108 sr api developer jobs at 71 companies in Oregon
1mo
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Sr. Software Developer
Orange or Arizona or California or Florida or Maryland or Maine or Michigan or Missouri or North Carolina or Nevada or New York or Ohio or Oklahoma or Oregon or South Carolina or Texas or Utah or Washington or Wyoming
$120k-$145k/yr RemoteFull Time
7+ YOE7+ years professional software development with Microsoft .NET stack, experience with React/TypeScript, RESTful API design, Playwright, cloud deployments (AWS preferred), practical use of Claude or similar LLM agent tools, and demonstrated technical leadership.
ASP.NET WebForms, React, TypeScript, C#, .NET Web API, RESTful API, Claude, Redux Toolkit, Zustand, Playwright, CI/CD, Azure DevOps, AWS, ECS, Lambda, Step Functions, Bedrock, Azure, GCP
1w
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Sr. Backend Engineer
Beaverton, Oregon, United States
OnsiteFull Time
8+ YOE8+ years backend engineering experience with C#, .NET, APIs, databases, CI/CD, and cloud (AWS/Azure); strong testing, design, and communication skills.
C#, ASP/ASP.Net, .NET Core, RESTful API, JSON, jQuery, Python, Microsoft SQL Server, No-SQL databases, React, Drupal/PHP, CMS, Azure Service Bus, Azure Event Grid, Azure Functions, Data Lake, AWS, Azure, Azure DevOps Pipeline, Terraform, TeamCity, Jenkins, Concourse, Hudson, Bamboo
3w
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Sr. Software Engineer I, Evaluation Services
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or Wisconsin or District of Columbia
$125k-$175k/yr HybridFull Time
5+ YOE5+ years software engineering with API development and partner integrations; strong REST/WebSocket/JSON/OAuth skills; proficiency in TypeScript/JavaScript or Python; excellent troubleshooting and communication.
REST APIs, WebSockets, JSON, OAuth, Postman, curl, browser developer tools, network analyzers, TypeScript, JavaScript, Python, React, Node.js, Swagger/OpenAPI, ReadMe
1mo
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Sr. Engineer, Software - Archimedes
St. Louis or Brentwood or Alaska or Arizona or Arkansas or California or Connecticut or Delaware or Hawaii or Idaho or Louisiana or Maine or Massachusetts or Michigan or Mississippi or Montana or Nebraska or Nevada or New Mexico or New York or North Carolina or North Dakota or Oregon or Rhode Island or South Carolina or South Dakota or Texas or Utah or Vermont or Washington or West Virginia or Wyoming or United States
HybridFull Time
8+ YOEBachelor's in CS or related; 8+ years software engineering experience (5+ years with C#, .NET, React); experience with cloud-native, APIs, microservices, CI/CD, Git, Azure; technical leadership and mentoring experience.
C#, .NET, ASP.NET Core, React, TypeScript, JavaScript, REST APIs, GraphQL, Webhooks, API Management, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure Container Apps, Microsoft Azure Kubernetes Service (AKS), Microsoft Azure Storage, Microsoft Azure Databricks, Microsoft Azure Data Lake Storage Gen2, Microsoft Azure Synapse Analytics, Microsoft SQL Server, PostgreSQL, Microsoft Azure DevOps, GitHub Actions, CI/CD, Infrastructure as Code, Retrieval-Augmented Generation (RAG), Microsoft Azure OpenAI, Microsoft Azure AI Services, Intelligent Automation, Agent-Based Solutions, OWASP, OAuth2, OpenID Connect, DevSecOps, Git, Azure Repos, GitHub, TFS, Jira, Unix/Linux shell scripting
1mo
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Sr. Software Engineer II (Remote - US)
New York City or California or Oregon or Colorado or Texas or Wisconsin or Minnesota or Louisiana or Florida or Virginia or North Carolina or South Carolina or New Jersey or New York or Connecticut or United Kingdom
$130k-$150k/yr RemoteFull Time
7+ YOE7+ years full-stack SaaS development with .NET Core back-end and modern frontend frameworks (React/Angular/Vue); strong SQL, API, SRE/DevOps appreciation, Agile experience, bachelor’s degree or equivalent.
.NET Core, React, Angular, Vue, HTML, CSS, JavaScript, SQL, Stripe, Microsoft Office, Google Suite, Slack, JIRA
1mo
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Sr. Software Engineer (SDK & Integrations)
Arizona or California or Colorado or Delaware or Maryland or Massachusetts or Missouri or New Jersey or Nevada or New York or North Carolina or Oregon or Oklahoma or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$150k-$180k/yr RemoteFull Time
Identity Digital: A leading registry of generic top-level domain name extensions.
5+ YOE5+ years commercial software engineering; fluency in TypeScript and Python and working proficiency in Go; strong DNS, HTTP/TLS, crypto, API design, CI/CD, and open-source publishing experience; bachelor's degree or equivalent.
TypeScript, Python, Go, LangChain, LangGraph, LlamaIndex, CrewAI, Microsoft Agent Framework, OpenAI Agents SDK, Cloudflare Workers, Fastly Compute, Vercel Edge, npm, PyPI, Go module proxy, WebAssembly (WASM), SPIFFE/SPIRE, WebID, GitHub, JWTs, JWK Sets, ES256, Ed25519
4w
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Sr. Integration Engineer
Lake Oswego or Texas
HybridFull Time
5+ YOE5+ years designing and implementing enterprise integrations with MuleSoft, Salesforce, Azure Service Bus and Azure DevOps; strong API, messaging, troubleshooting and communication skills.
MuleSoft Anypoint Platform, Salesforce, Azure Service Bus, Azure DevOps, REST, SOAP, JSON, XML, Git, Docker, Kubernetes
2mo
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Fullstack Engineer
Beaverton, Oregon, United States
RemoteFull Time
5+ YOE5+ years fullstack development with Go and TypeScript/JavaScript; strong API (REST/gRPC) and UI (React); data transformation; observability; customer interaction.
Go, JavaScript/TypeScript, React, REST, gRPC, APIs, Monitoring/Observability
3w
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Sr. Quality Engineer
United States or Alabama or Arizona or California or Colorado or Connecticut or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kansas or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Mississippi or North Carolina or Nebraska or New Jersey or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or Wyoming
$120k-$130k/yr RemoteFull Time
5+ YOE5+ years QA/quality engineering experience, strong test strategy, API and data validation, SQL, CI/CD familiarity, test automation experience, and practical use of AI-assisted tools.
Cypress, Selenium, TestNG, Cucumber/Gherkin, SQL, GitHub, GitLab, Jira, Confluence, Node.js, TypeScript, JavaScript, Codex, Claude Code, Cursor, GitHub Copilot, ChatGPT
1mo
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Full Stack Software Engineer (Mid-Sr.)
Portland, Oregon, United States
HybridFull Time
3+ YOE3+ years professional experience building full-stack features with Python and TypeScript/React, strong relational DB and REST API skills, CI/CD experience, and comfort using AI development tooling.
Python, TypeScript, React, CI/CD, AI tooling
3w
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Senior Mobile Developer
Utah or Wisconsin or Alaska or Arkansas or Washington or Arizona or Virginia or Alabama or Texas or Pennsylvania or Oregon or Oklahoma or Ohio or Nevada or Nebraska or Montana or Mississippi or Minnesota or Michigan or Massachusetts or Maryland or Maine or Louisiana or Kansas or Iowa or Indiana or Idaho or Florida or Delaware or Connecticut or Missouri or Colorado or California or Wyoming
$125k-$135k/yr RemoteFull Time
8+ YOEExpertise in Kotlin and Swift, modern mobile UI frameworks, mobile architectures and DI, REST API integration, mobile testing, CI/CD tooling, AI-assisted development experience, bachelor's or equivalent, 8+ years software development.
Kotlin, Swift, Jetpack Compose, SwiftUI, The Composable Architecture, MVVM, Koin, Retrofit, OkHttp, URLSession, JUnit, Mockito, Robolectric, Espresso, Compose UI test, XCTest, XCUITest, Gradle, Swift Package Manager, Bitrise, Fastlane, GitHub Copilot, Claude, Cursor, ChatGPT
1mo
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Senior Software Developer
Oregon or United States
OnsiteFull Time
5+ YOE5+ years professional software development experience, bachelor's or master's in CS/Engineering, proficiency in Java/C#/Python/JavaScript, RESTful API and Git experience, strong problem-solving and collaboration skills.
Java, C#, Python, JavaScript, RESTful API, Git
3w
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Senior Software Developer
Canby, Oregon, United States
OnsiteFull Time
5+ YOEBachelor's degree or equivalent,5+ years software development experience,proficiency in C# .NET,JavaScript/TypeScript/Node.js/Next.js or Python,REST APIs,SQL,cloud familiarity (Azure/AWS),and Agile experience.
C#, .NET, JavaScript, TypeScript, Node.js, Next.js, Python, SQL, Azure, AWS, CI/CD
5d
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Software Development Engineer IV - Appian Developer
Alaska or Arizona or Arkansas or California or Colorado or Florida or Georgia or Idaho or Iowa or Kansas or Kentucky or Maine or Michigan or Minnesota or Missouri or Montana or Nevada or New Hampshire or New Mexico or North Carolina or Oklahoma or Oregon or South Carolina or South Dakota or Tennessee or Texas or Utah or Washington or Wisconsin
$119k-$202k/yr RemoteFull Time
8+ YOEBachelor's in CS/IS,8+ years relevant experience,Appian experience preferred,knowledge of software development lifecycle,RESTful API and web services exposure,Agile experience,healthcare/regulatory background preferred.
Appian, Appian AI, Microsoft technologies, RESTful APIs, web services
2mo
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Senior Software Engineer
Denver or Salem
$130k-$150k/yr OnsiteFull Time
5+ YOE5+ years in software development; Bachelor’s or Master’s in CS/Engineering; strong API, security, and data tooling experience.
Git, OpenAPI, OAuth, RabbitMQ, Apache Kafka, Azure Service Bus, Event Hubs, Azure Databricks, TypeScript, C#, F#, PostgreSQL
2d
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Senior .Net Developer: (Onsite)
Agoura Hills or Florida or Georgia or Illinois or Indiana or Minnesota or Montana or North Carolina or New Hampshire or New Jersey or New York or Ohio or Oregon or Pennsylvania or Virginia or United States
$130k-$160k/yr OnsiteFull Time
5+ YOERequires 5+ years of software development experience, distributed systems, .NET Core, C#, ASP.NET Core, REST/SOAP APIs, Git, PostgreSQL, cloud/Kubernetes, security, testing, and technical documentation.
.NET Core, C#, ASP.NET Core, Git, PostgreSQL, Kubernetes, GCP, SharePoint, REST, SOAP, CI/CD, OWASP, HSA, FSA
1mo
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Staff Product Engineer
California or Colorado or Connecticut or Florida or Illinois or New York or North Carolina or Oregon or Texas or Virginia or Washington or United States or Canada
$180k-$215k/yr RemoteFull Time
Experience shipping high-quality software, strong product and API design instincts, payment/tokenization familiarity or ability to learn, customer-facing problem solving, and ability to work independently in small teams.
APIs, iframes, mobile SDKs
2mo
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Senior Software Engineer, Java
United States or California or Colorado or Connecticut or Florida or Georgia or Illinois or Kansas or Massachusetts or Maryland or Maine or North Carolina or New Jersey or New York or Oregon or Tennessee or Texas or Virginia or Washington or Austin or Tampa or Chicago
$150k-$220k/yr HybridFull Time
10+ YOEBachelor's in CS or equivalent experience; 10+ years Java development, 4+ years building scalable systems; Kotlin, C++, Postgres, Redis, AWS experience; REST API development (Jersey/Spring); strong OOP and testing practices.
Java, Kotlin, C++, Postgres, AWS, Redis, Jersey, Spring
3d
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
2mo
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Full Stack TypeScript Developer
Rijswijk or Portland
€6k-€8k/mo HybridFull Time, Contract
6+ YOEMSc or equivalent experience, 6+ years web development, strong TypeScript/JavaScript/HTML/CSS skills, React and Node.js experience, PostgreSQL, REST/GraphQL APIs, Linux/Git/Docker, secure production-grade development, English proficiency, EU work authorization.
TypeScript, JavaScript, HTML, CSS, React, Node.js, PostgreSQL, GraphQL, RESTful, Linux, Git, Docker, NestJS, AWS, Terraform, OAuth, AI
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