530 reactjs jobs at 220 companies in Ontario, CA

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2mo
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Software Engineer (Associate, Experienced or Senior)
Seal Beach, California, United States
OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
1+ YOEReactJS, Java, Linux/Unix, Spring Boot/WildFly/JPA/Maven, Agile, GitLab CI/CD, Jenkins, Artifactory
ReactJS, Java, Linux/Unix, Spring Boot, WildFly, JPA, Maven, CI/CD, GitLab, Jenkins, Artifactory, Gradle, AWS, Jira, Confluence, Bitbucket
2mo
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Senior Java Software Engineer – Developer
Herndon or Seal Beach or El Segundo or Colorado Springs
$172k-$232k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor’s degree; Top Secret clearance; 5+ years in Java/C++, Angular/ReactJS, HTML/CSS; experience with software development and configuration management tools; Windows and Linux experience; Agile experience.
Java, C++, Angular, ReactJS, HTML, CSS, DevSecOps, CI/CD, Windows, Linux
3mo
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Director, Engineering & Delivery
Los Angeles or New York
$228k-$250k/yr HybridFull Time
Fox Television Stations
Fox Television Stations: Operates local television stations and produces broadcast news.
10+ YOE5+ Mgmt10+ years in engineering leadership; multi-platform digital products; experience with Reactjs/React Native/Roku/Swift/Kotlin/Go; leadership in media/streaming; PMO/delivery oversight; strong executive communication.
React.js, React Native, Roku, Swift, Kotlin, Go
2w
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Software Engineer - eCommerce
Irvine, California, United States
$100k-$167k/yr HybridFull Time
Panasonic Avionics Corporation
Panasonic Avionics CorporationTokyo Stock Exchange: 6752: Provides in-flight entertainment and connectivity systems for airlines.
10+ YOE10+ years software development experience; strong Java, Spring Boot, microservices and AWS skills; experience with NodeJS/JavaScript/TypeScript and ReactJS; RESTful APIs, databases, CI/CD and payment industry knowledge a plus.
Java, Spring Boot, AWS, NodeJS, JavaScript, TypeScript, ReactJS, OpenAPI Specification, MySQL, PostgreSQL, DynamoDB, AWS RDS/Aurora, Bash, TCP/IP, UDP, HTTP, GitLab, AWS CodePipeline, AWS CodeCommit, CDK, QuickSight, Tableau, Grafana
1mo
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Senior Solution Architect - Genesys CX Cloud/API intergration/Voice AI - Remote
Long Beach, California, United States
$88k-$190k/yr RemoteFull Time
Molina Healthcare
Molina HealthcareNYSE: MOH: Provides managed health insurance through government-sponsored benefit programs.
6+ YOE6+ years as a solution/lead architect, Bachelor’s in CS/IT, 3+ years healthcare domain and cloud integration experience, full-stack and API/microservice expertise, PowerShell, ReactJS, NodeJS, SQL tuning, security and DevOps knowledge.
Genesys CX Cloud, Genesys Cloud, PowerShell, ReactJS, NodeJS, SQL, API, Microservice, SIP, LAN/WAN, TCP/IP, TLS, QoS, DevOps, DevSecOps, CRM, Voice AI, Single SignOn, Web Tokens
3w
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Director, Software Engineering (Adobe - AEM/WorkFront)
Atlanta or Boston or Chicago or Denver or Los Angeles or New York or Salt Lake City or San Diego or United States
$138k-$183k/yr RemoteFull Time
DEPT
DEPT: Global digital agency providing integrated technology and marketing services.
10+ YOE10+ years frontend engineering experience with React/Next.js, deep Adobe AEM (Sites, Assets, Cloud Service, EDS) expertise, CDN/edge/cache and SSO architecture knowledge, hands-on cloud migrations and performance optimization.
React, Next.js, WorkFront, Adobe Experience Manager (AEM Sites and AEM Assets), AEM Cloud Service, AEM Edge Delivery Services (EDS), AEM Assets (DAM), Creative Cloud for Enterprise, Adobe Express, Adobe Commerce, CDN, Single Sign-On (SSO)
3mo
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Director, Engineering & Delivery
Los Angeles or New York
$228k-$250k/yr HybridFull Time
Fox Television Stations
Fox Television StationsNASDAQ: FOXA: Operates television stations and produces local news programming.
10+ YOE5+ Mgmt10+ years engineering leadership across multi-platform digital products; experience with React JS, React Native, Roku, Swift/Kotlin, Go; leading in media/streaming; PMO/delivery oversight; strong executive communications.
React JS, React Native, Roku, Swift, Kotlin, Go, PMO tooling, DevOps
3mo
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Director, Engineering & Delivery
Los Angeles or New York
$228k-$250k/yr HybridFull Time
Fox Television Stations
Fox Television StationsNasdaq: FOXA: Operates broadcast television stations and produces local news programming.
10+ YOE10+ years engineering leadership for multi-platform digital products; experience with React, React Native, Roku, Swift/Kotlin, Go; media/streaming focus; PMO/delivery oversight; strong communication.
React, React Native, Roku, Swift, Kotlin, Go
2mo
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Ground Software Systems Engineer
El Segundo or Aurora or Colorado Springs
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOE7+ years in ground system components and software development; 2+ years in design docs and test procedures; Secret clearance; BS in STEM; Top Secret preferred
C++, Python, Java, C#, C, NET, JavaScript, React, NodeJS, PHP, Drupal, DO-178C
3mo
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Software Engineer Lead (Hybrid)
Santa Ana, California, United States
$173k-$199k/yr HybridFull Time
First American Financial
First American FinancialNYSE: FAF: Provides title insurance and settlement services for real estate.
8+ YOE8+ years software engineering with leadership, deep database design, full-stack development, AI/ML integration, document processing, workflow design, cross-functional leadership, and cloud experience.
Python, FastAPI, React, Next.js, PostgreSQL, Docker, Kubernetes, OpenTelemetry, LangChain, Vector databases, Cloud platforms (GCP, AWS, Azure)
2mo
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Associate Director of Applications Development
Los Angeles, California, United States
$79k-$135k/yr HybridFull Time
University of California, Los Angeles
University of California, Los Angeles: A public research university providing higher education and research.
5+ YOE5+ years web applications design/build, 3+ years relational DB design, RESTful APIs, DevOps, cloud/serverless, modern JS frameworks; higher education experience preferred.
React, Angular, Vue, Microsoft SQL Server, Oracle, MySQL, REST APIs, Git, Azure Functions, AWS Lambda, Google Cloud Functions, MongoDB, DynamoDB, OAuth, OpenID Connect
2mo
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Sr Principal Engineer - Software
El Segundo or San Diego
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOESenior-level software engineer with 8+ years experience; TS/SCI clearance; Java 21+, Spring, NiFi; AWS; observability; microservices; frontend; data pipelines.
Spring Integration, Apache Camel, Java 21+, NiFi, Prometheus, Grafana, AWS SDK for Java, Angular, React, Vue.js, WebSockets, SSE, MongoDB, Elasticsearch, Spring Boot
1w
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Senior Software Engineer, Maritime
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Bachelor's in CS/Engineering or equivalent, extensive software engineering experience across system and application layers, strong algorithms and systems skills, troubleshooting remotely deployed systems, eligible for U.S. Secret clearance.
C++, Rust, Go, Typescript, React, Lattice OS
3mo
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Research Programmer I
Los Angeles, California, United States
$46-$51/hr RemoteFull Time
University of Southern California
University of Southern California: Private research university providing higher education and healthcare services.
3+ YOEMS in CS/Statistics/Mathematics; strong TypeScript/JavaScript and Python; 5 years React; 3 years Django/Flask/FastAPI; experience with MySQL/PostgreSQL; Git/GitHub; ability to work independently.
Python, TypeScript, JavaScript, React, Django, Flask, FastAPI, MySQL, PostgreSQL, Git, GitHub, Highcharts
4d
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Senior Software Engineer, Trust & Safety
Austin or Denver or Indianapolis or Los Angeles or San Francisco or New York City or Salt Lake City or Minneapolis or Seattle or Nashville
$170k-$190k/yr RemoteFull Time
Givebutter
Givebutter: Fundraising and CRM platform for nonprofit organizations.
6+ YOE6+ years software engineering experience in fraud/trust & safety or adjacent domains; strong backend fundamentals, event-driven systems, stakeholder partnership, production debugging, and mentorship; payments and Stripe familiarity preferred.
PHP, Laravel, Ruby on Rails, Django, React, TypeScript, Stripe, Kafka, CDC, AWS, EKS, Kubernetes, RDS
1mo
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Sr. Application Software Engineer
Hawthorne, California, United States
$165k-$230k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOEBachelor's degree or equivalent experience; 5+ years software development (or 7+ years without degree); 3+ years full stack development; proficiency with Python, C#.NET, Go, Scala, or Java; experience with CI/CD, containers, Kubernetes, databases, and in-stream data processing.
Python, C#.NET, Go, Scala, Java, Make, Bazel, Pants, Buck, Gradle, pip, npm, Terraform, Ansible, Puppet, Apache Kafka, RabbitMQ, ActiveMQ, Docker, Kubernetes, Angular, React, PostgreSQL, SQL Server
1mo
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Senior Ground Software Engineer I - Secret
Long Beach or United States or New Zealand or Australia or Japan or Switzerland or Europe
$130k-$175k/yr OnsiteFull Time
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
5+ YOEBachelor's in engineering or technical discipline, 5+ years software development with 5+ years Python, 2–5 years cloud engineering, experience with web-based architectures, and active Secret clearance required.
Python, Golang, TypeScript, JavaScript, Angular, React, InfluxDB, PostgreSQL, FastAPI, Git, SQL, Jira, Kubernetes, OAuth, Node.js
3mo
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Lead Software Engineer - Content Systems (Burbank, CA, US, 91505)
Burbank, California, United States
$157k-$200k/yr OnsiteFull Time
Paramount
ParamountNASDAQ: PSKY: Produces and distributes media content across global entertainment platforms.
8+ YOE2+ Mgmt8+ years software engineering, 2+ years technical lead, strong Java/Spring Boot, React/Next.js with TypeScript, Python, databases, Kafka, cloud (GCP/AWS), CI/CD, API design, and mentoring.
Java, Spring Boot, React, Next.js, TypeScript, Python, PostgreSQL, MySQL, Apache Kafka, GCP Pub/Sub, Elasticsearch, Solr, Docker, Kubernetes, Terraform, Helm, ArgoCD, Playwright, TestContainers
2w
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FSO - Tech Cons - Platforms - P&C Insurance - Guidewire - Technical Consultant - Senior Manager
Los Angeles, California, United States
$206k-$446k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
8+ YOE5+ MgmtBachelor's in CS/Engineering/Technology with 10+ years (or master's with 8+ years); 5+ years leadership managing large Guidewire/digital transformation programs; Guidewire and related platform experience; travel 50–75%.
Guidewire, Guidewire PolicyCenter, Guidewire BillingCenter, Guidewire ClaimCenter, Jutro, REACT JS, Angular, Enterprise Webservices, OneShield, Exigen, MajescoMastek, DuckCreek, FirstBest, Business Objects, Cognos, Informatica, FIGMA, AWS, Azure, Kubernetes, Terraform, GitHub Actions, Azure DevOps, Jenkins, SonarQube
3w
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Sr. Software Engineer, Full-Stack (Factory Systems)
Palo Alto or Irvine or Normal
$147k-$184k/yr OnsiteFull Time
Rivian and Volkswagen Group Technologies
Rivian and Volkswagen Group Technologies: A joint venture developing software, connectivity, and cloud solutions for electric vehicles.
7+ YOE7+ years full-stack development; frontend with React and TypeScript; backend experience in Golang/Node.js/Python; RESTful API design; SQL/NoSQL; cloud (AWS/Azure/GCP); stream processing and message queues (Kafka, NATS, RabbitMQ); Agile experience.
React, TypeScript, HTML, CSS, Redux, Vuex, Jest, Cypress, Golang, Node.js, Python, SQL, NoSQL, AWS, Azure, GCP, Kafka, NATS, RabbitMQ, OPC UA, EthernetIP, Modbus, MQTT, Scrum, Kanban