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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
3d
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Staff Software Engineer, GCP API Platform
Kirkland, Washington, United States
$207k-$301k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent,8 years software development,3 years software design/architecture,distributed systems experience,proficiency in Go/C++/Java/Python,EMphasis on software architecture and reliability.
Go, C++, Java, Python, gRPC, Spanner, Continuous Integration, Continuous Deployment
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
2w
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Lead Cybersecurity - Application Security Engineer - Dynamic, Runtime & API Security
Charlotte or Dallas or Bedminster or Middletown or Bothell or Alpharetta or Atlanta
$141k-$237k/yr OnsiteFull Time
5+ YOE5+ years in application/product/security engineering with hands-on web and API security, DAST/CI-CD integration, RASP/runtime protections, API gateway controls, AI-assisted security tooling, scripting (Python/Go/JS/Bash), and cloud-native/Kubernetes experience.
DAST, RASP, API gateway, CI/CD, JVM, .NET CLR, Python, Go, JavaScript, Bash, Kubernetes, containers, GraphQL, OAuth2, OIDC, JWT, OWASP Top 10, WAF/WAAP, mTLS, observability/logging/tracing
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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Software Development Engineer III
Mountlake Terrace, Washington, United States
$112k-$190k/yr HybridFull Time
5+ YOEBachelor's in CS/Information Systems, 5+ years software development experience, SDLC knowledge, proficiency with CI/CD and API-based systems; cloud, healthcare experience and Facets exposure preferred.
Facets, CI/CD, API
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
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