595 senior react developer jobs at 327 companies in American Canyon, CA

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Senior React Native Engineer
San Francisco or Los Angeles
$160k-$210k/yr OnsiteFull Time
Arena Club
Arena Club: Digital marketplace and vaulting service for sports collectibles
7+ YOEBachelor's in CS/Engineering, 7+ years mobile app development, proficiency in React Native and iOS/Android ecosystems, familiarity with Rx, IoC/DI, Bazel, A/B testing, analytics, CI and automated testing; experience leading mobile launches and using AI tools (Claude, Cursor).
React Native, iOS, Android, Rx, IoC/DI, Bazel, Claude, Cursor, A/B testing, analytics
3w
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Senior React Native / Expo Engineer
San Francisco, California, United States
$230k-$280k/yr OnsiteFull Time
Mochi Health
Mochi Health: Provides telehealth weight management and prescription medication services.
5+ YOE5+ years frontend experience with deep React Native and Expo expertise, TypeScript, mobile infrastructure, native health integrations, CI/CD and reliability ownership; strong communication and product focus.
React Native, Expo, TypeScript, Apple HealthKit, Google Health Connect, EAS, Config Plugins, Sentry, Codex 5.3, Claude Opus 4.6, Swift, Objective-C, Kotlin, Java
3d
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Product Engineer (React)
San Francisco, California, United States
OnsiteFull Time
Rox
Rox: AI-powered revenue operating system with autonomous sales agents.
Expert-level React experience, frontend architecture and performance, production React apps, middle-tier/API orchestration, Next.js/TypeScript preferred, strong engineering fundamentals.
React, Next.js, TypeScript
2mo
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Senior Software Engineer
San Francisco, California, United States
HybridFull Time
Scope
Scope: Building custom AI systems and agents for enterprise workflows.
6+ YOESenior software engineer with 6+ years of production experience across frontend and backend; proficient in Python, TypeScript, React/Next.js; Docker/Kubernetes on cloud; CI/CD; and LLM frameworks.
Python, TypeScript, React, Next.js, Docker, Kubernetes, Terraform, CI/CD, LangChain, LangGraph, Anthropic SDK, OpenAI SDK, MCP, GCP, AWS
2mo
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Senior Frontend Software Engineer - Marketplace
San Mateo, California, United States
$197k-$243k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
3+ YOESenior frontend engineer with 3+ years experience in React/React Native, strong UX focus, cross‑platform delivery.
React.js, React Native, JavaScript
2mo
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Senior Software Engineer, Mobile Platform (React Native)
San Francisco, California, United States
$205k-$235k/yr HybridFull Time
Front
Front: Customer operations platform for collaborative team communication.
Experience building fast, real-time mobile apps; React Native; C/C++; product minded; thrives in a fast-paced, collaborative, high-growth environment; pragmatic problem-solving; leadership.
React Native, C/C++, JNI, Android NDK, Kotlin, TypeScript
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Senior Engineer - Monetization
San Francisco, California, United States
$181k-$217k/yr RemoteFull Time
Fastly
FastlyNYSE: FSLY: Provides edge cloud platform for content delivery and cybersecurity.
5+ YOESenior backend engineer with 5+ years experience; strong backend language proficiency; experience designing services from scratch; relational DB required; mentorship and cross-team collaboration.
Go, React, Kafka, Rust, AI/ML
2mo
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Senior Software Engineer
San Francisco or New York City
$180k-$230k/yr HybridFull Time
Beacons
Beacons: All-in-one business platform for content creators and influencers.
Proficient in TypeScript (React) and Python (Flask); AI-native workflow experience; experience with SQL/Postgres; startup experience; strong customer focus.
React, TypeScript, Python, Flask, Firebase, SQL, PostgreSQL
3mo
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Senior Implementation Engineer
San Francisco, California, United States
$120k-$160k/yr OnsiteFull Time
Metriport
Metriport: Provides an open-source API for healthcare data interoperability.
3+ YOE3+ years in software implementation; full-stack React, TypeScript, Node.js; located in San Francisco Bay Area or willing to relocate; healthcare domain terms a plus.
React, TypeScript, Node.js, AWS, PostgreSQL, DynamoDB, S3, Snowflake, HAPI FHIR
2mo
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Senior Full Stack Developer
San Francisco, California, United States
$150k-$250k/yr OnsiteFull Time
Foundry Robotics
Foundry Robotics: AI-native robotics manufacturing focused on deploying advanced assembly and production capability for robotics hardware.
4+ YOE4+ years of full-stack development; strong frontend with React, Vue, or Svelte and TypeScript; backend with Node.js, Python, or Go; REST/GraphQL; relational DBs; cloud deployment (AWS, GCP, or Azure); independent in a fast-paced, cross-functional environment.
React, Vue, Svelte, TypeScript, Node.js, Python, Go, REST, GraphQL, AWS, GCP, Azure, Databases, Docker, Kubernetes
2mo
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Senior Staff Engineer
New York City or San Francisco
$208k-$350k/yr HybridFull Time
Braze
BrazeNASDAQ: BRZE: Platform for personalized customer engagement and cross-channel messaging.
10+ YOE10+ years software engineering, multi-team technical leadership, strong Ruby on Rails and frontend (TypeScript/React), built foundational infrastructure, architectural judgment, mentoring, reliability focus.
Ruby, Ruby on Rails, TypeScript, React, MongoDB, Event-driven architectures, Distributed Systems, API Design
2mo
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Senior Software Engineer
San Francisco, California, United States
$146k-$235k/yr HybridFull Time
DocuSign
DocuSignNASDAQ: DOCU: Provides electronic signature and agreement management software solutions.
8+ YOEBachelor's in CS or STEM with 8+ years of software engineering experience; full-stack with Java/JavaScript-TS, React; experience with Oracle Fusion Cloud APIs, OIC, Python, AI/ML, cloud-native tech, and CI/CD.
Java, JavaScript, TypeScript, React, OIC, VBCS, APEX, Groovy, PL/SQL, Oracle Fusion Cloud APIs, Python, Django, FastAPI, REST, SOAP, JSON/XML, Docker, Kubernetes, AWS, Azure, Oracle OCI, Jira, Confluence, GitHub Co-Pilot, LLMs, MLOps, RAG
2mo
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Senior Software Engineer, App
Cambridge or San Francisco
$144k-$240k/yr HybridFull Time
Lila Sciences
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
5+ YOEBachelor’s or Master’s in CS/Engineering; 5-8+ years backend/full-stack exp; React, TypeScript, FastAPI, Python; AWS, Kubernetes; AI tooling; strong collaboration.
React, TypeScript, Nx, Tailwind, FastAPI, Python, Pydantic, SQL, NoSQL, AWS, Kubernetes, Terraform, GitHub Actions
2mo
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Senior Software Engineer, Education.com
San Mateo, California, United States
$130k-$200k/yr OnsiteFull Time
IXL Learning
IXL Learning: Provides personalized digital learning platforms and educational resources.
6+ YOE6+ years in software engineering; BS or higher in CS; OO programming; Node/React/Next.js; MySQL; REST APIs; AWS (EC2/S3/RDS); MongoDB; strong problem solving and communication; interest in EdTech.
Node.js, React, Next.js, MySQL, REST API, AWS, MongoDB
2mo
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Senior Software Engineer, Full Stack
San Francisco, California, United States
$193k-$290k/yr HybridFull Time
Harvey
Harvey: AI platform for legal research and document analysis.
5+ YOE5+ years in product-focused full-stack software engineering; React/Typescript/CSS (Tailwind) and Python; SaaS experience; strong CS fundamentals; startup-ready.
React, Typescript, TailwindCSS, Python, Postgres
2mo
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Senior Full Stack Engineer
San Francisco, California, United States
$200k-$300k/yr OnsiteFull Time
Amari
Amari: AI agents automating document-heavy workflows for the logistics industry.
6+ YOE6–8+ years software engineering; strong TypeScript/React; Python; PostgreSQL; AI workflows experience; willingness to work in San Francisco.
TypeScript, React, Tailwind CSS, Python, PostgreSQL
2mo
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Senior Software Engineer, Air AI
Mountain View or Los Angeles or San Francisco or New York City
$170k-$230k/yr HybridFull Time
Commure
Commure: AI-powered software platform for healthcare workflow and administrative automation.
4+ YOE4+ years software engineering; strong fullstack Python backend and TypeScript/React frontend; Docker and Kubernetes; experience with LLM APIs; production AI features; able to ship quickly.
Python, TypeScript, React, Docker, Kubernetes
2mo
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Senior Software Engineer, Agent Studio
San Francisco, California, United States
$215k-$300k/yr HybridFull Time
Nooks
Nooks: AI platform that automates B2B sales dialing and prospecting.
5+ YOE5+ years engineering experience; production AI agents experience; strong ownership; stack: React, TypeScript, Node.js, Python; based in San Francisco and in-office 3+ days a week.
React, TypeScript, Node.js, Python, AI agents
2mo
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Staff Level Full Stack Engineer (React / Python)
San Francisco, California, United States
OnsiteFull Time
Sourcetable
Sourcetable: AI-powered spreadsheet platform that automates data analysis.
9+ YOEProven Python and React experience, 9+ years, CS degree or equivalent, startup experience, ownership of projects, focus on scalability and performance.
React, Python, Cassandra, SQL, NoSQL, Docker, CI/CD
2mo
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Senior Full-Stack Engineer
San Francisco, California, United States
$175k-$275k/yr OnsiteFull Time
Hedra
Hedra: Builds artificial intelligence models for character-driven video generation.
5+ YOE5+ years of professional experience with JavaScript, React, Next.js, and TypeScript; able to collaborate with design and deliver engineering initiatives; product-focused and user-centric.
Next.js, React, Redux, TypeScript, JavaScript, Python, Golang, AWS, PostgreSQL, Redis, S3, SQS, Playwright, Kubernetes, REST APIs, WebSockets, WASM, IndexedDB, CI/CD

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