Full Stack Software Developer Jobs in Windsor, CO, US

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Senior Full Stack Developer

Boulder, Colorado, United States

$120k-$200k/yr OnsiteFull Time

Credible: Semantic data platform for building AI-ready data applications.

4+ YOE4+ years of full stack software engineering; experience with TypeScript, React, Node; front-end frameworks; ML and VS Code extension experience a bonus; strong product sense; willingness to work in Boulder, CO.

TypeScript, React, Node.js, VS Code, Machine Learning

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Architect/Senior Full Stack Software Engineer

Westminster, Colorado, United States

$145k-$199k/yr OnsiteFull Time

TrimbleNASDAQ: TRMB: Provides hardware and software for precision positioning and modeling.

5+ YOE5+ years software engineering; AI-native tooling proficiency; distributed systems and microservices; Python and React; database design; startup/product experience; strong communication.

Python, FastAPI/Flask, React, TypeScript, AWS, Azure, PostgreSQL, GitHub Copilot, Cursor, Gemini CLI, Claude Code

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Mid-level Full Stack Software Engineer

Herndon or Westminster

$125k-$145k/yr OnsiteFull Time

Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.

8+ YOEUS citizen with TS/SCI poly; 8+ years in frontend and backend development, REST APIs, databases; able to work with distributed teams.

React, Angular, Vue, Python, Java, JavaScript, Node.js, REST, SQL, NoSQL, Linux, Kubernetes, Spark, Hadoop, Kafka, NiFi, Airflow, OpenStack, AWS, Azure, GCP, CI/CD

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Full Stack Software Engineer - Agent Platform

Atlanta or Boulder

$130k-$196k/yr RemoteFull Time

WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.

5+ YOE5+ years software engineering; 2+ years backend (Java Spring Boot/Go/Python); 2+ years React/TypeScript; 2+ years cloud or Kubernetes; Bachelor's in CS or related

Java, Spring Boot, Go, Python, React, TypeScript, Kubernetes, Docker

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Senior Full Stack Developer

Boulder, Colorado, United States

$120k-$200k/yr OnsiteFull Time

Credible: Unifying data meaning for analytics and AI applications.

4+ YOE4+ years of professional full stack experience; proficiency with Typescript, React, Node; strong product sense; ability to deliver user-focused solutions; office presence in Boulder, CO.

Typescript, React, Node.js, VS Code

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3mo

Senior Full-Stack Software Engineer – AI Applications

Loveland or Santa Rosa

$120k-$200k/yr HybridFull Time

Keysight TechnologiesNYSE: KEYS: Provides electronic design, test, and simulation software and hardware.

5+ YOEDesign and implement end-to-end AI-based applications; build AI workflows; frontend and backend; secure SDLC; CI/CD; REST APIs; 5+ years full-stack; React; Python/Node.js.

React, Python, Node.js, REST APIs, CI/CD, Secure SDLC/SSDF

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Senior Full-Stack Software Engineer – AI Applications

Loveland or Santa Rosa

$120k-$200k/yr OnsiteFull Time

Keysight TechnologiesNew York Stock Exchange: KEYS: Manufactures hardware and software for electronic test and measurement.

5+ YOEDesign and build end-to-end AI applications; develop frontend and backend; integrate AI workflows with hardware/software; ensure scalable, secure, production-ready systems.

React, Python, Node.js, REST, CI/CD, Cloud platforms

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Full Stack Software Engineer (TS/SCI) {S}

Aurora, Colorado, United States

$105k-$185k/yr OnsiteFull Time

ARKA Group: Develops advanced space-based sensing and geospatial intelligence technologies.

3+ YOEActive TS/SCI clearance, BS in CS or related field, 3+ years Java/C#/Python, 1+ year JavaScript/TypeScript, experience with Java and Spring Boot or Quarkus, SDLC knowledge, collaborative, unit/integration tests, RESTful APIs, microservices, Agile/Scrum.

Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, RESTful APIs, Microservices, Agile/Scrum, Git, Jira, Confluence, React, Angular, Kubernetes, AWS, Azure

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Full Stack Software Engineer (TS/SCI) {S}

Aurora, Colorado, United States

$105k-$185k/yr OnsiteFull Time

ARKA Group: Provides optical and sensor systems for space and defense.

3+ YOEActive TS/SCI clearance; BS in Computer Science or related; 3+ years Java/C#/Python; 1+ year JavaScript/TypeScript; experience with Spring Boot/Quarkus; SDLC knowledge; Agile/Scrum; REST/microservices; strong collaboration and code quality.

Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, REST, Microservices, AWS, Azure, Kubernetes, Git, GitLab, Jira, Confluence, React, Angular

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2mo

Senior Full-Stack Engineer

Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn

$140k-$180k/yr OnsiteFull Time

Motorola SolutionsNYSE: MSI: Provides safety and security technology for government and enterprise.

7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.

Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines

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Software Engineer (Full Stack) - TrainHeroic

Louisville, Colorado, United States

$80k-$134k/yr HybridFull Time

Peaksware: Develops software for athletic and musical performance improvement.

2+ YOE2-7 years experience in front-end and back-end development, REST APIs, testing, and continuous improvement; diverse educational backgrounds accepted.

REST APIs, Unit Testing, Test Driven Development, Front-end frameworks, Back-end frameworks

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3mo

Sr Full-Stack Applications Developer (Broomfield, CO, US, 80023)

Broomfield, Colorado, United States

HybridFull Time

Sonepar: Distributes electrical products and solutions to business customers worldwide.

5+ YOEBachelor's in CS or related field; 5+ years full-stack .NET development; .NET (ASP, MVC), REST/Web API, JavaScript/TypeScript, HTML/CSS, JSON; SQL; UI through data access layer; cross-browser.

ASP.NET MVC, .NET Framework, Visual Studio, SQL Server, REST, Web API, TypeScript, JavaScript, jQuery, HTML, CSS, JSON, XML, MVC

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2mo

Staff / Sr Staff Full Stack UI Engineer

Boulder, Colorado, United States

$98k-$146k/yr OnsiteFull Time

SciTec: Provides advanced remote sensing and missile defense technology solutions.

2+ YOE2+ years in web apps; strong JavaScript/React/Node; real-time data; Linux and Git; DoD clearance.

React, Node.js, Redux, TypeScript, Linux, Git, Docker, Jenkins, GitLab CI/CD, SQL, PostgreSQL, Redis, Kafka, gRPC, REST, Cesium, Figma, Adobe XD, Axure, Python, C++

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Senior Software Engineer

Boulder, Colorado, United States

$145k-$175k/yr OnsiteFull Time

Foresight Diagnostics: Develops ultra-sensitive blood tests for cancer recurrence monitoring.

8+ YOE8+ years full-stack development; Python backend; React frontend; PostgreSQL; Docker/Kubernetes; AWS or GCP; strong problem-solving and communication.

Python, React, PostgreSQL, Docker, Kubernetes, AWS, GCP

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1mo

Senior Software Engineer - Core Product

Boulder, Colorado, United States

$175k-$215k/yr HybridFull Time

Campminder: Cloud-based management software for the summer camp industry.

Senior software engineer with full-stack experience (C#/.NET backend, TypeScript/React frontend); leadership in feature development; collaboration with product; AI-native workflows; strong testing and modernization.

C#/.NET, TypeScript, React, Auth0, Claude Code, Copilot

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Senior Staff Software Engineer, Front End, Google Workspace

Boulder or New York

$262k-$365k/yr OnsiteFull Time

GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.

8+ YOEBachelor's degree or equivalent; 8 yrs software development; 7 yrs frontend (JavaScript/TypeScript, Java, Kotlin); 5 yrs design/architecture; experience with frontend frameworks, full-stack or API development.

JavaScript, TypeScript, Java, Kotlin, Frontend frameworks, API development, Full-stack development

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Sr. Software Engineer - Ruby

Boston or Broomfield or Colorado or Connecticut or Florida or Georgia or Illinois or Indiana or Maine or Massachusetts or New Hampshire or New Jersey or North Carolina or Ohio or Pennsylvania or Rhode Island or Texas or United States

$145k-$175k/yr HybridFull Time

Validity: Sells software for email deliverability and CRM data cleaning.

Strong Ruby on Rails, JavaScript; APIs; cross-stack; collaborate and deliver from concept to completion.

Ruby on Rails, JavaScript, APIs, AWS, Turbo, Stimulus

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Middle Software Developer - C#, .NET

Santiago, 12, Chile

OnsiteFull Time

Sovos: Cloud-based tax compliance and regulatory reporting software provider.

3+ YOEBachelor’s degree in computer science or related field with 3+ years’ software engineering experience; full-stack ASP.NET MVC, C#, and .NET; front-end tech (HTML, CSS, JavaScript, etc.); back-end skills (WCF, APIs, SQL Server, T-SQL); AWS/Azure DevOps desirable; Git/GitHub; IIS; remote Agile experience.

ASP.NET, MVC, Visual Studio, .NET, C#, HTML, CSS, JavaScript, jQuery, XML, JSON, Ajax, WCF, SOAP, REST, Entity Framework, LINQ, SQL Server, Transact-SQL, Git, GitHub, IIS, AWS, Azure DevOps

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2mo

Senior Staff Software Engineer — Application Engineering

Bothell or Boulder or College Park

$193k-$253k/yr HybridFull Time

IonQNYSE: IONQ: Provides cloud-accessible trapped-ion quantum computing hardware and software.

12+ YOE12+ yrs backend/full-stack; 5+ yrs CI/CD; 5+ yrs C/C++ or Rust; 3+ yrs Docker/Kubernetes; shipping containerized apps; quantum computing background; using coding tools daily.

Python, Golang, GitHub Actions, Jenkins, C/C++, Rust, Docker, Kubernetes, CUDA, OpenMP, Airflow, Dagster, Temporal

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Engineer Senior - Digital Test Developer

Westminster, Colorado, United States

$97k-$165k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.

4+ YOEBS in engineering with 4+ years' experience; full stack dev with Python and Ruby; API design; CI/CD; software lifecycle; strong communication.

Python, Ruby, CI/CD, Shell scripting, Linux, Windows, BASH, PowerShell, OpenC3 COSMOS, Git, Docker, Podman, Veristand, LabVIEW, VHDL

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Engineer Senior - Digital Test Developer

Westminster, Colorado, United States

$97k-$165k/yr HybridFull Time

BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.

4+ YOEBS in engineering or related field with 4+ years experience; full stack web/app development; Python and Ruby; CI/CD; software lifecycle.

Python, Ruby, JavaScript, Ruby on Rails, NodeJS, Docker, Veristand, LabVIEW, Cosmos/OpenC3, CI/CD

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2mo

Dynamics 365 CE Senior Developer

Atlanta or Charlotte or Detroit or Mitchell or Boulder or Philadelphia or Boston or Burlington or El Segundo or Austin or Houston or San Antonio or Columbia or Hanover or Rockville or Lewisville or Salt Lake City or New York or Fairview Heights or Arlington or Sacramento or Chantilly or Beavercreek or Folsom or McLean or Chicago or Huntsville or Los Angeles

$102k-$170k/yr HybridFull Time

Guidehouse: Provides management, technology, and risk consulting services globally.

3+ YOEThree+ years of professional experience; US citizenship; hybrid work; D365 Customer Engagement / Dynamics CRM / PowerApps / Power Automate experience; SaaS/PaaS exposure; MS Dynamics D365 CE modules experience; full life-cycle D365 implementation; MS Dynamics Power Platform skills; MS BI stack; MS Portals; Agile experience.

Power Apps, Power Automate, Power Platform, Dynamics 365, C#, SQL, DotNet, CRM SDK, CRM Plugins, Power BI, SSIS, SSAS, SSRS, MS Portals, Scribe

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Senior Engineer – Studio Sirens

Loveland, Colorado, United States

$105k-$135k/yr HybridFull Time

Snail GamesNasdaq: SNAL: Develops and publishes interactive video game entertainment.

5+ YOE5+ years game software development; strong Unreal Engine (UE4/UE5) with C++/Blueprints; console development/porting; full-stack capabilities; strong debugging and performance; good communication

Unreal Engine, C++, Blueprints

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Engineering Manager- Media

Boulder or Remote

$150k-$180k/yr RemoteFull Time

Outside Interactive: Provides digital content and software for outdoor lifestyle enthusiasts.

7+ YOE3+ Mgmt3+ years leadership; 7+ years web app development; experience leading remote teams; strong React, Next.js, PHP, modern web architectures; full-stack capabilities.

PHP, React, Next.js, WordPress, GraphQL, Apollo, AWS, Vercel