250 sr api developer jobs at 151 companies in Camarillo, CA
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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
2mo
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Sr. Software Engineer II – Back End - Access Control
Los Angeles, California, United States
$146k-$165k/yr OnsiteFull Time
6+ YOE6+ years software engineering; BS in CS; C#/.NET Core; REST APIs in microservices; scalable systems; strong communication.
C#, .NET Core, REST APIs, Docker, Terraform, AWS, SQL (SQL Server, PostgreSQL, MySQL, Oracle), Kafka, Elasticsearch, DynamoDB, NoSQL
3mo
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Sr. Heat Exchanger Engineer
El Segundo, California, United States
$165k-$180k/yr OnsiteFull Time
10+ YOESenior mechanical/thermal engineer with 10+ years in heat exchanger design; experienced with PCHEs, shell-and-tube, ASME/ API 661; startup/R&D background.
HTRI, Python, MATLAB
3w
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Sr. RPA Engineer - Remote
Calabasas, California, United States
$96k-$148k/yr RemoteFull Time
Bachelor's preferred in CS/Information Systems/Engineering, RPA certification preferred, experience in enterprise RPA development, proficiency with Python/C#/Java/VB.NET, API/SQL, CI/CD; strong communication and analytical skills.
UiPath, Automation Anywhere, Blue Prism, OCR, AI/ML, LLMs, React, Spring Boot, Maven, Python, C#, Java, VB.NET, SQL, CI/CD
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
2d
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Sr. Software Support Engineer
Northridge, California, United States
$133k-$138k/yr HybridFull Time
5+ YOEBachelor's degree in engineering or related technical field plus 5 years of progressive post-baccalaureate experience; 5 years with AWS, ELK, Oracle, Jenkins, testing frameworks, mobile/API services, SQL, REST, and SOAP UI.
AWS CloudWatch, AWS Athena, AWS Lambda, Amazon S3, ELK, Elastic Stack, Jira, ServiceNow, Oracle, MySQL, Bluetooth, TCP/IP, Wi-Fi, Jenkins, JMeter, Charles Proxy, API, IoT, SQL, REST, SOAP UI
1mo
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Sr. Software Engineer, AI Native
Culver City or San Diego
$180k-$205k/yr HybridFull Time
5+ YOE5+ years experience in full-stack development with Java, Go, or Python; REST API and frontend (HTML/CSS/JavaScript/React) proficiency; hands-on experience with AI-native coding tools, prompt engineering, agent development, and participation in on-call rotations.
Java, Go, Python, HTML, CSS, JavaScript, React, Angular, Ember, Jest, Babel, TypeScript, Claude Code, Cursor, GitHub Copilot, RESTful API, AWS, Docker, Kubernetes, Terraform, Ansible, Jenkins, BMad Method, SAFe, Scrum
1mo
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Sr Software Engineer
Santa Monica or New York City or Glendale
$142k-$190k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years related experience, hands-on Scala/Java, API design (REST/gRPC), event-driven systems (Kafka/RabbitMQ/AWS SNS/SQS), cloud (AWS/Spinnaker/Kubernetes), and on-call experience.
Scala, Java, REST, gRPC, Kafka, RabbitMQ, AWS SNS/SQS, AWS, Spinnaker, Kubernetes, Cats Effect
1mo
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Sr Software Engineer
Santa Monica or New York City or Glendale
$142k-$190k/yr HybridFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years related experience, hands-on Scala/Java, API design (REST, gRPC), event-driven systems (Kafka, RabbitMQ, AWS SNS/SQS), exposure to AWS/Spinnaker/Kubernetes, strong system design, on-call experience.
Scala, Java, REST, gRPC, Kafka, RabbitMQ, AWS SNS/SQS, AWS, Spinnaker, Kubernetes, Cats Effect
3w
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Sr. Software Engineer - Patient Onboarding (Remote)
Los Angeles or United States
$173k-$203k/yr RemoteFull Time
5+ YOE5+ years building production web apps; strong API design, data modeling, distributed systems, full‑stack competency, ownership of initiatives, mentoring, and use of AI-assisted development tools.
Claude Code
3w
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Sr. Full Stack Engineer
Tempe or Burbank
$135k-$163k/yr HybridFull Time
Entertainment Partners: Provides payroll and workforce management for entertainment productions.
6+ YOE6+ years software engineering experience, strong Python (FastAPI), React.js/TypeScript, API and database expertise, CI/CD and cloud experience, LLM/AI integration, bachelor's degree or equivalent.
Python, FastAPI, React.js, TypeScript, PostgreSQL, MySQL, MongoDB, ORMs, GitHub Actions, Jenkins, Microsoft Azure DevOps, Docker, Kubernetes, AWS, Azure, OCI, OpenAI, Anthropic/Claude, LangChain, LangGraph, pgvector, Pinecone, Weaviate, WebSockets, SSE, JWT, OAuth2
1mo
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Sr Software Engineer II - Fullstack - Apex Events- AXS
Los Angeles, California, United States
$145k-$165k/yr HybridFull Time
6+ YOE6+ years software development, strong full‑stack web experience with TypeScript/React or NextJS, C#/.NET Core, relational databases, RESTful APIs, and mentoring experience.
HTML, CSS, JavaScript, TypeScript, ReactJS, NextJS, C#, .NET Core, Microsoft SQL Server, Oracle, MySQL, PostgreSQL, AWS, NodeJS, Docker, Kubernetes, Git, CI/CD, Kafka, Elasticsearch, DynamoDB, TDD, BDD
2mo
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Sr. Fullstack Product Engineer - (Frontend Focus)
Los Angeles, California, United States
$140k-$180k/yr RemoteFull Time
Deep frontend craft with React and TypeScript, strong product and design taste, fullstack production experience (Python/Django, APIs), experience with AI-assisted tooling, and ability to work remotely during US time zones.
React, TypeScript, Python, Django, Claude Code, Cursor, Codex, GitHub
1mo
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Staff Engineer I - Software Engineer
Westlake Village or Irvine or Dallas
$122k-$151k/yr OnsiteFull Time
5+ YOE5+ years software development experience; Bachelor's degree required; proficiency with TypeScript, React, Angular, REST API, Azure/AWS and Azure DevOps; leadership experience, financial services and regulatory knowledge; up to 10% travel.
React, Angular, TypeScript, HTML, CSS, REST API, Azure, AWS, Azure DevOps
1mo
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Staff Search Engineer (US)
San Francisco or Los Angeles or New York City or Austin or London or Manila or Warsaw or United States
$150k-$188k/yr HybridFull Time
7+ YOE7+ years software development experience, 3+ years Elasticsearch experience, strong CS fundamentals, Go/Golang development, AWS familiarity, REST API and high-load systems experience, Git and CI/CD proficiency, English communication.
Go, Golang, TypeScript, Elasticsearch, AWS CloudWatch, AWS SQS, AWS Lambda, Java, MSSQL, AWS Redshift, Python, PHP, JavaScript, Node.js, Laravel, Symfony, Kubernetes, CI/CD, Git, REST API
1w
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Senior Staff Software Engineer
Beverly Hills or Vernon
OnsiteFull Time
10+ YOE10+ years software development experience; proficiency in Javascript, React, Node.js, REST/Web API, relational and NoSQL databases; strong analytical and communication skills; BA/BS or equivalent experience preferred.
Javascript, React, Node.js, REST, Web API, T-SQL, MS-SQL, POSTGRESQL, MYSQL, ORACLE, DynamoDB, Redis, JIRA, GIT, GITFLOW, Shopify
1mo
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Senior Software Engineer - Integrations
New York City or San Francisco or Los Angeles
$180k-$210k/yr HybridFull Time
5+ YOE5+ years backend software engineering experience; strong system design, data modeling, API development, and integrations experience. Comfortable with messy healthcare data and stakeholder collaboration. Python and healthcare integrations experience preferred.
SFTP, EDI, HL7, FHIR, ICD-10, CPT, Epic, Cerner, Python, APIs
3d
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Developer, Mobile
Los Angeles, California, United States
HybridFull Time
5+ YOERequires 5+ years of mobile development experience, native iOS or Android expertise, cross-platform frameworks, mobile architecture, API integration, prototyping, analytics, security, CI/CD, and a bachelor's degree or equivalent experience.
Swift, SwiftUI, Kotlin, React Native, Flutter, MVVM, MVC, Clean Architecture, Xcode, Android Studio, Firebase, Crashlytics, Core Data, Room, Realm, SQLite, Fastlane, Jenkins, GitHub Actions, AWS, Azure, Google Cloud, ARKit, ARCore
1mo
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Sr. Full-Stack Engineer
United States or Los Angeles or New York City
$160k-$180k/yr RemoteFull Time
6+ YOE6+ years building production web applications across frontend and backend, strong React/TypeScript and Python, experience designing schemas/APIs, DevOps/Cloud experience preferred, familiarity with AI tooling.
React, TypeScript, Python, AWS, GCP
1w
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GoLang Backend Developer
Mason or Woodland Hills
OnsiteContract
12+ YOEStrong Go (Golang) backend development with microservices, RESTful APIs, Docker/Kubernetes, SQL/NoSQL, cloud platforms, CI/CD, unit testing, distributed systems, messaging, IaC (preferred), and security best practices.
Go (Golang), Docker, Kubernetes, PostgreSQL, MySQL, MongoDB, DynamoDB, AWS, Azure, GCP, Git, CI/CD, Terraform, Helm, Kafka, RabbitMQ
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