182 java react developer jobs at 98 companies in Vallejo, CA
1w
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Senior React Native / Expo Engineer
San Francisco, California, United States
$230k-$280k/yr OnsiteFull Time
5+ YOE5+ years frontend experience with deep React Native and Expo expertise, TypeScript, mobile infrastructure, HealthKit/Health Connect integrations, EAS, and strong product sense for healthcare apps.
React Native, Expo, TypeScript, Apple HealthKit, Google Health Connect, EAS (Expo Application Services), Config Plugins, Swift, Objective-C, Kotlin, Java, Sentry, Codex 5.3, Claude Opus 4.6
20h
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Remote Java Developer
Bengaluru or San Francisco or United States or Canada or Europe
$200-$300/hr RemoteContract
3+ YOE3+ years of software engineering experience, full-stack application development, scalable production deployment, software architecture, debugging, code review, and strong written and oral communication.
Java, Python, JavaScript, ReactJS, C, C++, Rust, Go
1w
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Backend Java Software Engineer III
Palo Alto, California, United States
$133k-$185k/yr OnsiteFull Time
3+ YOE3+ years experience implementing Java/Spring Boot services, REST APIs, Unix/Linux, AWS, Kafka; strong system design, debugging, and use of AI-assisted development tools.
Java, Spring, Spring Boot, REST, Unix, Linux, AWS, Kafka, GitHub Copilot, Claude Code, React
1mo
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Android Engineer (Android / Java / Kotlin)
United States or Palo Alto
$140k-$200k/yr HybridFull Time
5+ YOE5+ years building production Android apps in Java and Kotlin; expert React Native and TypeScript; experience with USB/serial hardware integration, binary protocols, Redux Toolkit, AWS, and secure networking.
Android, Java, Kotlin, React Native, TypeScript, React, JavaScript, Python, PostgreSQ, AWS, ECS, S3, CloudFront, Redux Toolkit, USB Serial, RS232, USB, UART, ArrayBuffers, Uint8Array, Axios, JWT, TLS, JSI, UVC Cameras, Gyroscopes, Accelerometer
2mo
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Software Engineer
Dublin or Atlanta or Remote Location
$90k-$179k/yr HybridFull Time
2+ YOEBachelor’s degree in CS/Engineering or equivalent; 2+ years in full-stack development; Java/Python; UI frameworks (Angular/React); SDLC experience.
Java, Python, Angular, React, REST, gRPC, GraphQL, Oracle, MySQL, PostgreSQL, GitHub Copilot, Claude Code
1mo
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Senior Software Engineer - Supply Core (Fullstack)
Aliso Viejo or San Francisco
$200k-$250k/yr HybridFull Time
5+ YOE5+ years software development experience, 2+ years with React, experience with Java or C#, expertise across backend/frontend systems, mentoring experience, strong communication and product judgment.
React, Java, C#
3d
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Principal Software Engineer, Full Stack (Observability)
San Francisco, California, United States
$197k-$314k/yr HybridFull Time
10+ YOE10+ years of software engineering experience and 3+ years in technical leadership or a principal role; Java, React or LWC, distributed systems, observability, streaming, and AI-assisted development expertise required.
Claude Code, Java, React, Lightning Web Components (LWC), OpenTelemetry, Kafka, HBase, ClickHouse, Grafana, PromQL, AI coding assistants
4d
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Senior Software Engineer
San Francisco, California, United States
$160k-$200k/yr HybridFull Time
2+ YOEBachelor's in CS/Engineering or related and 2 years relevant experience; strong expertise in TypeScript, React, Node, Java, Docker, Kubernetes, and related tools; mentoring and architecture experience.
TypeScript, ReactJS, Node, Java, Docker, Git, Kubernetes, .NET, MongoDB, C#, C, HTML & CSS
1mo
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Senior Software Engineer
New York City or Washington or Austin or San Francisco
$195k-$235k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience; expert knowledge of JavaScript, Python or Java; experience with Node and React; building scalable production systems; strong communication and debugging skills.
JavaScript, JS, Node, React, Python, Java, AWS, Cloudflare, CI/CD, ACH, RTP
1mo
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Full Stack Engineer (Contractor) - Palo Alto
Palo Alto or San Francisco or Singapore or Tokyo or Shenzhen or Seattle or Beijing
$85/hr OnsiteFull Time, Contract
3+ YOE3+ years full‑stack experience with modern frontend frameworks (React) and backend development (Go, Java or similar); RESTful API integration; building scalable, reliable web applications; strong communication and ownership.
React, Go, Java, RESTful API
3mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1w
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Staff Software Engineer, Backend
San Francisco, California, United States
$221k-$280k/yr HybridFull Time
7+ YOE7+ years backend software development with Java, Python, and Go; experience building distributed systems, SOA, AWS, databases (DynamoDB, PostgreSQL, Snowflake, Redis), streaming (Kafka, Pulsar), Docker/Kubernetes, and front-end integration with React/Typescript; BS in CS or equivalent.
Java, Python, Go, AWS, DynamoDB, PostgreSQL, Snowflake, Redis, Kafka, Pulsar, Docker, Kubernetes, React, Typescript
1mo
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Senior Fullstack Engineer
Menlo Park, California, United States
$200k-$288k/yr OnsiteFull Time
Senior-level full-stack engineering experience building customer-facing products and scalable systems; proficient with JavaScript (React), Go, and Java; strong product sense, communication, and mentoring ability.
JavaScript, React, Go, Java
2mo
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Senior Software Engineer
San Francisco, California, United States
$165k-$266k/yr HybridFull Time
8+ YOEBachelor's in CS/STEM and 8+ years software engineering experience; expertise with Java, JavaScript/TypeScript, React, APIs, integrations, Python, cloud, CI/CD and AI frameworks; strong communication and problem solving.
Java, JavaScript/TypeScript, React, OIC (Oracle Integration Cloud), VBCS, APEX, Groovy, PL/SQL, Oracle Fusion Cloud APIs, Python, Django, FastAPI, REST, SOAP, JSON/XML, LLMs, RAG, MLOps, GitHub Co-Pilot, SQL, Docker, Kubernetes, CI/CD, AWS, Azure, Oracle OCI, Jira, Confluence
1d
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Software Engineer, Account Linking
San Francisco or United States
$166k-$182k/yr HybridFull Time
2+ YOEMaster's degree in computer science, engineering, or a related quantitative discipline; 2 years of related experience; programming, APIs, databases, microservices, Java or Kotlin, Spring Boot, Docker, Kafka, and React.
REST APIs, SQL, NoSQL, Microservices, Java, Kotlin, Spring Boot, Docker, Kafka, React
3mo
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Software Engineer, Rosetta Stone
San Mateo, California, United States
$116k-$150k/yr OnsiteFull Time
3+ YOE3+ years software engineering; BS/MS in CS or related; strong Ruby/Go/Java; JS/HTML/CSS; AWS, MySQL, MongoDB, GraphQL/Node, React; passion for language learning.
Ruby, Go, Java, JavaScript, HTML, CSS, AWS, MySQL, MongoDB, GraphQL, Node, React
1mo
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Software Engineer, Unsecured Installments
United States or Canada or Burlingame or Columbus or Austin or New York City
$142k-$197k/yr RemoteFull Time
4+ YOEBachelor's degree or equivalent and 4+ years software engineering experience; strong React and TypeScript skills; full-stack experience with Python/Java/Kotlin/Ruby/Node.js; tested, maintainable code and product collaboration.
React, TypeScript, GraphQL, REST, Python, Java, Kotlin, Ruby, Node.js, Jest, React Testing Library, Cypress, CI/CD
1mo
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Sr. SW Engineer
Foster City, California, United States
$123k-$191k/yr HybridFull Time
2+ YOE2+ years (with Bachelor's) or 5+ years experience building and operating full‑stack, production-grade systems; strong JavaScript (ES6+), React/Angular, Java, microservices, cloud, containers, CI/CD, and Generative AI/LLM integration experience.
JavaScript ES6+, HTML5, CSS3, React, Angular, Java, SQL, Docker, Kubernetes, CI/CD, RESTful APIs, Microservices, LLMs, Generative AI
2mo
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Software Engineer
Petaluma, California, United States
OnsiteFull Time
7+ YOE7–15 years software experience; 50-mile radius of Petaluma; US work authorization; IoT/hardware-adjacent Linux work; Java/Spring, Python/Django, React; PostgreSQL/MySQL; AWS; Docker; CI/CD; REST API design; multi-layer stack experience.
Java, Spring Boot, Python, Django, React, PostgreSQL, MySQL, AWS, Docker, CI/CD, OpenAPI/Swagger
3w
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Staff Full Stack Software Engineer (Backend) - Global Benefits
San Francisco or Seattle
$189k-$315k/yr HybridFull Time
8+ YOE8+ years software development experience, 3+ years technical leadership, deep distributed systems expertise with Python and AWS; experience with Golang, Java, Django, or React preferred; strong CS fundamentals and product ownership.
Python, AWS, Golang, Java, Django, React
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