNode.jsPubsubhubbubPythonReactRestful ServicesSwagger/OpenapiTrpcTypescriptVueWebhookWebsockets
Reposted 7 Days Ago
Remote
Seattle, WA
175K Annually
Mid level
175K Annually
Mid level
Healthtech • Other • Social Impact • Software • Telehealth
In this role, you will design and build scalable backend systems, solve complex technical challenges, collaborate across teams, and drive innovation to support Rula's mission in mental healthcare.
Top Skills: AWSKafkaNode.jsTypescript
17 Days Ago
Remote
Seattle, WA
Mid level
Mid level
Software
As a Mid-Level Fullstack Engineer, you will architect and maintain web apps, improve engineering standards, collaborate with product teams to build features, and handle complex data within a user-friendly platform used in construction management.
Reposted 13 Hours Ago
Remote
Seattle, WA
Mid level
Mid level
Artificial Intelligence • Information Technology • Machine Learning • Software • Virtual Reality • Analytics
The Staff Engineer, Javascript Fullstack position requires candidates to leverage their technical skills to solve complex problems while providing guidance to team members and enhancing client solutions. Candidates should be prepared to take on challenges and contribute to the overall success of the projects and the company.
Top Skills: FullstackJavaScript
3 Days Ago
Remote
Seattle, WA
130K-180K Annually
Senior level
130K-180K Annually
Senior level
Fintech • Software • Financial Services
As a Senior Full Stack Engineer at LearnLux, you will build and optimize a financial guidance platform. Your responsibilities include migrating services, implementing cloud architecture, leading product initiatives, and mentoring junior engineers while ensuring high performance and security standards.
Top Skills: AWSC#CloudFormationDockerFirebaseFirestoreGCPJavaKubernetesNode.jsNon-Relational DatabasesPythonReactRelational DatabasesTerraformTypescript
4 Days Ago
Remote
Hybrid
Seattle, WA
120K-135K Annually
Junior
120K-135K Annually
Junior
Big Data • Fintech • Information Technology • Insurance • Software
As a Backend Software Engineer II, you will develop and support solutions for Bestow's digital life insurance enrollment, collaborating with various teams to build web services. This role involves working with languages like Python and Java, utilizing PostgreSQL for databases, and employing cloud technologies like Kubernetes.
18 Days Ago
Remote
Seattle, WA
Mid level
Mid level
Marketing Tech
As a Full Stack Engineer at Cypris, you will develop user-facing features and scalable backend systems, utilizing Java Spring Boot and Python for backend and Angular for frontend development. Your work aims to enhance customer satisfaction and drive AI-driven analytics. You will also contribute to architectural decisions and optimize code quality.
Top Skills: AngularElastic SearchGCPJava Spring BootMongoDBPython
8 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Healthtech • Other • Telehealth
As a Full Stack Software Engineer at BetterHelp, you will develop end-to-end features, write secure and scalable code, collaborate with team members, and innovate using a diverse tech stack. You will also optimize existing code and ensure applications function across devices while contributing to the mission of improving access to mental health care.
Top Skills: Bootstrap 3CSS3HTML5JqueryLinuxMySQLNginxPHPReactRedisSassTailwindTwig
2 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Artificial Intelligence • Healthtech • Software • Telehealth
As a Senior Full Stack Engineer, you will be building new features and services for a health tech platform, focusing on solving complex problems and ensuring high-quality code and system design while contributing to scalable systems for web and mobile applications.
Top Skills: AWSCdkCloud FormationDockerGoJavaKubernetesMongoDBReactReact NativeRedisSpring BootTerraform
2 Days Ago
Remote
Seattle, WA
81K-130K Annually
Senior level
81K-130K Annually
Senior level
Healthtech • Insurance
The Full Stack Application Developer III will design, code, test, and analyze software programs throughout the production lifecycle, working with other IT professionals to resolve software issues and improve performance, while managing complex development tasks and adhering to coding standards.
Top Skills: APIsAzure App ServicesAzure DevopsAzure FunctionsAzure Resource Manager (Arm)Azure Sql DatabaseAzure Virtual MachinesBicepC#Ci/CdKafkaOopTerraform
7 Days Ago
Remote
Seattle, WA
Senior level
Senior level
Sales • Software
As a Senior Full Stack Software Engineer, you will design and enhance a browser-based home design system, architect key features, ensure high code quality, and mentor junior engineers while collaborating with designers and architects.
9 Days Ago
Seattle, WA
Entry level
Entry level
Fintech • Information Technology • Mobile • Payments • Software • Financial Services
As a Software Engineer at Q2, you will design, implement, and test software solutions, both front-end and back-end, while supporting live production systems. The role requires collaboration in a team environment, with exposure to C# and SQL, API development, and unit testing. You will also utilize AI tools for code review and contribute to an Agile environment.
Top Skills: Agile DevelopmentAi ToolingApi DevelopmentC#SQL
16 Days Ago
Hybrid
Seattle, WA
Mid level
Mid level
Fintech • Software
As a Senior Full-Stack Engineer at Carta, you will collaborate with product managers, designers, and engineers to enhance fund administration services. Your responsibilities include developing backend APIs, creating frontend user interfaces, and ensuring the quality of solutions. You'll leverage machine learning for document management while maintaining high technical standards.
Top Skills: AmplitudeCircleCIDatadogDjangoEslintFigmaGrpcJestKafkaPostgresPythonReactRedisSentrySnowplowTerraformTypescript
11 Days Ago
Easy Apply
Remote
Hybrid
Seattle, WA
Easy Apply
Mid level
Mid level
Fintech • Healthtech • Software
In this role, you will lead the design and implementation of full stack features to enhance the patient financial experience. You will collaborate with product, design, and data teams while maintaining code quality standards and improving application performance.
Top Skills: Code Quality StandardsData ScienceFull Stack DevelopmentPayment WorkflowsPr ReviewsProduct Design
6 Days Ago
Seattle, WA
170K-351K Annually
Senior level
170K-351K Annually
Senior level
Social Media
As a Staff Software Engineer, you will design and maintain backend systems and collaborate with cross-functional teams to improve conversion tracking and measurement for advertisers. Your role involves leading projects, driving technical innovations, and mentoring team members while ensuring privacy practices are upheld.
Top Skills: APIsJavaMySQLPrestoPythonReactSparksql
Reposted 19 Days Ago
Remote
Seattle, WA
160K-220K Annually
Mid level
160K-220K Annually
Mid level
Software
As a Fullstack Engineer at Archive, you'll be involved in the complete product development cycle, shaping technical architecture, collaborating with brands to customize products, and ensuring high-quality user experiences through well-architected software.
Top Skills: Apollo ClientAWSFirebase AuthGitGCPJavaScriptLinearNode.jsNotionPostgresReactReduxSlackTerraformTypescriptVercel

Top Seattle Companies Hiring Full-Stack Engineers

See All
ActBlue Thumbnail
Social Impact • Fintech
Fully Remote
296 Employees
Hungryroot Thumbnail
Food • eCommerce • Artificial Intelligence
Fully Remote
115 Employees
CareSource Thumbnail
Insurance • Healthtech
Dayton, OH
3668 Employees
LearnLux Thumbnail
Software • Fintech • Financial Services
Boston, MA
26 Employees
CopilotIQ Thumbnail
Telehealth • Software • Healthtech • Artificial Intelligence
Nashville, Tennessee
150 Employees
Nagarro Thumbnail
Virtual Reality • Software • Machine Learning • Information Technology • Artificial Intelligence • Analytics
10 Offices
19994 Employees

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