Top Software Engineer Jobs in Seattle, WA

Reposted 5 Days AgoSaved
Remote
USA
150K-220K Annually
Mid level
150K-220K Annually
Mid level
Artificial Intelligence • Machine Learning • Natural Language Processing • Software • Conversational AI
Design and implement secure, scalable backend services for voice agents, integrate AI models and telephony, improve inference, debug concurrent systems, and collaborate with Product to deliver features end-to-end.
Top Skills: CC++GitPythonRustUnix
Reposted 9 Days AgoSaved
In-Office
Seattle, WA, USA
142K-309K Annually
Senior level
142K-309K Annually
Senior level
eCommerce
Design and build scalable backend services for real-time distribution of orders, ensuring reliability and operational excellence in a fast-paced environment.
Top Skills: AWSCassandraJavaMySQLNetflix ConductorSpring FrameworkTemporal
Reposted 5 Hours AgoSaved
Remote
USA
Expert/Leader
Expert/Leader
Other
The Staff Backend Engineer will lead the development of OXIO's telecom platform, focusing on backend systems, architecture, and scalable solutions. They will utilize multiple languages and cloud services while collaborating with stakeholders to innovate telecom apps.
Top Skills: AirflowAndroidAngularAWSC++CassandraDockerDynamoDBGCPGitGoGraphQLGrpciOSJavaJavaKotlinLinuxMongoDBMs AzureMySQLNode.jsPostgresProtobufReactRestSQLSupersetSwift
Reposted 5 Hours AgoSaved
Remote
USA
210K-270K Annually
Senior level
210K-270K Annually
Senior level
Artificial Intelligence • Insurance • Software • Automation
The Staff Backend Engineer will design and scale core systems for a B2B SaaS platform, focusing on backend architecture, reliability, and AI-assisted engineering workflows.
Top Skills: Ai Engineering ToolsAPIsData ArchitectureDistributed SystemsInfrastructure
Reposted 5 Hours AgoSaved
Remote
USA
Mid level
Mid level
Software • Analytics
Design and build PostHog's observability stack (logs, traces, metrics) to ingest, store, and retrieve petabyte-scale telemetry reliably and cost-effectively. Own product area end-to-end from alpha to GA, make architecture decisions, implement high-throughput distributed systems, and optimize query/storage performance while ensuring data integrity in a multi-tenant SaaS environment.
Top Skills: ClickhouseGoKafkaNode.jsOpentelemetryPostgresRedisRustS3
Reposted 5 Hours AgoSaved
Remote or Hybrid
USA
Mid level
Mid level
Digital Media • Software
You will design and implement scalable backend systems integrating August infrastructure with third-party DeFi protocols while collaborating with engineering teams.
Top Skills: MongoDBPostgresPython
Reposted 5 Hours AgoSaved
Remote
United States
170K-270K Annually
Senior level
170K-270K Annually
Senior level
Healthtech • Mobile • Analytics
Senior Backend Engineer responsible for building and scaling backend systems to enhance the WeightWatchers member experience, ensuring performance and reliability. Responsibilities include developing APIs, improving data management, achieving operational excellence, and mentoring junior engineers.
Top Skills: AWSGoJava
Reposted 5 Hours AgoSaved
Remote
United States
110K-125K Annually
Junior
110K-125K Annually
Junior
Digital Media • eCommerce • Social Media • Sports
The Back End Engineer will maintain and enhance various projects, work with product and engineering teams, design REST APIs, and handle cloud technologies while contributing to the vision of Barstool Sports.
Top Skills: AWSGCPHls.JsMongoDBMySQLNext.JsNode.jsReactRest ApisSemantic HtmlServerlessSnowflakeStorybook.JsTypescriptVideo.Js
Reposted 5 Hours AgoSaved
Remote
USA
Senior level
Senior level
Information Technology • Logistics • Transportation • Consulting
Senior full‑stack engineer responsible for building backend services (Node.js/TypeScript) and integrating with frontends (React/Vue). Ship production APIs, collaborate cross‑functionally, own delivery, mentor peers, and develop modular, testable, performant systems across diverse greenfield projects.
Top Skills: JavaScriptNode.jsReactRestTypescriptVue
Reposted 5 Hours AgoSaved
In-Office or Remote
United States
Mid level
Mid level
Blockchain • Information Technology • Software • Cryptocurrency
The Backend Engineer will implement new SDK and Indexer features, automate testing, support integration, and oversee production releases.
Top Skills: GraphQLTypescript
Reposted 5 Hours AgoSaved
In-Office or Remote
United States
Senior level
Senior level
Travel
The Staff Backend Engineer will own the Economic Core of Voyagu's Radar platform, focusing on financial systems architecture and ensuring revenue correctness and financial logic implementation across the system.
Top Skills: Financial Systems ArchitectureRelational DatabasesSaaS
Reposted 5 Hours AgoSaved
Remote or Hybrid
United States
250K-300K Annually
Senior level
250K-300K Annually
Senior level
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
Design, optimize, and scale ClickUp's search infrastructure using OpenSearch/ElasticSearch. Improve relevance, speed, and real-time indexing; build vector/semantic search capabilities; create measurement frameworks; integrate search with AI and product features; troubleshoot at scale; and mentor junior engineers to maintain high search quality under heavy load.
Top Skills: Distributed Data ProcessingElasticsearchMachine LearningNlpOpensearchSemantic SearchTypescriptVector EmbeddingsVector Search
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Reposted 5 Hours AgoSaved
Remote or Hybrid
United States
200K-250K Annually
Senior level
200K-250K Annually
Senior level
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
Develop and maintain scalable backend systems at ClickUp. Collaborate with teams, optimize database queries, debug issues, and foster a culture of learning.
Top Skills: AWSDockerExpressKafkaKubernetesNestjsNode.jsPostgresTypescript
Reposted 5 Hours AgoSaved
Remote
United States
175K-210K Annually
Mid level
175K-210K Annually
Mid level
Software
The role involves developing features for Grafana's SaaS platform, mentoring team members, and improving operational systems. Candidates should have experience with distributed systems and strong coding skills, particularly in Golang.
Top Skills: Distributed SystemsGoSaaS
Reposted 5 Hours AgoSaved
Remote
United States
175K-210K Annually
Senior level
175K-210K Annually
Senior level
Software
As a Staff Backend Engineer for Tempo, you'll lead technical initiatives, own core component architecture, drive operational excellence, mentor engineers, and contribute to open-source projects, focusing on enhancing Grafana's tracing capabilities and API development.
Top Skills: CC++GoGrafanaKubernetesOpentelemetryRust
Reposted 5 Hours AgoSaved
Remote
United States
75K-110K Annually
Mid level
75K-110K Annually
Mid level
eCommerce • Analytics
Design, build, and maintain scalable backend services and data interfaces. Develop REST/GraphQL APIs, implement data ingestion/transformation, integrate with databases and third-party platforms, ensure security, reliability, and observability, and support CI/CD and infrastructure-as-code workflows.
Top Skills: Api GatewayAWSAzureCdpCi/CdCmsCRMData PipelinesDockerDynamoDBEltETLEvent-Driven ArchitecturesGCPGitGoGraphQLJavaKafkaKinesisKubernetesMongoDBMySQLNode.jsOpenapiPostgresPub/SubPythonRestService MeshSwagger
Reposted 5 Hours AgoSaved
Remote
USA
200K-200K Annually
Senior level
200K-200K Annually
Senior level
Consumer Web • Information Technology • Other • Social Impact • Software • Sports
Design, build, and operate high-scale backend APIs, services, event-driven workflows, queues, background jobs, caching, and integrations. Lead ambiguous technical initiatives from discovery through production, improve reliability and performance, debug complex production issues, and mentor engineers while partnering cross-functionally to deliver durable backend systems.
Top Skills: Background JobsBigQueryCi/CdCloud ServicesContainersElasticsearchElixirEvent-Driven ArchitectureGoJavaMessage QueuesNode.jsObservability ToolingPythonReactRedisRuby On RailsSQLTypescriptWebhooks
Reposted 6 Days AgoSaved
Easy Apply
Remote
United States
Easy Apply
146K-164K Annually
Senior level
146K-164K Annually
Senior level
Insurance
Design, build, test, and maintain backend services and APIs for an insurance platform. Integrate external services and data providers, improve system stability, performance, and scalability, participate in architecture discussions, mentor teammates, and support internal tooling and deployment practices.
Top Skills: Aiven DebeziumArcgisBigQueryCircleCICloud FunctionsCloud RunComposer/AirflowDatadogDonutFivetranGcp GcsGitGoGCPJupyter NotebooksKafkaKubernetesNuxtPostgresPub/SubPythonRSlackSQLTailwindTerraformVuejsWebpackZoom
Reposted YesterdaySaved
Remote
USA
Mid level
Mid level
Artificial Intelligence • Beauty • Healthtech
As a Backend Engineer at Coral AI, you will design and build scalable backend systems, collaborate with teams, enforce best practices, and mentor engineers.
Top Skills: AWSAzureDockerGCPGoJavaKubernetesNoSQLPythonSQL
11 Days AgoSaved
In-Office
Seattle, WA, USA
160K-175K Annually
Senior level
160K-175K Annually
Senior level
Gaming
Design, develop, and maintain scalable, secure backend systems for online gaming. Implement server-side logic in Java, optimize databases, build and maintain APIs, troubleshoot performance bottlenecks, collaborate with frontend and cross-functional teams, participate in code reviews, and contribute to technical documentation and architecture improvements.
Top Skills: Apache SvnAWSDockerGCPGitJavaKubernetesMySQLNoSQLOraclePostgresRestful ApisSpring Boot
Reposted 11 Days AgoSaved
In-Office
Seattle, WA, USA
100K-300K Annually
Senior level
100K-300K Annually
Senior level
Retail
Lead design, development, and maintenance of scalable, secure APIs and integrations. Drive API architecture, governance, automation, and self-service tooling. Ensure reliable, high-performance integrations, mentor and onboard team members, and deliver impactful digital integration features.
Top Skills: Api ManagementAPIsArtificial Intelligence (Ai)Customer Data Platform (Cdp)Event-Driven ArchitectureGoogle Cloud Platform (Gcp)Loyalty PlatformsNode.jsPub/SubSQL
8 Days AgoSaved
Remote
USA
150K-220K Annually
Senior level
150K-220K Annually
Senior level
Artificial Intelligence • Machine Learning • Natural Language Processing • Software • Conversational AI
Design and implement secure, scalable backend services for speech inference and audio processing. Optimize networking, transcoding, latency, memory, and distributed compute orchestration. Measure and improve system performance, debug complex networking/scheduling/HPC issues, customize services for customers, and partner with Product to deliver features end-to-end.
Top Skills: Audio TranscodingCC++CnnGitPythonRnnRustSpeech ProcessingTorchTransformersUnix-Style Systems
3 Days AgoSaved
Remote
United States
Mid level
Mid level
Artificial Intelligence • Fintech • Software • Financial Services
Build and maintain backend services and APIs for onboarding, accounts, payments, cards, transfers, rewards, FX, KYC and risk. Design reliable, secure, observable systems, integrate with partners and AI services, ensure data integrity and incident handling, and collaborate with product and frontend teams to launch and improve financial products at scale.
Reposted 4 Days AgoSaved
Remote
US
Senior level
Senior level
AdTech • Agency • Marketing Tech
Design, build, and maintain backend workflow orchestration and state management for analyzer integrations on the ECL platform. Modernize legacy .NET systems, ensure reliable event-driven operations, collaborate with integration, infrastructure, and QA teams, and preserve workflow behavior during knowledge transfer.
Top Skills: .NetC#
4 Days AgoSaved
Remote
USA
Mid level
Mid level
Artificial Intelligence • Machine Learning • Software
Build and scale a live ML data streaming analytics platform, lead greenfield real-time processing projects (Python/Rust), and design reliable backend services using cloud and orchestration tools.
Top Skills: AWSInfluxdbKafkaKubernetesPulsarPythonRust
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