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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
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
6d
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Staff Software Engineer, API Platform
San Francisco or Seattle
OnsiteFull Time
12+ YOE5+ Mgmt12+ years technical experience,5+ years strategic technical leadership,experience with API design and infrastructure,proficient in Java/Ruby/Python/Go,strong communication and problem-solving skills.
Java, Ruby, Python, Go, Kafka, Kubernetes
1w
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Senior Software Engineer, API/SDK
Seattle, Washington, United States
$191k-$253k/yr OnsiteFull Time
8+ YOE8+ years software engineering with customer-facing responsibilities; strong in API design, distributed systems, cloud and container platforms, CI/CD, multiple languages (Python, Java, Go, C++); must be a U.S. Person.
Python, Java, Go, C++, CI/CD, Docker, Kubernetes, AWS, Azure, GCP, REST, gRPC, GraphQL, WebSockets, message queues
1mo
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Software Engineer, API SDK
San Francisco or Seattle or New York City
$293k-$385k/yr HybridFull Time
7+ YOE7+ years of professional engineering experience; experience building SDKs; design and implement SDKs for multiple languages; collaborate across teams.
Python, Node.js, Golang, Java, Ruby, SDK generation
4w
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Software Development Engineer, S3 Object API
Seattle, Washington, United States
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development, 2+ years design/architecture experience, proficiency in C#, C++, Java, or Perl, object-oriented design, and a Bachelor's in Computer Science or related field.
C#, C++, Java, Perl
6d
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Senior Software Engineer - API Platform & Client Tooling
Bellevue or Livingston or New York City or San Francisco or Sunnyvale
$153k-$204k/yr OnsiteFull Time
Production Go experience, API design and versioning, client tooling/SDK/CLI or provider work, code-generation or compiler/tooling experience preferred, cross-team collaboration and mentorship.
Go, gRPC, protocol buffers, Buf, ConnectRPC, Terraform Plugin Framework, Cobra, CWIC
2mo
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Software Engineer 5 - Ads Signals Conversion API
New York or Los Angeles or Los Gatos or Seattle
$388k-$619k/yr OnsiteFull Time
Experience with server-to-server, batch and pixel Conversion APIs; streaming architectures; ad tech and privacy knowledge; collaboration; adaptability.
Kafka, Flink, Conversion APIs
2mo
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Software Engineer 5 - Ads Signals Conversion API
New York City or Seattle or Los Angeles or Los Gatos
$388k-$619k/yr OnsiteFull Time
Proven experience building Conversion APIs and high-volume event processing; expertise with streaming architectures (e.g., Kafka, Flink); strong ad-tech and privacy knowledge; excellent communication and collaboration skills.
Kafka, Flink
2mo
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Software Engineer - Workspaces
Bellevue, Washington, United States
$160k-$230k/yr OnsiteFull Time
3+ YOE3+ years of hands-on software development; strong full-stack web development, API design, security, performance, and scalability; knowledge of AI is a plus.
Go, React, Java, APIs, Web technologies
1mo
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Software Engineer II
Seattle, Washington, United States
$135k-$189k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOE3+ years software development, strong Python and TypeScript, React, AWS, APIs, CI/CD, DevOps, and collaboration.
Python, TypeScript, React, AWS, APIs, CI/CD, DevOps, microservices, IaC
1w
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TikTok Shop - Customer Solutions Engineer, Apps and API
Seattle, Washington, United States
$116k-$209k/yr OnsiteFull Time
3+ YOEBachelor's in CS or related,3+ years in solution/solution engineering or pre-sales,proficiency with RESTful APIs,experience with e-commerce/ERP/OMS/PIM/WMS integrations,strong communication and business acumen.
RESTful API, ERP, OMS, PIM, WMS
1mo
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Temporary Financial Application Developer
California or New York City or Boston or San Francisco or Washington, D.C. or Seattle or Santa Monica
$115k-$173k/yr HybridFull Time, Temporary
5+ YOE5+ years supporting and developing financial applications, experience with application development (UI, middle tier, stored procedures), SQL, Microsoft Windows support, APIs, automation and AI/ML familiarity; Bachelor's in CS/IS or equivalent experience.
Microsoft Windows, SQL, APIs, AI services, AI/ML frameworks
2mo
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Senior Software Engineer — Video Applications (FX Plug API’s)
Culver City or Cupertino or San Diego or Seattle
OnsiteFull Time
6+ YOE6+ years software engineering experience, API/SDK design, macOS development, Objective-C/Swift, concurrency, strong communication.
Objective-C, Swift, macOS, APIs, FxPlug, Concurrency
1mo
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Principal Software Engineer - AI Integrations
Seattle or Nashville or United States
$100k-$235k/yr OnsiteFull Time
6+ YOE6+ years software engineering experience; expertise in cloud-native systems, AI-native development, OCI/AI, plugin and web development; experience with developer platforms, APIs, observability, and mentoring.
OCI - Artificial Intelligence, LLMs, Coding copilots, Agentic IDEs, AI orchestration workflows, APIs
1w
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Software Developer II - AI Tooling Platform
Seattle, Washington, United States
$167k-$204k/yr OnsiteFull Time
Strong systems background with Java/Spring experience, experience building developer tooling and platforms, familiarity integrating AI tools/APIs, operational excellence for reliability and cost control.
Java, Spring, Spring Boot, APIs, CLI
1mo
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Senior Backend Engineer - Offroad
Missoula or Bozeman or Austin or Denver or Portland or Salt Lake City or Seattle
$146k-$182k/yr RemoteFull Time
7+ YOE7+ years in software development; distributed cloud APIs; Go; Vue; Docker/Kubernetes; Terraform; remote collaboration; travel for quarterly visits.
Go, Vue, Docker, Kubernetes, Terraform, API Development
1mo
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Software Engineer, X-Scientist
South San Francisco or Seattle or London
$140k-$215k/yr OnsiteFull Time
Strong Python engineering; experience building production libraries/CLIs/APIs/SDKs/backend services or workflow systems; familiarity with LLM application development, tool calling, and orchestration; strong communication and collaboration skills.
Python, LLM, API, CLI, SDK, PubMed, UniProt, AlphaFold, PDB, DepMap
2w
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Full Stack Developer III
Seattle or Tacoma
$125k-$155k/yr HybridFull Time
7+ YOE7+ years full-stack experience; strong JavaScript/TypeScript and React front-end skills; back-end experience with Node.js, .NET/C#, or Python; REST API design, Microsoft Azure, CI/CD, secure development, and stakeholder collaboration.
React, TypeScript, JavaScript, Node.js, .NET, C#, Python, REST API, GitHub Enterprise, Microsoft Azure DevOps, Microsoft Azure, Autodesk Forma, Deltek Vantagepoint, Microsoft 365, Microsoft Graph API, Microsoft SharePoint, Docker, GitHub Enterprise, Microsoft Azure Monitor, Microsoft Application Insights, Microsoft Log Analytics
1w
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Integration Developer
Seattle, Washington, United States
$115k-$141k/yr OnsiteFull Time
5+ YOEBachelor's degree,5+ years integration development experience,proficiency with Snaplogic/Boomi/Workato,cloud platforms,APIs,data formats,and Python or Java;consulting experience and AI/LLM familiarity.
Snaplogic, Boomi, Workato, iPaaS, AWS, Azure, Google Cloud, JSON, XML, CSV, Python, Java, RESTful, SOAP, Large Language Models (LLMs)
1mo
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Senior Software Engineer
Tacoma, Washington, United States
$133k-$198k/yr HybridFull Time
8+ YOE8+ years in software development with Golang/Go, Java, C++, or C; experience with microservices, Docker, Kubernetes, Kafka; SaaS network management, data pipelines, ETL, APIs; strong data modeling and system design; Bachelor's in CS/CE/EE; Master’s preferred.
Golang, Java, C++, C, Docker, Kubernetes, Kafka, Data Modeling, APIs, SaaS
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