34 software engineer react jobs at 26 companies in Winters, 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
Fairfield, California, United States
OnsiteContract
ISHIR
ISHIR: Provides custom software development and enterprise AI services.
7+ YOEContract Software Engineer with 7-10 years of experience in ASP.NET, C#, .NET, jQuery/React, PostgreSQL, REST APIs, MVVM; on-site in Fairfield, CA; 4-6 month contract.
ASP.NET, C#, DOTNET, jQuery, React, SQL, PostgreSQL, REST APIs, MVVM
2w
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Software Engineer II, Power Plant Software
Berkeley, California, United States
$112k-$147k/yr HybridFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
2+ YOEBachelor's degree plus 2+ years software engineering experience; full‑stack UI and backend development; experience with React; familiarity or willingness to learn Python, Go, gRPC, Protobuf, and industrial protocols; strong collaboration and ownership.
React, Python, Go, gRPC, Protobuf, Modbus, DNP3, CAN
1mo
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Software Engineer 3
Sacramento, California, United States
$144k-$183k/yr HybridFull Time
Berkshire Hathaway Homestate Companies
Berkshire Hathaway Homestate CompaniesNYSE: BRK.B: Provides commercial property, casualty, and workers' compensation insurance.
8+ YOEMinimum 8 years software engineering experience with C#/.NET and React; strong cloud/on‑prem/hybrid experience, CI/CD, IaC, containerization (Docker, Kubernetes), Agile, Jira, Git; bachelor's degree preferred; must be authorized to work in the US without sponsorship.
C#, .NET, React, Vue.js, Docker, Kubernetes, CI/CD, Infrastructure as Code (IaC), Terraform, Ansible, Jira, Git, Microsoft SQL Server, MongoDB, Microsoft Azure, AWS
2mo
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Software Engineer
Petaluma, California, United States
OnsiteFull Time
GCX Healthcare Solutions
GCX Healthcare Solutions: Designs and manufactures mounting solutions for healthcare equipment.
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
3mo
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Software Engineer
Atlanta or Denver or New York or Albany or Baltimore or Boston or Greenville or Charleston or Columbia or Winston-Salem or Greensboro or Raleigh or Charlotte or Durham or Charlottesville or McLean or Houston or Huntsville or San Francisco or Walnut Creek or Irvine or San Diego or Glendale or Sunnyvale or Reno or Las Vegas or Nashville or Tucson or Phoenix or Washington or Wilmington
$72k-$121k/yr RemoteFull Time
Womble Bond Dickinson
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
5+ YOE5+ years data engineering with Microsoft technologies; strong C#, .NET, Blazor, React, TypeScript; SQL Server/T-SQL; Azure Data Factory, Microsoft Fabric, Delta Lake; production AI/RAG experience; Git and Azure DevOps.
C#, .NET, Blazor, React, TypeScript, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Dataverse, Azure Data Factory, Microsoft Fabric, Delta Lake, Dataflow Gen2, Azure SQL, Azure Synapse, SQL Server, T-SQL, SSRS, SSAS, Boomi, Azure AI Foundry, Microsoft Agent Framework, Copilot Studio, Microsoft Copilot, Microsoft Teams, Microsoft Office add-ins, Git, Azure DevOps
2mo
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AI Software Engineer (Fullstack)
Walnut Creek, California, United States
HybridFull Time
Clearstory
Clearstory: SaaS platform for managing construction project change orders.
2+ YOE2-3+ years software engineering; Python/TypeScript; fullstack React/Postgres; LLM tooling; cloud; Docker; CI/CD; strong communication.
Python, TypeScript, React, Postgres, Docker, CI/CD, GCP
2d
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Software Engineer
Folsom, California, United States
$120k-$135k/yr HybridFull Time
NEC
NECTokyo Stock Exchange: 6701: Provides global IT services and telecommunications network equipment.
12+ YOE12+ years software engineering experience, expertise in enterprise Java and cloud-native architectures, CJIS compliance, Azure, and mentoring/architectural guidance for global teams.
Java, Spring Boot, WildFly, JBoss, Azure, AKS, App Services, Key Vault, Storage, Azure Monitor, Angular, React, Python, HTML5, CSS, JavaScript, JQuery, Kotlin, SQL Server, ORACLE, MySQL, Kubernetes, YAML, Helm, CI/CD, REST, SOAP, Linux shell script, IntelliJ IDEA, Eclipse, Visual Studio Code (VS Code), kubectl, Docker, Git, Microsoft Azure DevOps (ADO), Keycloak, npm
3mo
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Staff Software Engineer
Berkeley, California, United States
$190k-$228k/yr OnsiteFull Time
Copper
Copper: Manufacturing battery-integrated induction stoves for simple home electrification.
10+ YOE10+ years of software development; cloud-based systems; TypeScript/Python; React; SQL; experience with AWS; strong collaboration and ownership.
TypeScript, Python, React, SQL, AWS, protobufs, RPC frameworks
1mo
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Software Engineer 2, Autonomous Lab
Boston or Emeryville or West Sacramento
$86k-$120k/yr HybridFull Time
Ginkgo Bioworks
Ginkgo BioworksNYSE: DNA: Designs custom microorganisms and cells for industrial manufacturing.
Bachelor’s degree or equivalent experience, professional software development experience, proficiency in Python and Git, familiarity with TypeScript/React and Kubernetes is a plus, strong communication and collaboration skills.
Python, TypeScript, React, Git, Kubernetes, PostgreSQL, LangChain, GCP, AWS, Azure, CI/CD, REST API, Catalyst, HL8, Terapagos, Stratum v2, MCP
1mo
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Software Engineer I
Sparks or Sacramento or Dayton or Hagerstown
$45k-$52k/yr OnsiteFull Time
1 Click Logistics
1 Click Logistics: Provides third-party logistics, warehousing, and e-commerce fulfillment services.
1+ YOEBachelor's in CS/IS or 3 years' equivalent experience; 1–2 years web/app development (JavaScript/CSS) preferred; experience or exposure to ColdFusion, React, MySQL; familiarity with APIs, Git, and Jira; strong communication and problem-solving.
ColdFusion, React, HTML5, CSS3, JavaScript (ES6), Bootstrap, jQuery, MySQL, APIs, webhooks, XML, JSON, CSV, Git, Jira, AWS, Azure, Warehouse Management System (WMS), Electronic Data Interchange (EDI)
1mo
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Senior Software Engineer, Back-End (Payments)
United States or Santa Ana or San Francisco or Oakland or Berkeley or New Jersey or Texas or Florida or Shanghai or Hong Kong or Japan or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
6+ YOE6+ years engineering experience, deep C#/.NET backend skills, frontend experience with React/Svelte/TypeScript, payments/gateway and distributed-systems experience, observability and security mindset.
Stripe, PayPal, C#, .NET, React, Svelte, TypeScript, PostgreSQL, DynamoDB, Kafka, Kubernetes, AWS, Datadog
2mo
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Software Engineer II (Signup & Activation)
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$103k-$195k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years of frontend software development; strong TS/JS and React; Next.js; Rails familiarity; REST/GraphQL; A/B testing and personalization; accessible UX; collaborative, growth-minded; AI-assisted development.
TypeScript, JavaScript, React, Next.js, Ruby on Rails, REST, GraphQL, Redis, Kafka, MySQL, Terraform, CI/CD
1mo
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Senior Software Engineer, Operator Tools
Byron, California, United States
$180k-$275k/yr RemoteFull Time
Elroy Air
Elroy Air: Builds autonomous vertical takeoff and landing aircraft for cargo logistics.
5+ YOE5+ years software development with strong C++ and/or Python, desktop (Qt/Electron) and web UI experience, telemetry/embedded integration, protocol parsing, and building UIs for operational use.
C++, Python, Qt, Electron, React, Git, GitHub, MAVLink, UDP, serial
5d
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Senior Full Stack Software Engineer – CAD Infrastructure Team
Santa Clara or Folsom
$167k-$251k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
8+ YOEBachelor's degree in CS/CE/EE,8+ years professional software development,expert Python,JavaScript/TypeScript,React,Node.js,REST/GraphQL,SQL/NoSQL,Git,Linux,Kubernetes experience preferred.
React, TypeScript, JavaScript (ES6+), Redux, Zustand, HTML5, CSS3, Material UI, AG Grid, Python, FastAPI, Node.js, Express.js, REST APIs, GraphQL, MongoDB, PostgreSQL, MySQL, Redis, Kubernetes, Docker, Git, CI/CD Pipelines, Linux, Terraform, SQL, Elasticsearch, Kibana, Splunk, LSF, Slurm, OAuth2, SAML, LDAP, Active Directory, RabbitMQ, Kafka
1mo
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Software Development Engineer
Folsom or Hillsboro or Santa Clara or Phoenix
$101k-$194k/yr HybridFull Time
Intel
IntelNasdaq: INTC: Designs and manufactures microprocessors and semiconductor components.
2+ YOEUS citizenship and ability to obtain U.S. government security clearance, Bachelor's in a STEM field, 2+ years building cloud solutions on Microsoft Azure, experience with Azure database services, containers, microservices, and secure cloud practices.
Microsoft Azure, Microsoft Azure SQL Database, Microsoft Azure Database for MySQL, Microsoft Azure Database for PostgreSQL, Microsoft Azure Cosmos DB, Microsoft Azure Key Vault, Kubernetes, C#, .NET Core, HTML5, CSS 3.0, TypeScript, JavaScript, React, GraphQL, REST, Playwright
1w
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Senior Full-Stack Developer (.NET/React)
Berkeley, California, United States
OnsiteFull Time
Access Softek
Access Softek: Provides digital banking software for credit unions and banks.
5+ YOE5+ years experience; strong C#, .NET/ASP.NET Core, TypeScript, React; HTML/CSS/SQL/MS SQL; API design, unit/integration testing, CI/CD; experience with legacy and service-based systems.
React, TypeScript, C#, .NET, ASP.NET Core, HTML, CSS, SQL, Microsoft SQL Server, AWS, Docker, Kubernetes, GitHub Copilot, Cursor, JetBrains AI, Claude
1w
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Fisheries Branch Software Developer
Sacramento, California, United States
$7k-$11k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Develop and maintain applications and databases using .NET/C# and Microsoft Visual Studio; collaborate with biologists and IT staff; familiarity with REST APIs, React JS, MS SQL/T‑SQL, Microsoft Azure, and Microsoft Power BI preferred.
.NET/C#, Microsoft Visual Studio, .NET Core, Microsoft Azure, REST APIs, React JS, JavaScript, HTML5, CSS, Microsoft Power BI, SRS, MS SQL Server SQL/T-SQL, Microsoft Access, Microsoft BI, Agile Scrum
1mo
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Full Stack Software Engineer
Gold River, California, United States
$90k-$150k/yr OnsiteFull Time
CREtelligent
CREtelligent: Provides technology-enabled due diligence services for commercial real estate.
5+ YOE5+ years engineering experience; strong Java (Java 17) and Spring Boot skills; JavaScript/TypeScript front-end experience (Angular or React); MongoDB/NoSQL, REST APIs, Git, CI/CD; familiarity with Salesforce, AWS, and AI-assisted tooling.
Java 17, Spring Boot 3.x, JavaScript, TypeScript, Angular, React, Redux, Vite, MUI, Deck.gl, MongoDB, NoSQL, REST API, Salesforce, QuickBooks, AWS, S3, JWT, OAuth2, Git, CI/CD, Claude Code, Copilot, MuleSoft, Google Maps APIs
3w
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Software Architect - AI Accelerated Engineering Lead (West)
Denver or Los Angeles or Phoenix or Portland or Sacramento or San Diego or San Francisco or Seattle or Orange County or California
$133k-$237k/yr OnsiteFull Time
Slalom
Slalom: Provides business and technology consulting and software engineering services.
6+ YOE6+ years building production software; experience with generative AI integration, context engineering, APIs/microservices, cloud, DevOps, and leadership/mentoring skills.
GitHub Copilot, Cursor, Claude Code, TypeScript, Node, Python, Java, React, Next, AWS, Azure, GCP, Kubernetes, CI/CD, IaC, LangChain, LlamaIndex, vector databases
1mo
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Full Stack Engineer, Foundation
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yr RemoteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
TypeScript, React, Go, Node, MCP servers, LLM, IDE, LaunchDarkly