686 api engineer jobs at 228 companies in Mountlake Terrace, WA

1mo
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Senior API Developer
Tacoma, Washington, United States
$100k-$160k/yr OnsiteFull Time
ValidaTek
ValidaTek: Provides IT modernization and systems engineering for federal agencies.
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
4w
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Sr Software Engineer - Backend API Platform
Seattle, Washington, United States
$125k-$229k/yr OnsiteFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Global independent platform for programmatic digital advertising.
6+ YOE6+ years backend/platform engineering experience building scalable user-facing APIs; expertise in identity and access models, API design, operational excellence, and mentoring engineers.
Node.js, TypeScript, Kubernetes, AWS, OIDC, Keycloak, SPIFFE, mTLS
1mo
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Senior Software Engineer, API/SDK
Seattle, Washington, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology developing AI-powered autonomous military systems.
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
3mo
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Software Engineer, API SDK
San Francisco or Seattle or New York City
$293k-$385k/yr HybridFull Time
OpenAI
OpenAI: AI research and deployment focused on beneficial AGI.
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
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Staff Software Engineer, API Platform
San Francisco or Seattle
OnsiteFull Time
Stripe
Stripe: Financial infrastructure platform for online businesses and enterprises.
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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Lead Software Engineer - API Platform
Plano or Seattle
$157k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services and investment banking firm.
5+ YOE5+ years of software engineering experience with system design, development, testing, SDLC, cloud-native technologies, programming languages, agile practices, security, and operational stability.
CI/CD, OAuth2/OIDC, mTLS, JWT
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TikTok Shop - Customer Solutions Engineer, Apps and API
Seattle, Washington, United States
$116k-$209k/yr OnsiteFull Time
TikTok
TikTok: Short-form mobile video and social media platform.
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
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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
CoreWeave
CoreWeaveNasdaq: CRWV: Specialized cloud provider for large-scale AI and machine learning.
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
1w
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Solutions Engineer
Atlanta or Washington, D.C. or Chicago or Phoenix or Seattle or Boston or Detroit
$180k-$280k/yr FieldFull Time
Bilt Rewards
Bilt Rewards: Fintech membership and payments platform helping renters and homeowners earn rewards on housing and neighborhood spending.
5+ YOERequires 5+ years in solutions engineering or related roles, API and SFTP integration expertise, implementation ownership, strong technical and commercial communication, willingness to travel up to 100%, and a bachelor's degree or equivalent experience.
SFTP, API, Yardi, RealPage, Entrata, MRI, SQL, Python, Java, ETL
3w
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Systems Reliability Engineer
Overland Park or Atlanta or Frisco or Bellevue
$84k-$151k/yr OnsiteFull Time
T-Mobile
T-MobileNASDAQ: TMUS: Provides wireless network services and mobile communication devices.
2+ YOEBachelor's degree required; 2–4+ years preferred. Requires DevOps, cloud, automation, monitoring, scripting, APIs, cybersecurity, and reliability engineering experience, plus U.S. work authorization.
C, C#, Java, Perl, Python, Go, Jenkins, CloudBees, Ansible, Chef, Puppet, Docker, Kubernetes, AppDynamics, Splunk, Microsoft Graph API, REST API, Microsoft Power Apps, Microsoft Power Automate, Microsoft Entra, SailPoint, ServiceNow, Azure, Microsoft Azure DevOps Pipelines, Linux, Shell
1mo
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Associate Solutions Engineer
Seattle, Washington, United States
$91k-$105k/yr HybridFull Time
Yoodli
Yoodli: Yoodli is an AI communication-coaching platform helping teams and professionals practice high-stakes conversations through roleplays and feedback.
2+ YOE2+ years in solutions/sales engineering or similar, 1+ years selling into SMB/Mid Market, comfortable with APIs, SSO, Python/JS, strong communication and cross-team collaboration skills.
APIs, SSO, Python, JavaScript, SQL
1mo
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Forward Deployed Engineer - AI Solutions Engineering
San Francisco or Seattle
$90k-$136k/yr HybridFull Time
Aircall
Aircall: Aircall is a private B2B SaaS providing AI-powered cloud communications software for business sales and support teams.
2+ YOE2+ years technical consulting/solutions engineering experience; strong API/webhook knowledge; hands-on with low/no-code orchestration and CRM automation; prompt engineering and project management skills.
APIs, webhooks, JSON, REST, GraphQL, Zapier, Make, n8n, Workato, HubSpot, Salesforce, MCP Servers, Looker, BigQuery, Snowflake, JavaScript, Python
4w
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Senior Forward Deployed Engineer
Seattle, Washington, United States
$130k-$210k/yr OnsiteFull Time
Gradial
Gradial: AI-native marketing operations software helping enterprise marketers automate campaign execution across their existing systems.
5+ YOE5+ years engineering or technical implementation experience, TypeScript and API proficiency, experience with LLMs and enterprise integrations, strong communication and customer-facing skills, willingness to travel <10%.
TypeScript, APIs, LLMs
2mo
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AI Tooling Engineer
San Francisco or Seattle or Los Angeles or New York City or United Kingdom or Ireland or Poland or Germany or Australia or North America or Europe
$200k-$260k/yr RemoteFull Time
Whatnot
Whatnot: Live shopping marketplace connecting buyers and sellers.
4+ YOE4+ years industry experience, 1+ years applied AI/LLM product experience; strong fluency with prompt engineering, RAG, MCP, agents, evals; systems-integration experience with APIs/webhooks; strong communication and mentorship skills.
Anthropic, OpenAI, Google, APIs, webhooks, LLM, RAG, MCP, evals
1mo
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Forward Deployed Engineer — Strategic Solutions, Integration & Delivery
Bellevue or United States or North America
FieldFull Time
Verdigris
Verdigris: Private technology providing AI-driven electrical intelligence and energy-management software for data-center operators.
7+ YOE7+ years in solutions engineering, systems integration, or forward-deployed/field engineering; strong electrical and data/APIs fluency; experience directing contractors, mentoring engineers, and applying AI agents to delivery workflows.
APIs, AI agents, BMS, EPMS, SCADA, LTE
2mo
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Staff Engineer
Madrid or Paris or Seattle or London or Berlin or San Francisco or New York City or Sydney or Mexico City
HybridFull Time
Aircall
Aircall: Private B2B SaaS providing AI-powered cloud communications software for business sales and support teams.
10+ YOE10+ years backend engineering experience (Node.js/TypeScript, Python, or Ruby), strong system design, security and DevOps practices, AWS experience, ability to lead cross-team projects and mentor engineers.
TypeScript, Node.js, AWS, Python, REST API, GraphQL, Ruby on Rails, React, Serverless, EKS, PostgreSQL, DynamoDB, OpenSearch, Redis
3d
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principal engineer, AI Experiences, Enterprise Applications & Decision Platforms
Seattle, Washington, United States
$174k-$290k/yr HybridFull Time
Starbucks
StarbucksNASDAQ: SBUX: Global roaster and retailer of specialty coffee.
10+ YOE10+ years in software engineering, platform engineering, enterprise architecture, or related fields; enterprise platforms and distributed systems; cloud-native architecture, APIs, application frameworks, AI, analytics, governance, security, and technical leadership.
APIs
1w
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Forward Depolyed Engineer - RiskOS Agents
United States or San Francisco or Seattle or New York City or Carson City
$250k-$280k/yr HybridFull Time
Socure
Socure: The leading AI-native trust infrastructure providing identity verification and risk solutions for the world.
4+ YOE4+ years in hands-on software, forward deployed, solutions, implementation, applied AI engineering, technical consulting, or similar roles; experience with APIs, integrations, production systems, and customer-facing problem solving.
Python, SQL, APIs, LLM workflows, retrieval systems, evaluation frameworks, observability
2w
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Knowledge Engineer - Back End
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$26-$94/hr HybridFull Time
Accenture
AccentureNYSE: ACN: Global professional services delivering 360° value.
3+ YOERequires 3+ years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, REST APIs, and a bachelor's degree or equivalent experience.
R2RML, SPARQL, StarDog, GraphWise, Neo4J, Elasticsearch, OpenSearch, SQL, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Python, Java, REST API, Docker, Kubernetes, GraphQL, D3.js, Cytoscape.js, AWS Neptune, Azure Cosmos DB, Kafka, RabbitMQ, Terraform, Helm
4w
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AI deployment engineer (West)
San Francisco or Seattle or Chicago or Austin or New York City or London
$132k-$185k/yr HybridFull Time
Writer
Writer: Enterprise generative AI platform that helps businesses build and supervise secure AI agents.
5+ YOE5+ years in technical SaaS roles with 3+ years in solutions architecture/technical consulting; deep Python and API experience; enterprise SaaS delivery and strong communication skills.
Python, APIs, LLMs, Knowledge Graph