57 reactjs jobs at 22 companies in Eaton, CO

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
4d
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Senior Scientific Software Engineer
Broomfield or Fort Collins
$190k-$252k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOEBachelor's in CS/Engineering/Math/Physics or equivalent,8+ years experience,proficiency in C++ and Python,strong math foundation,software engineering fundamentals,and ability to obtain Top Secret/SCI clearance.
C++, Python, SQL, NoSQL, MATLAB, Simulink, JavaScript, React, Node.js
2mo
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Software Engineer III
Centennial or Louisville
$130k-$178k/yr OnsiteFull Time
Sierra Space
Sierra Space: Develops spacecraft and infrastructure for orbital and space transportation
5+ YOERequires bachelor’s degree and 5+ years experience; proficient in multiple languages; able to mentor; U.S. security clearance required.
Git, GitHub, GitLab, Bitbucket, Docker, Kubernetes, Helm, ArgoCD, Python, React, FastAPI, AWS, JIRA, Confluence, Bash, PowerShell, Ansible, MySQL, PostgreSQL, MongoDB
4d
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Senior Front-End Engineer
Longmont, Colorado, United States
$145k-$165k/yr HybridFull Time
Resource Label Group
Resource Label Group: Manufactures custom labels and innovative packaging products.
5+ YOE5+ years front-end experience with ownership-level responsibilities; deep React, TypeScript, Node.js, Next.js, CI/CD, performance, accessibility, and analytics experience; AI-fluent and strong mentorship skills.
React, TypeScript, Node.js, Tailwind, AWS Amplify, Vercel, Next.js, Amplitude, Segment, GA4, GitHub, GraphQL, Claude Code, Copilot, Cursor
1mo
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Senior Software Engineer
Boulder or Austin
$140k-$185k/yr HybridFull Time
Atom Computing: Building scalable quantum computers using arrays of neutral atoms.
5+ YOEBachelor's degree in CS/CE or related, 5+ years software engineering experience, proficiency with Python and SQL, Linux and Git experience, familiarity with automated testing and CI/CD practices, willingness to learn atomic/quantum concepts.
Python, Rust, TypeScript, React, SQL, Linux, Git, Terraform, Azure, AWS, GCP, C++
2mo
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Director of Engineering
Boston or Boulder or Chicago or Remote - US or Richmond
$140k-$170k/yr HybridFull Time
Yes Energy
Yes Energy: Provides real-time electric power market data and trading analytics.
7+ YOE5+ Mgmt7+ years engineering experience; 5+ years in leadership; hands-on coding; track record across multiple teams; strong coaching; Kanban; DevOps/CI-CD a plus; energy trading or equities/commodities experience a plus.
React, REST API, Microsoft SQL Server, C#, Snowflake, AWS, Azure, Cloud, DevOps, CI/CD
1w
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Staff Engineer (Java)
Los Angeles or Broomfield
$155k-$180k/yr HybridFull Time
Magnite
MagniteNASDAQ: MGNI: Independent sell-side platform for digital media advertising.
6+ YOE6+ years production Java experience, expertise in microservices, Spring Boot, Docker, AWS, relational and NoSQL databases, messaging systems, CI/CD, and automated testing.
Java, Spring Boot, Docker, AWS, EC2, ECS, Hibernate, MySQL, Oracle, Postgres, Redis, MongoDB, DynamoDB, RabbitMQ, Kafka, Maven, Git, Jenkins, Puppet, Jira, JavaScript, React, Ant Design, Material UI, React Bootstrap, Model Context Protocol (MCP)
3w
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GIS Solution Engineer - Geo Experience Center
Vienna or Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Washington
$79k-$131k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years using Esri technology, 1+ years industry experience, Python and JavaScript programming, ArcGIS IT understanding, geodatabase/DBMS and cloud familiarity, travel 25–50%, bachelor\u0002s degree required, U.S. work authorization required.
ArcGIS, Python, JavaScript, Microsoft Azure, AWS, React, WebGL
2mo
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Engineer II – Ground/Application Software
Broomfield or Westminster or Boulder or Colorado or United States
$79k-$135k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
2+ YOEBS in engineering or related field plus 2+ years' experience, active Secret clearance required and ability to obtain TS/SCI, experience with cloud, containerization, web and back-end technologies, OOP, UML, and formal software development practices.
CI/CD, Containerization, C/C++, Rust, Python, Ruby, AWS, Lambda, Docker, Kubernetes, Spring, Jersey, Flask, CherryPy, Ruby on Rails, JavaScript, Angular, React, JavaFX, Qt, SQL, NoSQL, JPA/ORM, Java, Cameo, PlantUML, MATLAB, gtest, ctest, MQTT, AMQP, Kafka, Nginx, Apache, Postgres
1mo
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Senior Software Engineer
Spring or Fort Collins
$131k-$205k/yr OnsiteFull Time
HP
HPNYSE: HPQ: Manufacturer of personal computers, printers, and imaging devices.
4+ YOEDesign, develop, test, and maintain Windows-based software. Requires C++ (C++17+), Win32 API, multithreading, IPC/RPC, Git, CI/CD, Azure/AWS, unit testing, and 3–7 years of relevant experience; degree or equivalent experience preferred.
C++17, C++, Win32 API, IPC, RPC, Git, MSTest, CI/CD, ADO, Microsoft Azure, Amazon Web Services, Docker, Java, JavaScript, Kubernetes, Python, React.js, SQL
2mo
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Applied AI Engineer ( Remote - North American Timezones)
Boulder or New York
$125k-$200k/yr RemoteFull Time
Mostest
Mostest: AI-powered operating system for planning and executing events.
3+ YOEProven experience shipping LLM-backed systems, data and platform expertise, and strong software engineering skills.
PostgreSQL, Supabase, Search and Retrieval Systems, Embeddings, Ranking, Chunking, Workflow Orchestration, Queues, IDEMPOTENT JOBS, CI/CD, Render, TypeScript, React, Next.js, API Design
1w
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Morpheus Software Principal UI/UX engineer
Fort Collins or Houston or Durham
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
10+ YOE10+ years building production web applications with React and TypeScript; bachelor’s degree or equivalent; front-end architecture, design systems, accessibility, and cloud platform experience; strong product and communication skills.
React, TypeScript, HTML, CSS, AWS, Microsoft Azure, Google Cloud
3d
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Software Developer (mid-level) - 100% Remote - Public Trust
Herndon or Cheyenne or American Fork or Columbus or Stennis Space Center or Scottsdale or Cincinnati or Jacksonville or Fort Campbell or Pittsburgh or Dallas or Boise or Helena or Spokane or Keesler or Sioux City or Jacksonville or Fort Knox or Kalamazoo or Salt Lake City or Raleigh or Orlando or Bethesda or Baton Rouge or Peterson or Madison or JBSA Randolph or San Antonio or Richland or Kansas City or Seattle or Saint Charles or Montgomery
$75k-$92k/yr RemoteFull Time
AttainX
AttainX: Provides IT, cybersecurity, and program management services to federal agencies.
3+ YOE3+ years Java development; experience with Spring/Spring Boot, Azure, JasperReports/iText, SQL, Git, CI/CD; bachelor\u0002s degree preferred; US citizenship and ability to obtain Public Trust.
Java, Spring, Spring Boot, RESTful, JPA, Hibernate, Microsoft Azure, JasperReports, Jaspersoft Studio, iText, SQL, Git, CI/CD, JavaScript, Angular, React, USDA eAuthentication
2mo
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Go-to-Market - Boulder, CO, USA
Boulder, Colorado, United States
$105k-$140k/yr RemoteFull Time
Speechify
Speechify: Converts written text into natural-sounding audio for users.
3+ YOE3+ years sales/GTM experience at technical B2B companies; track record closing mid-market and enterprise deals; comfortable with APIs and no-code tools; strong communication and pipeline discipline.
Swift, Kotlin, React, Typescript, NodeJS, Go, Python, APIs, no-code/low-code, CRM, Slack
2w
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Senior Embedded Software Engineer
Louisville, Colorado, United States
$131k-$231k/yr OnsiteFull Time
Infleqtion
InfleqtionNYSE: INFQ: Develops neutral-atom quantum computing and precision sensing technologies.
5+ YOE5+ years Rust development experience, bachelor's degree or equivalent, embedded Linux and FPGA integration experience, familiarity with C++, frontend tech, and system-level interfaces (SPI, I2C, UART, PCIe, Ethernet).
Rust, C++, JavaScript, TypeScript, React, WebAssembly (WASM), Embedded Linux
1w
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Morpheus Software Principal UI/UX engineer
Fort Collins or Houston or Durham
$152k-$349k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
10+ YOEExpert front-end engineer with React and TypeScript, 10+ years' experience, strong UX/product instincts, experience with cloud platforms and design systems, bachelor's degree or equivalent.
React, TypeScript, HTML, CSS, RESTful APIs, AWS, Microsoft Azure, Google Cloud, CI/CD
1w
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2026-2027 Information Technology - Software Engineer - Full-Time
Houston or Bakersfield or Denver or Midland or Covington or Greeley
$94k-$110k/yr OnsiteFull Time
Chevron
ChevronNYSE: CVX: Global energy producing oil, gas, and petrochemicals.
Bachelor's or master's in CS/CE/MIS/EE/related or equivalent experience; students graduating by July 2027 or grads <2 years; submit unofficial transcript; ability to demonstrate Chevron Way.
C#, .NET, Java, Python, TypeScript, JavaScript, React, Angular, Node.js, SQL, GitHub Actions, Terraform, Bicep, Kubernetes, OpenShift, Azure Cloud Services, REST APIs, GraphQL, GitHub Copilot, GitHub Enterprise, Service Now, Ansible, Azure DevOps
1mo
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Senior JavaScript Web Developer
Fort Collins, Colorado, United States
$118k-$176k/yr HybridFull Time
Schneider Electric
Schneider ElectricEuronext Paris: SU: Provider of energy management and industrial automation solutions.
8+ YOE8+ years software engineering experience, BS/MS in CS or related field, deep React and TypeScript expertise, experience with HTML/CSS, Microsoft Azure, .NET/C#, RESTful APIs, architecture leadership, and delivering scalable web applications.
React, TypeScript, HTML, CSS, Microsoft Azure, .NET developer tools, C#, Esri GIS, ArcGIS Pro, Maps.SDK, RESTful APIs
1w
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Software Engineer II
Denver or Fort Collins or Boulder
$90k-$110k/yr HybridFull Time
Synergetics
Synergetics: Provides secure cloud infrastructure and logistics software for defense.
3+ YOE3+ years software development with C#/.NET and Angular, Azure and SQL Server experience, CI/CD and DevOps familiarity, strong problem solving and communication; U.S. citizenship required.
.NET, Angular, C#, SQL Server, Microsoft Azure, Microsoft Azure App Services, Microsoft Azure Functions, Microsoft Azure SQL, Microsoft Azure Storage, Microsoft Azure Key Vault, GitHub, Azure DevOps, GitHub Actions, BICEP, Terraform, ARM templates, Docker, Kubernetes, ServiceNow, JavaScript, TypeScript, HTML, CSS, React, Vue
2mo
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Senior Software Engineer
Spring or Fort Collins
$131k-$205k/yr OnsiteFull Time
HP
HPNYSE: HPQ: Produces personal computers, printers, and related digital imaging products.
4+ YOE4-7 years in software engineering; Windows-based app development; C/C++; Win32 API; multithreading; CI/CD; Git; MSTest; Agile; Azure; AI platform familiarity.
C++, Win32 API, Multithreading, Git, CI/CD, MSTest, Agile, Azure, Docker, Kubernetes, Python, JavaScript, React, SQL, API, AWS
1mo
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr OnsiteFull Time
Medtronic
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
5+ YOEBachelor's + 7+ years software engineering or advanced degree + 5+ years; experience designing, developing, testing and deploying scalable, reliable software for manufacturing; leadership, mentoring, and cross-functional collaboration.
Ignition, deviseWISE, Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, Test-Driven Development, Agile & Scrum, CI/CD Pipelines, RESTful API Design, Java, C++, NET, Scala, Lua, Python, SQL