678 sr api developer jobs at 360 companies in Vacaville, CA
1mo
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Software Engineer, Developer API
New York City or San Francisco or United States or Canada or United Kingdom
$168k-$330k/yr HybridFull Time
5+ YOE5+ years backend engineering, experience building APIs/platforms, hands-on with Python, Temporal, and Postgres, familiarity with AI coding agents, strong ownership and developer-experience focus.
Python, Temporal, Postgres
1w
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Software Engineer, API Multimodal
San Francisco, California, United States
$293k-$385k/yr OnsiteFull Time
7+ YOE7+ years backend/infrastructure experience building and operating production APIs and distributed systems; proficiency with Python, Go, Rust, or TypeScript; strong systems fundamentals and product judgment.
Python, Go, Rust, TypeScript
1w
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Sr. Engineer, Software Development
New York City or Birmingham or Miami or Tampa or Blue Ash or Cincinnati or Los Angeles or San Francisco
$121k-$173k/yr HybridFull Time
5+ YOE5+ years software engineering experience with secure API/microservice development, cloud (Azure) and observability; 1+ year technical leadership; fintech or BaaS experience preferred.
C#, .NET, SQL, APIM, Azure SQL, Cosmos DB, Key Vault, Service Bus, Event Hubs, Datadog, Grafana, Git, OAuth2, Open API
4w
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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
1mo
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Sr Software Development Engineer, Product Engineering – API Platform & Agentic AI
Pleasanton, California, United States
$176k-$264k/yr HybridFull Time
8+ YOE8+ years software engineering experience; 5+ years with TypeScript or Python; Bachelor's in CS/Engineering or equivalent; strong algorithms, API design (REST/GraphQL/SOAP/OpenAPI), testing, observability, and mentoring skills.
TypeScript, Python, OpenAPI, Swagger, REST, SOAP, GraphQL, JUnit, ScalaTest, Postman, Mockito, JaCoCo, Scoverage, Git, Cursor, Claude Code, GitHub Copilot, MCP
1mo
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Member of Technical Staff (Software Engineer, API Platform)
San Francisco or New York City
$220k-$405k/yr OnsiteFull Time
5+ YOE5+ years backend engineering with Python, Go, or Rust; strong high-traffic API design, AWS and Kubernetes experience, CI/CD and DevOps fluency; experience with AI APIs a plus.
Python, Go, Rust, AWS, Kubernetes, CI/CD
4w
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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
1mo
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Sr Aderant Engineer
Reston or San Diego or San Francisco or Washington or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$113k-$179k/yr HybridFull Time
5+ YOE5+ years supporting Aderant Expert and enterprise financial/practice management systems, strong backend development and SQL skills, experience with integrations/APIs, bachelor's in CS/IT, analytical and troubleshooting ability.
Aderant Expert, SQL, APIs
4d
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Sr. Software Engineer - Test (SDET)
Scottsdale or San Francisco or Chicago or New York City
$106k-$130k/yr HybridFull Time
5+ YOEBachelor's degree required. 5+ years developing software or test automation using two of Java, Ruby, Node.js, or Objective-C. Experience with CI/CD, test automation for API/web/mobile, and test frameworks.
Java, Ruby, Node.js, Objective-C, GitLab, GIT, Eclipse, Android Studio, Xcode, Bamboo, Harness, Splunk, AppDynamics, Appium, Selenium, WebDriver, Rest-Assured, Cucumber, AWS, Kubernetes, BrowserStack, Perfecto Mobile, Device Anywhere, Amazon Device Farm
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Sr. Software Engineer, Platform
San Francisco or United States
$179k-$273k/yr RemoteFull Time
Strong backend engineering experience building production services/APIs, technical judgment for reliable integrations, ability to design incremental solutions for ambiguous workflows, and strong cross-team collaboration.
Salesforce
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Sr. Backend Engineer - Activations
San Francisco or New York City or Seattle or Little Rock
$130k-$197k/yr HybridFull Time
5+ YOE5+ years writing production code; strong Java/Scala/Golang skills; 3+ years with Big Data ecosystems (Spark, Hadoop/MR, Kafka); distributed systems and RESTful API experience; Spring Boot; cloud experience (GCP/AWS/Azure).
Java, Scala, Golang, Spark, Hadoop/MR, Kafka, RESTful APIs, OAuth, GCP, AWS, Azure, Spring Boot, Singlestore
3w
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Staff Software Engineer, Foundation Model API
San Francisco or Mountain View
$190k-$265k/yr OnsiteFull Time
8+ YOE8+ years backend/infrastructure experience, distributed systems, scalable APIs, cloud-native infra, real-time serving/ML infra/GPU orchestration, strong Scala/Go/Python skills, product ownership and customer engagement.
OpenAI, Anthropic, Gemini, Qwen, GPT-OSS, Llama, SageMaker, Vertex AI, Azure ML, FMAPI, Apache Spark™, Delta Lake, MLflow, Scala, Go, Python
5d
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Developer Relations Engineer
San Francisco, California, United States
$190k-$290k/yr OnsiteFull Time
5+ YOE5+ years in software development or developer relations, strong API and developer tools knowledge, excellent communication, English fluency, ability to travel, and experience producing technical content for developers.
1mo
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Sr. Software Development Engineer - Video Rendering
Seattle or San Francisco or San Jose
$174k-$331k/yr OnsiteFull Time
10+ YOE10+ years software engineering with deep GPU/graphics or rendering systems experience, strong modern C++, and knowledge of GPU APIs, shading languages, and performance debugging.
C++, DirectX 12, Metal, Vulkan, CUDA, OpenCL, HLSL, Slang, SPIR-V, DXIL, DXC, Nsight, PIX, TensorRT, ONNX Runtime
1mo
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Sr. Staff Software Engineer, iOS Search and Shopping Journeys
San Francisco or United States
$209k-$429k/yr HybridFull Time
10+ YOE10+ years building consumer-facing products, deep iOS/front-end expertise, cross-platform product strategy, experience with APIs and experimentation, strong communication and AI-assisted engineering skills.
iOS, Android, Web, APIs, AI, LLMs
2mo
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Sr. Professional Services Engineer Consultant
Raleigh or San Francisco or New York or United States
$132k-$175k/yr HybridFull Time
7+ YOE7+ years in customer-facing technical B2B SaaS roles; production-quality backend coding in JavaScript, Python, or Node.js; SQL and data modeling; APIs, webhooks, ETL, data pipelines; strong communication and technical leadership.
JavaScript, Python, Node.js, SQL, REST APIs, webhooks, Segment, Snowflake, BigQuery, dbt, Fivetran, Electronic Medical Records (EMR)
3d
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Senior Software Developer
Sacramento or Sacramento County
$7k-$11k/mo HybridFull Time
Object-oriented software development, business analysis, coding, troubleshooting, SDLC collaboration, and strong communication; relevant experience with C# .NET, web services, APIs, SQL Server, and Azure DevOps preferred.
C#, JavaScript, C#.NET, ASP.NET, Microsoft Visual Studio, Microsoft SQL, Bootstrap, JQuery, Azure DevOps, Microsoft .NET Framework, Systems Development Lifecycle (SDLC), SQL Server Integration Services, SQL Server Reporting Services, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Web Services, Micro Services, APIs, N-tiered architectures
1mo
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Revenue Operations - (Sr.) GTM Engineer
San Francisco, California, United States
$165k-$230k/yr HybridFull Time
6+ YOE6+ years in GTM engineering/RevTech or related; strong Salesforce and RevOps experience; interest in developer tools/API/AI infrastructure; exceptional communication and builder mindset.
Salesforce, HubSpot Marketing Hub, Clay, Gong, vibecoded solutions
2mo
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Sr. SaaS Engineer
San Francisco or Seattle
$127k-$207k/yr HybridFull Time
8+ YOE8+ years experience (or 5+ with MS) architecting, deploying, administering and integrating enterprise SaaS collaboration and productivity platforms; strong identity, security, scripting, API and stakeholder collaboration skills.
Google Workspace, Okta, Microsoft Office 365, Slack, Lucidchart, Box, SendGrid, Python, Powershell, REST APIs, Google Apps Script, AppSheet, AWS, Azure, GCP
2mo
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Sr. Principal Software Engineer (NetSec-PanOS Dev)
San Francisco or Santa Clara or San Jose
$170k-$277k/yr OnsiteFull Time
15+ YOE15+ years software engineering; Go/Java; cloud/distributed systems; REST APIs; databases; AWS/GCP; containerization (Docker/Kubernetes).
Go, Java, Python, C, Kafka, PubSub, Redis, SQL, BigQuery, MongoDB, Docker, Kubernetes, GCP, AWS, REST APIs, Serverless
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