8 staff frontend engineer jobs at 7 companies in Orange, CA
2mo
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Senior Staff Engineer Frontend
Tustin or Los Angeles or Dallas or United States
$111k-$185k/yr HybridFull Time
6+ YOE6+ years front-end experience with React, expertise in architecting large-scale web apps, RESTful API integration, testing (Jest/Mocha/Cypress), performance optimization, mentorship, and strong communication.
React, TypeScript, Webpack, Jest, Mocha, Cypress, RESTful APIs, CI/CD
3w
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Staff Software Engineer
Los Angeles, California, United States
$213k-$269k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience; strong backend language knowledge, modern TypeScript frontend, API and event-driven design, mentoring and technical leadership, product judgment and cross-functional collaboration.
Go, TypeScript, Vue, AWS, Docker, Kubernetes, Protobuf, Python, Terraform, Git, SQL
3w
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Staff Software Engineer
Los Angeles, California, United States
$213k-$269k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience with full-stack ownership; backend language proficiency (Go valued), modern TypeScript frontend, API and event-driven design, strong product judgment, and cross-functional communication.
Go, TypeScript, AWS services, Docker, Kubernetes, Protobuf, Python, Terraform, Git, SQL
1mo
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Staff Software Engineer, AI Integrations
Mountain View or Los Angeles or New York City or San Francisco
$170k-$240k/yr OnsiteFull Time
10+ YOE10+ years software development experience, backend and frontend proficiency, integration experience with EHRs/EMRs, knowledge of healthcare standards (HL7,FHIR,HIPAA), and experience with cloud, containers, and monitoring.
Python, Go, C++, Javascript, HTML, CSS, Git, GCP, AWS, Docker, Kubernetes, HL7, FHIR, LLM, Electronic Medical Records (EMRs), EHRs
1mo
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Staff Software Engineer - Biller Workflows
Mountain View or Los Angeles or New York City or San Francisco
$210k-$275k/yr HybridFull Time
8+ YOE8+ years building large-scale full-stack applications; org-wide frontend leadership; deep React/TypeScript, Python, and PostgreSQL expertise; API and data-layer design; strong debugging, observability, and communication skills.
React, TypeScript, Python, FastAPI, PostgreSQL, StarRocks, ClickHouse, Druid, EDI X12, LLM, CI/CD
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Member of Technical Staff
El Segundo, California, United States
OnsiteFull Time
2+ YOE2+ years software engineering experience in production; product/design experience; strong communication; experience with data modeling, ETL, APIs, frontend/backend, hardware integration, ML or infrastructure.
3w
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Staff Software Engineer, Full Stack Manufacturing Software
Costa Mesa, California, United States
$220k-$290k/yr OnsiteFull Time
8+ YOE8+ years building production full-stack web systems; mastery of frontend and backend; experience with offline-capable PWAs, service workers, data sync, CI/CD, cloud/edge; strong communication; U.S. Person required.
JavaScript, TypeScript, React, Next.js, Node.js, Service Workers, IndexedDB, Progressive Web App (PWA), GraphQL, WebSocket, CI/CD
3w
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Founding Full Stack Engineer, AI Incubation
Los Angeles, California, United States
$300k-$325k/yr HybridFull Time
Staff/Principal-level hands-on engineer to build end-to-end frontend, backend, AI systems, and infrastructure; strong product judgment, reliability, privacy, and scalability focus.