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Full Stack Developer Jobs in Westminster, CO, US
150+ full stack developer jobs from 84 companies hiring in Westminster, CO, US.
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Full Stack Developer
Littleton, Colorado, United States
$100k-$120k/yr OnsiteFull Time
6+ YOE6+ years of progressive full stack development; Bachelor's in a related field; strong JS framework experience; US work authorization; ability to work after hours/weekends as needed.
JavaScript, Angular, React, API integration, AWS, Azure, MS SQL Server, TFS, DevOps, Git, GitLab, WebAPI, REST, CSS, UI/UX
1mo
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Full Stack Engineer
Denver, Colorado, United States
$90k-$130k/yr HybridFull Time
4+ YOE4+ years full stack exp with React/Angular and .NET/Node; C#, Azure, REST/microservices; AI integration; security best practices.
React, Angular, TypeScript, JavaScript, C#, .NET, Node, Azure, REST, Microservices, OAuth, Entra ID, Microsoft Graph, SQL Server, Azure DevOps
1mo
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Senior Full Stack Developer
Boulder, Colorado, United States
$120k-$200k/yr OnsiteFull Time
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
1mo
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Senior Full Stack Developer
Boulder, Colorado, United States
$120k-$200k/yr OnsiteFull Time
4+ YOE4+ years of full stack software engineering; experience with TypeScript, React, Node; frontend framework design; ML and VS Code extension experience bonus; strong product sense; office-based in Boulder, CO.
TypeScript, React, Node.js, VS Code, ML
1mo
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Senior Full Stack Developer
Boulder, Colorado, United States
$120k-$200k/yr OnsiteFull Time
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
1mo
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Senior Full-Stack Engineer
Denver, Colorado, United States
RemoteFull Time
Senior-level full-stack engineer with Python and Ruby on Rails backend, experience securing systems, integrating generative AI tools, and implementing AI/ML workflows for enterprise SaaS.
Python, Ruby on Rails, OpenAI APIs, LangChain, Hugging Face, Pinecone, Weaviate, React, Vue, Okta, Snowflake, LangChain, GPT
2d
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Full Stack Developer
Denver or Naperville
$95k-$115k/yr HybridFull Time
2+ YOEExperience building UI and backend services with Java, Node.js, SQL, and Python; API/DB development; collaborative mindset; familiar with modern web technologies and DevOps; financial services experience a plus.
Java, Node.js, SQL, Python, APIs, Web Sockets, Unix, SQL Databases
6d
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Full Stack Palantir Foundry Developer
Arlington or Seattle or Denver or Chicago or Ridley Park or El Segundo or Saint Louis or Seattle
$149k-$215k/yr HybridFull Time
5+ YOEFull stack software development with 5+ years experience; React/TypeScript; Python/PySpark; ontology/taxonomy development; Foundry experience preferred.
ReactJS, Redux, JavaScript, TypeScript, Python, PySpark, REST, Git, S3/Parquet
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Senior Full-Stack Engineer
Denver or New York
$145k-$206k/yr HybridFull Time
7+ YOESenior full-stack engineer with backend focus; 7+ years’ experience; proficient in Python, Node.js, or Go; Docker and Kubernetes; API design; fintech security/compliance; cloud platforms.
Python, Node.js, Go, Docker, Kubernetes, Redis, CI/CD, AWS, GCP, Azure, APIs
1mo
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Mid-Senior Full Stack Developer
Aurora, Colorado, United States
$108k-$228k/yr HybridFull Time
5+ YOETS/SCI with Polygraph; Bachelor's in CS or related field or equivalent experience; 5+ years (mid) or 10+ years (senior) of full-stack experience; strong JS/TS and React; experience with Node.js, Python, or Java APIs; Docker and Kubernetes; GitLab CI/CD; agile distributed team; up to 5% travel.
React, Redux, Context API, Node.js, Python (FastAPI/Flask), Java (Spring Boot), Docker, Kubernetes, GitLab CI/CD, Helm, AWS (ECS/EKS, API Gateway, CloudFront, RDS), PostgreSQL, Elasticsearch, Redis
5d
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AI Full Stack Engineer Sr Stf
Bethesda or Dover or Fort Worth or Highlands Ranch or King of Prussia or Moorestown or Orlando or Stratford
RemoteFull Time
15+ YOESenior AI/ML engineer with full-stack development, cloud deployment, and data/AI experience; US citizenship required; Bachelor's or higher in CS/IT/AI.
Python, CI/CD, GitLab, Jenkins, ArgoCD, RDS, Redshift, Snowflake, LLMs, MLOps, GenAI, API Development, Java, C++
6d
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Full Stack Palantir Foundry Developer
Arlington or Seattle or Denver or Chicago or Ridley Park or El Segundo or Saint Louis or Seattle
$149k-$215k/yr HybridFull Time
5+ YOEBachelor's degree in CS/Software/Data Eng or related field; 5+ years full-stack software development; 5+ years React/JavaScript/TypeScript; 3+ years ontology/taxonomy development; 5+ years web development with ReactJS/Redux/JS/TS/HTML/CSS
Palantir Foundry, Workshop, Slate, React, TypeScript, Python, PySpark, REST, JDBC, S3/Parquet, Git
1mo
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Senior Full-Stack Engineer II - AI/ML
Denver, Colorado, United States
$184k-$231k/yr RemoteFull Time
8+ YOESenior full-stack engineer with 8+ years in fast-paced tech, Python/Go, API design, ML/AI experience, and cloud architectures.
Python, Go, REST, APIs, Cloud
2mo
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Full Stack Developer (Denver Area)
Centennial, Colorado, United States
$87k-$118k/yr OnsiteFull Time
3+ YOE3+ years experience in UI/web development; strong Angular experience; experience with front-end technologies; knowledge of web design principles and data visualization; eligible for Top Secret/Sci clearance; US citizen living in the USA; onsite in Centennial, CO.
Angular, HTML5, CSS, JavaScript (ES6+), D3.js, Map libraries
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Full Stack Developer (.Net/Python)
Denver or New York
$130k-$160k/yr HybridFull Time
7+ YOE7+ years of industry experience; BA/BS in Computer Science or related field; strong .NET and Python skills; financial services domain knowledge.
C#, Python, Angular, React, Vue, HTML, CSS, JavaScript, XML, JSON, JQuery, REST, Docker, Kubernetes, SQL, NoSQL, CI/CD
1mo
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Senior Full Stack Engineer (AWS/Cloud Native)
Denver, Colorado, United States
$155k-$170k/yr RemoteFull Time
Evio: Provides analytics and contracting solutions for high-cost medications.
7+ YOESenior full stack engineer with 7+ years of software engineering, strong AWS experience, and front-end/back-end expertise across cloud-native systems.
React, TypeScript, Vite, Material UI, Redux Toolkit, React Router, Python, Node.js, REST APIs, AWS Lambda, AWS Step Functions, AWS Glue, PySpark, AWS (ECS, Fargate, ECR), GitHub Actions, CDK, Terraform, Snowflake or Redshift, Apache Iceberg, Spark, PySpark, Snowflake
1mo
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Full Stack Application Developer
Denver, Colorado, United States
$97k-$170k/yr HybridFull Time
Experience with Java/Spring Boot, ReactJS, and Git (GitLab); strong communicator and team player; able to work in agile environment with minimal supervision.
Java, Spring Boot, ReactJS, GitLab, Kubernetes, AWS, Linux, CI/CD, SQL, TypeScript, Docker, Kafka, Redis, Gradle, Jira, Confluence
1mo
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Senior Full Stack Engineer, Autopilot
New York City or San Francisco or Washington, DC or Silver Spring or Miami or Denver
$150k-$185k/yr HybridFull Time
7+ YOE7+ years with Node/TypeScript, React/React Native, GraphQL, and Postgres; strong ownership and communication; observability; vendor integrations.
Node.js, TypeScript, React, GraphQL, PostgreSQL
2w
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Senior Full Stack Engineer-DTS
Denver, Colorado, United States
$125k-$155k/yr HybridFull Time
Experience with React + TypeScript, microservices, CI/CD, SDLC testing, GitHub actions/Jenkins, SQL optimization, mentoring, delivery focus.
React, TypeScript, Redux, CI/CD, GitHub Actions, Jenkins, SQL
1mo
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Full Stack Engineer - Python & JavaScript
Denver, Colorado, United States
$136k-$204k/yr OnsiteFull Time
2+ YOE2+ years in production codebase; proficient in JavaScript and Python; experience with AngularJS and Django; scalable, relational DB knowledge; problem solving and user focus; fast-paced startup environment.
JavaScript, Python, AngularJS, Django, Relational Databases
3mo
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Sr Full-Stack Applications Developer (Broomfield, CO, US, 80023)
Broomfield, Colorado, United States
HybridFull Time
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
1mo
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Senior Full Stack Engineer
Greenwood Village, Colorado, United States
$115k-$125k/yr OnsiteFull Time
5+ YOE5+ years software engineering; AI literacy; JS/HTML/CSS; PHP/Laravel; MySQL; React/Redux; REST/JSON/XML; CI/CD; scalable API design; strong collaboration and communication.
JavaScript, HTML5, CSS3, PHP, Laravel, MySQL, React, Redux, RESTful APIs, JSON, XML, CI/CD, Git
2mo
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Full-Stack Software Engineer
Aurora or Annapolis Junction
$84-$96/hr RemoteFull Time
Experience with HTML/CSS/JavaScript, React.js, WebSockets, Java/Spring Boot/Kafka/microservices, SQL/NoSQL databases, OCI containers (Docker/Podman/Kubernetes), strong communication, and TS/SCI clearance with polygraph.
React, HTML/CSS/JavaScript, WebSockets, Java, Spring Boot, Kafka, Microservices, MySQL, PostgreSQL, MongoDB, Docker, Podman, Kubernetes, OCI containers
2mo
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Full Stack Engineer II - SW Engineering - Ground Software
Greenwood Village, Colorado, United States
$110k-$125k/yr OnsiteFull Time
2+ YOE2-3 years software engineering; strong full-stack web experience; proficiency with TypeScript/React, C#/.NET, SQL; Git; APIs; multithreading; problem solving; teamwork.
TypeScript, React, C# .NET, MSSQL, Influx, Kafka, Docker, REST, Python, Git, Babel, Webpack, NPM
2w
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AI Native Senior Engineer, Full Stack - Senior Associate
Atlanta or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Rochester or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or Sacramento or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Fort Worth or Greensboro or Hartford or Houston or Indianapolis or Grand Rapids or Irvine or Jacksonville or Kansas City or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Melville or Miami or Milwaukee or Minneapolis or Montpelier or Nashville or New Orleans or New York or Oklahoma City or Orlando or Philadelphia or Phoenix or Pittsburgh or Portland
$77k-$202k/yr HybridFull Time
4+ YOE4+ years of full stack development in enterprise environments; strong .NET, ReactJS, and Azure (Functions/Apps); proficiency with REST APIs, CI/CD, Agile; experience with AI-assisted development and testing.
.NET, ReactJS, Azure, Functions, Azure API Manager, Azure SQL, CI/CD, Git
1w
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Full Stack Software Engineer – UI/UX & Web Engineering (Azure)
New York or Washington or Denver or Seattle or Los Angeles or Chicago or Austin or Dallas
OnsiteFull Time
12+ YOEBachelor's degree; 12+ years full-stack experience; strong React/Vue; REST APIs; Python/Node/.NET; Azure services; DevOps; Git; Agile.
React, Vue, Python, Node.js, .NET, REST APIs, Azure, Azure App Services, Azure Functions, Cosmos DB, Azure Storage, CI/CD, Git
1w
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Principal Full Stack Engineer - Agent Platform
Atlanta or Boulder
$182k-$274k/yr HybridFull Time
12+ YOE12+ years software engineering; 5+ years backend; 5+ years React/TypeScript; OAuth2/OIDC; Bachelor's in computer science or related field.
Docker, Kubernetes, AWS, GCP, Azure, Java, Spring Boot, Python, React, TypeScript
1w
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Mid-level Full Stack Software Engineer
Herndon or Westminster
$125k-$145k/yr OnsiteFull Time
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
3mo
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Senior Full-Stack Software Engineer – AI Applications
Loveland or Santa Rosa
$120k-$200k/yr HybridFull Time
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
1mo
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Staff Software Engineer, Full Stack
Denver or Long Beach
$180k-$260k/yr OnsiteFull Time
12+ YOE12+ years in software development; leadership across frontend and backend; strong React/TypeScript and Elixir skills; distributed systems and performance focus; experience with large-scale migrations; ability to influence product and architecture.
React, TypeScript, Elixir, OTP, PostgreSQL, Three.js, WebGL, REST, GraphQL, gRPC, WebSockets
3mo
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Senior Full Stack Software Engineer
San Francisco or Boston or Denver or New York
$160k-$207k/yr HybridFull Time
Experience with Typescript/React on frontend; Python/Flask/SQLAlchemy on backend; Kubernetes and AWS; hybrid work with multiple office locations.
Typescript, React, Python, Flask, SQLAlchemy, Kubernetes, AWS
1w
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Full Stack Software Developer Level 3 or 4
Aurora or Manhattan Beach
$114k-$213k/yr OnsiteFull Time
5+ YOEBachelor’s or Master’s in STEM with extensive software development experience; Java, Docker/Kubernetes, Linux; Agile; active Top Secret clearance with SCI access.
Java, Docker, Kubernetes, Linux
1mo
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Architect/Senior Full Stack Software Engineer
Westminster, Colorado, United States
$145k-$199k/yr OnsiteFull Time
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
2w
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Full Stack Software Engineer, Mid-Level
Denver, Colorado, United States
$85k-$110k/yr HybridFull Time
DAT Freight & Analytics: Software platform for freight matching and logistics data analytics.
2+ YOEBachelor's degree in Computer Science or related field; 2+ years in JavaScript/TypeScript; growth mindset; collaborative team player; strong problem-solving skills.
AWS Bedrock, LangChain, LangSmith, Node.js, TypeScript, Terraform, Docker, Kubernetes, Kafka, PostgreSQL, MongoDB, Amazon DocumentDB
1mo
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Full Stack Ground Software Engineer III - Lunar Permanence
Denver or Littleton
$151k-$211k/yr OnsiteFull Time
5+ YOEBS or higher in software/engineering; 5+ years software development; React; Python/JavaScript/TypeScript; RESTful APIs; full lifecycle software engineering; CI/CD; scalable architectures; Linux basics; strong communication; team collaboration.
React, Python, JavaScript, TypeScript, REST, Linux
3mo
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Senior Full-Stack Software Engineer – AI Applications
Loveland or Santa Rosa
$120k-$200k/yr OnsiteFull Time
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
1mo
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Full Stack Software Engineer (TS/SCI) {S}
Aurora, Colorado, United States
$105k-$185k/yr OnsiteFull Time
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
1mo
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Full Stack Software Engineer (TS/SCI) {S}
Aurora, Colorado, United States
$105k-$185k/yr OnsiteFull Time
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
2mo
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Staff / Sr Staff Full Stack UI Engineer
Boulder, Colorado, United States
$98k-$146k/yr OnsiteFull Time
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++
1mo
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Full Stack & AI Engineering Intern - Denver
Denver, Colorado, United States
$800-$2k/mo OnsiteMultiple Commitments Available
0+ YOEInternship in software/AI engineering; strong interest in full stack development and machine learning; able to start immediately.
React, React Native, TypeScript, FERN stack, Python, FastAPI, Express, Firestore, PostgreSQL, BigQuery, Google Cloud Platform, Firebase, Cloud Functions, Pub/Sub, Cloud Run, AWS, Docker, GitHub Actions, CI/CD, TensorFlow, PyTorch, scikit-learn, OpenAI, LangChain, Twilio Segment, Zoho CRM, Voucherify, OneSignal
HiringCafe market data
Full Stack Developer Jobs market signals in Westminster, CO, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
150+
Hiring companies
84
Fresh sample
41% new in 30d
Salary visibility
88% show pay
Companies appearing in this market
BoeingCACILockheed MartinNorthrop GrummanSemgrepTrimbleTrue AnomalyARKA Group
Work location mix in visible results
Onsite: 36Hybrid: 24Remote: 8