1w
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Senior API Developer
Tacoma, Washington, United States
$100k-$160k/yr OnsiteFull Time
7+ YOE7+ years API development experience, strong API design and security knowledge, proficiency with Java/Python/JavaScript and frameworks, CI/CD and testing experience, DoD clearance preferred.
Java, Python, JavaScript, Spring, Flask, Node.js, OAuth 2.0, JWT
2w
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Principal Software Engineer – Test Automation
Bellevue, Washington, United States
$112k-$154k/yr HybridFull Time
7+ YOEBachelor's in CS or equivalent experience, 7+ years in test automation/SDET, proficiency in Python/Java/C/C++, experience with PyTest, Selenium, Robot Framework or Cucumber, API testing (REST/GraphQL), strong test strategy and reporting skills.
Python, Java, C/C++, PyTest, Selenium, Robot Framework, Cucumber, REST, GraphQL, BDD
1mo
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Staff Software Engineer, API Proxy
Sunnyvale or Kirkland
$207k-$301k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent experience; 8 years C++ programming; 5 years testing/launching software; 5 years building large-scale infrastructure or distributed systems; 3 years software design; strong communication and leadership preferred.
C++, Stubby, gRPC, HTTP, Envoy Proxy, Enterprise Security Framework (ESF) PDP, One Model Context Protocol (OneMCP)
1w
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Senior Software Engineer, Design in Test (SDET)
Seattle or Tukwila
$135k-$155k/yr HybridFull Time
6+ YOE6+ years SDET/automation experience, strong Python skills, API/UI automation, building simulators/mocks, CI/CD pipeline experience, bachelor's degree or equivalent, and U.S. citizenship/eligibility for export-controlled work.
Python, Go, Python Requests, Postman, Newman, Playwright, Jira, X‑Ray, Slack, CI/CD, RabbitMQ, Kafka
1mo
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Senior Software Engineer
Seattle or Washington
$156k-$196k/yr HybridFull Time
7+ YOEMaster's degree required; 7+ years test automation and Web/Mobile/SaaS/API testing experience; strong C#/.NET Core and NUnit/XUnit/MSTest skills; Appium/Selendroid for mobile automation; SQL and cloud (Google Cloud, AWS, Azure) experience; FinTech background preferred.
C#, Microsoft .NET Core, NUnit, XUnit, MSTest, Appium, Selendroid, Google Cloud, AWS, Azure, SQL, Mesos, Kubernetes, Nomad, Kafka, SQS, RabbitMQ, HTML, JavaScript, CSS, Microsoft Dynamics 365, Oracle, NetSuite, Intacct, Continuous Integration (CI)
1mo
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Software Engineer - New Revenue
San Francisco or Seattle
$140k-$235k/yr HybridFull Time
5+ YOE5+ years software product development; 3+ years building JavaScript/TypeScript web apps with React; backend services in TypeScript/JavaScript/C#; unit and functional testing; Agile/Scrum, CI/CD, Git; BS in CS; experience with Python/Java and third-party APIs.
JavaScript, TypeScript, React, Redux, Angular, C#, Python, Java, Git, CI/CD, Scrum
3w
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Lead Infrastructure Engineer- Optical Network
Seattle, Washington, United States
$143k-$185k/yr OnsiteFull Time
5+ YOE5+ years infrastructure engineering experience with deep knowledge of optical transport (ROADM, DWDM, OTN), hands-on troubleshooting, automation (Python), APIs, optical test methods (OTDR, BERT), and experience validating AI-assisted engineering outputs.
ROADM, DWDM, OTN, ILA, coherent optics, Waveservers, Ciena 6500, OTDR, BERT, Python, APIs
1mo
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Software Engineer
Seattle, Washington, United States
$190k-$286k/yr RemoteFull Time
2+ YOEBS in CS or related field plus 2 years software development; experience with Ruby, Java, Scala, or Go; API design and backend systems; testing.
Ruby, Java, Scala, Go, APIs, Testing
2w
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Principal Application Software Engineer
Seattle or Nashville
$100k-$210k/yr OnsiteFull Time
3+ YOE3+ years software engineering experience; designing, developing, debugging, and supporting cloud-based application features and APIs. Provides technical guidance, follows secure coding practices, and performs system maintenance and testing.
Oracle Cloud, Oracle Cloud Infrastructure, API
5d
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SDET - Automation Engineer
Kirkland, Washington, United States
OnsiteContract
10+ YOE10+ years SDET/automation experience, strong Java/JavaScript and JUnit skills, expertise in Selenium/Playwright and API/UI testing, CI/CD and test framework knowledge, quality tool proficiency, and strong communication.
Selenium, Playwright, React, Storybook, Rest API, Java, JavaScript, JUnit, XML, SQL, TestRail, HP-ALM/QC, TFS, SpiraTest, TestDirector, Git, Bitbucket, IntelliJ IDEA, VSCode, Visual Studio, web proxies, simulators, emulators, SQL clients, Pact, Spring Boot, Azure, AWS, GCP
2w
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Senior Software Engineer, Quantum Applied Research
Redmond or Santa Clara
$184k-$357k/yr OnsiteFull Time
10+ YOE10+ years building production-grade software with distributed systems and data engineering; working knowledge of quantum computing; experience with Python, C++, Go, APIs, CI/CD, and modern data platforms; strong testing and observability practices.
Python, C++, Go, APIs, CI/CD, CUDA, GPU acceleration
1mo
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Staff Software Engineer
United States or Tempe or Santa Clara or San Francisco or Los Angeles or Austin or Washington or New York City or Seattle or Kirkland or Alaska or Mississippi or North Dakota or United States Virgin Islands or California or Hawaii or Illinois or Massachusetts or New Hampshire or Oregon or Virginia
$140k-$273k/yr RemoteFull Time
Strong backend engineering with Node.js/TypeScript, scalable API design, AWS experience, React/Next.js, distributed systems, CI/CD (GitHub Actions), testing, and platform-level architecture and on-call ownership.
Node.js, TypeScript, REST, AWS, ECS, Fargate, DynamoDB, RDS, Aurora, IAM, React, Next.js, GitHub Actions, ServiceNow, CMDB, CDK, Terraform, CloudFormation, Vault, LLM
3w
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AI Solutions Engineer, Talent Acquisition
Seattle, Washington, United States
$129k-$171k/yr OnsiteFull Time
4+ YOE4+ years building production software (1–2 years on applied AI/LLM systems), strong software engineering (APIs, version control, testing, CI/CD), experience with AI agents/automations, recruiting domain familiarity preferred, U.S. Person required.
Lattice OS, Python, LLMs, APIs, CI/CD, Greenhouse, Gem, LinkedIn Recruiter, Workday
2mo
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AI/ML Tools and Automation Engineer
Seattle, Washington, United States
OnsiteFull Time
3+ YOEBachelor's or Master's with years of software dev/test automation; API testing; distributed systems; Java/Python; CI/CD; QA leadership.
Java, Python, REST, gRPC, APIs, CI/CD, Automation, ML pipelines
1w
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.Net+Azure Developer
Bellevue, Washington, United States
$64k-$105k/yr OnsiteFull Time
2+ YOEExperience with C#/.NET, REST APIs, Microsoft Azure, SQL/Kusto, unit testing, CI/CD, GitHub/Azure DevOps; 2+ years professional engineering experience.
C#, .NET, REST APIs, Microsoft Azure, SQL, Kusto, GitHub, Microsoft Azure DevOps, Microsoft Cosmos DB, Microsoft Azure Service Bus, Microsoft Intune, CI/CD, Microservices, Unit Testing
3w
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Quality Engineer - Costco Travel
Issaquah, Washington, United States
$150k-$190k/yr OnsiteFull Time
7+ YOE7+ years software QA experience, 4+ years testing eCommerce and automation with Selenium/Java, API and backend testing, Agile experience, leadership, DB/SQL skills, SDLC/SQA expertise, test planning and estimation.
Selenium, Java, Oracle, MS SQL Server, DB2, SQL, SOAP, REST, XML, CICD, Microsoft Outlook, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Teams
1w
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Software Development Engineer III - Backend
Seattle, Washington, United States
$146k-$205k/yr OnsiteFull Time
5+ YOEBachelor's in CS or equivalent, 5+ years experience, ownership of service delivery, strong backend engineering skills, experience with distributed systems, APIs, data modeling, testing, and operational excellence.
Java, Spring, Spring Boot, REST, gRPC, Protobuf, SQL, NoSQL, AWS, Docker, Kubernetes, Kafka, Kinesis, SQS, CI/CD, Microsoft Excel
4d
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Staff Software Development Engineer
Seattle, Washington, United States
$136k-$190k/yr HybridFull Time
7+ YOE7+ years software development experience with public or partner-facing APIs, deep backend knowledge (Golang, Python, Kotlin), API gateway experience, testing, monitoring, cloud/k8s, on-call and mentoring experience.
Golang, Python, Kotlin, Azure API Management, Kong, AWS API Gateway, k8s, LLMs
2w
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Automated Quality Assurance Engineer
Seattle, Washington, United States
$110k-$135k/yr HybridFull Time
2+ YOE2+ years automation QA experience in Azure/Agile/DevOps environments, bachelor's in CS/math/engineering or equivalent experience; QA certification preferred (ISTQB, CAST, ASQ); proficiency with Jira, Azure DevOps, test automation tools, C#/ .NET, SQL Server, RESTful APIs, and AI-assisted testing.
Jira, Azure DevOps, Selenium, Playwright, Virtuoso, C#, .NET, SQL Server, Postman, RESTful APIs, Codex, Claude, Copilot, OWASP, ISO27001, PCI DSS
1d
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Software Engineer, Facilities Pipeline
Austin or New York City or San Francisco or Seattle
$269k-$317k/yr OnsiteFull Time
Experience shipping and owning production data pipelines, integrating industrial protocols/APIs, testing data correctness/latency, debugging across the stack, and working with modern tooling.
BACnet, Modbus, OPC UA, Go, Python, TypeScript, Grafana
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