152 full stack developer jobs at 92 companies in Thornton, 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
2mo
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Full Stack Engineer
Denver, Colorado, United States
$115k-$130k/yr OnsiteFull Time
AIR Communities
AIR Communities: Owns and operates residential apartment communities across the US.
5+ YOE5+ years full-stack development with C#, .NET, React; strong API, database, security, and cloud experience.
C#, .NET, ASP.NET Core, Entity Framework, React.js, JavaScript, TypeScript, SQL, Azure, AWS, GCP, CI/CD, Git
3mo
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Full Stack Developer
Littleton, Colorado, United States
$100k-$120k/yr OnsiteFull Time
PassTime
PassTime: Provides GPS vehicle tracking and automotive asset management solutions.
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
6d
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Full Stack Developer
Denver, Colorado, United States
$130k-$140k/yr HybridFull Time
Strategic Retail Partners
Strategic Retail Partners: Provides in-store merchandising and distribution solutions for retailers.
10+ YOE10+ years full-stack development with strong backend focus; proficiency in Kotlin/Java and PL/SQL; deep Oracle DB knowledge; cloud (OCI) experience; strong troubleshooting and collaboration skills.
Kotlin, Java, PL/SQL, REST(JSON), Angular, Bootstrap, Jenkins, GitLab CI, Microsoft Azure DevOps, Git, Oracle 19c, Oracle 23ai, Oracle Cloud Infrastructure (OCI), Exadata, Linux, Oracle ERP, REST, SOAP, LDAP, FedEx APIs, Python
2w
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Full Stack Developer
Wheat Ridge, Colorado, United States
OnsiteFull Time
Excel Driver Services
Excel Driver Services: Provides commercial driver license training and safety certification.
Experience building full-stack web and mobile apps using C#/.NET, JavaScript, React Native, HTML/CSS, SQL and Git/GitHub; strong communication, documentation, and collaborative skills.
C#/.NET, JavaScript, HTML, CSS, SQL, React Native, Git, GitHub, Unity
2mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1mo
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Full Stack Software Engineer
New York City or Denver
$125k-$160k/yr HybridFull Time
Gen II Fund Services
Gen II Fund Services: Global fund administration for private capital asset managers.
3+ YOE3+ years full stack development with Java, Spring, TypeScript/React; SQL Server; CI/CD; microservices; Git; agile; strong communication.
Java, Spring Boot, Spring Security, Spring Data, TypeScript, React, SQL Server, Azure DevOps, Docker, Kubernetes, JUnit, Mockito, Jest, Playwright, Claude Code, Cursor, LangChain, LangGraph, Sage Intacct
1mo
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Full-Stack Engineer
Denver, Colorado, United States
$90k-$190k/yr HybridFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
6+ YOE6+ years building applications on the Microsoft stack or Java; experience with RESTful APIs, Swagger/OpenAPI, SQL Server/NoSQL, cloud platforms (Azure/AWS/GCP), JavaScript/TypeScript front-ends, and strong communication and mentoring skills.
Java, RESTful APIs, Swagger, OpenAPI, SQL Server, NoSQL, Azure, AWS, GCP, JavaScript, TypeScript, HTML, CSS, Angular, React, Vue, Bootstrap, Agentic AI, Claude code, CodeX, Opencode, OpenClaude, Git
2w
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Advanced Full Stack Developer
Centennial or Tucson or Colorado Springs
$133k-$178k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
8+ YOEDegree in Computer Engineering or Computer Science; 8+ years full-stack experience; proficiency in C++, Python on Linux, JavaScript/CSS/HTML, RESTful APIs, SQL and relational data modeling; experience with DevOps/Cloud (GitLab, CI/CD, Docker, Kubernetes, pip); ability to obtain/hold TS/SCI and U.S. citizenship required.
C++, Python, Linux, JavaScript, CSS, HTML, Vue, React, Angular, RESTful APIs, SQL, GitLab, CI/CD, Docker, Kubernetes, pip
2mo
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Full Stack Developer
Naperville or Denver
$95k-$115k/yr HybridFull Time
PTMA Financial Solutions
PTMA Financial Solutions: Provides treasury and investment services to public sector entities.
2+ YOEExperience with Java, node.js, Python, SQL, web APIs and relational databases; 2-5 years professional experience; bachelor’s degree or commensurate experience; strong communication, analytical, and QA skills.
Java, node.js, SQL, Python, HTTP, JSON, Web Sockets, ClaudeCode, CoPilot, Unix, MS SQLServer, PostgreSQL, Azure SQL, Oracle
2w
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Full Stack Developer
Aurora, Colorado, United States
OnsiteFull Time
Northstrat
Northstrat: Provides IT and engineering solutions for US government agencies.
Requires active TS/SCI with CI poly (or willingness to obtain), bachelor’s degree in STEM or equivalent experience, onsite work, proficiency with web/platform technologies, databases, DevOps, and Agile practices.
Amazon Web Services (AWS), Java, Vue, Bootstrap, Spring Framework, Mockito, JUnit, Cypress, Jest, PostgreSQL, MySQL, Redis, Git, GitLab, Bitbucket, Jira, Confluence, Kubernetes, Jenkins, SonarQube, Fortify
1mo
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Full Stack Software Engineer
New York or Denver
$125k-$160k/yr HybridFull Time
Gen II Fund Services
Gen II Fund Services: Provides fund administration services to private capital asset managers
3+ YOE3+ years in full stack development; strong Java and frontend skills; experience with AI tooling and cloud/DevOps; financial tech exposure preferred.
Java, Spring Framework, TypeScript, React, Azure DevOps, SQL Server, Docker, Kubernetes, Git, JUnit, Mockito, Jest, Playwright, Claude Code, Cursor, LangChain, LangGraph, Python, Sage Intacct
3w
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Full Stack Engineer, Machine Learning Tooling
Atlanta or Boston or Chicago or Denver or Los Angeles or New York City or San Francisco or Austin or United States
$145k-$165k/yr RemoteFull Time
Flock Safety
Flock Safety: Sells AI-powered cameras and software for public safety surveillance.
Experience building full‑stack web services using TypeScript/Node or Python, modern frontend frameworks (React), SQL, Docker, Helm/Kubernetes, API design, on‑call participation, and strong cross‑team communication.
TypeScript, Node.js, Python, React, Vue, Angular, SQL, Docker, Helm, Kubernetes
2w
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Full Stack Engineer
Arvada or Denver
$120k-$180k/yr HybridFull Time
Quindar
Quindar: Cloud-native software for automated satellite mission operations.
4+ YOEActive Secret clearance, 4+ years engineering experience, strong Python and backend skills, AWS/cloud experience, Docker/Kubernetes, Terraform, Git; Bachelor's in CS or related field or equivalent experience.
Python, AWS, EC2, S3, RDS, Fargate, EKS, ECS, CloudWatch, EFS/EBS, React, TypeScript, GraphQL, Docker, Kubernetes, Terraform, CI/CD pipelines, Git, GitHub, GitLab, Next.js, Refine, Vite, GitHub Actions
3w
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Full Stack Engineer
Denver or United States
$125k-$143k/yr HybridFull Time
Homebot
Homebot: Homeownership platform connecting homeowners with mortgage and real estate professionals.
3+ YOE3+ years building production software; experience with TypeScript, React, Ruby on Rails, REST/GraphQL, PostgreSQL/SQL, monitoring and analytics (Amplitude); experience building AI-driven tooling is a plus.
TypeScript, React, Ruby on Rails, REST, GraphQL, Amplitude, PostgreSQL, SQL, Snowflake, Airflow, dbt
4w
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Full Stack Software Developer/Engineer
Sterling or Denver
$69k-$142k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOETS/SCI with CI poly required (or willing to take), Bachelor’s in STEM or equivalent, 3+ years experience, Java or front-end experience, Linux, Agile, full-stack development, and willingness to obtain Security+.
Java 17, Spring Boot, Spring Framework, REST, JavaScript, TypeScript, Vue 3, Bootstrap, Mockito, JUnit, Cypress, PostGres, MySQL, Redis, AWS DynamoDB, AWS EC2, RDS, S3, SNS/SQS, Lamda, Git, Jira, Confluence, Gitlab CI/CD, SonarQube, Fortify, Docker, Kubernetes, Linux, GitLab, Amazon Web Services
1w
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Senior Full Stack Product Engineer
Denver, Colorado, United States
OnsiteFull Time
LearnLux
LearnLux: Digital financial planning and advisor access for employee wellbeing.
Senior full-stack engineer with experience shipping GenAI/LLM features, React/TypeScript frontend, Node.js/Python backend, cloud (GCP/AWS/Azure), strong product judgment and cross-functional leadership.
React, TypeScript, Node.js, Python, Google Cloud Platform, GCP, AWS, Azure
1mo
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Full Stack Software Engineer
New York or Denver
HybridFull Time
Gen II Fund Services
Gen II Fund Services: Provides fund administration services for private capital managers.
3+ YOE3+ years full-stack development with Java, Spring, TypeScript/React; SQL Server; CI/CD; Azure DevOps; microservices; REST APIs; Git; Docker/Kubernetes; AI tool experience.
Java, Spring Framework, Spring Boot, Spring Security, Spring Data, TypeScript, React, SQL Server, Azure DevOps, Docker, Kubernetes, Git, JUnit, Mockito, Jest, Playwright, Claude Code, Cursor
4w
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Senior Full Stack AI Engineer
Denver, Colorado, United States
HybridFull Time
Ombud
Ombud: AI-powered sales automation and response management software
6+ YOE6+ years full-stack experience; deep Python; JavaScript/TypeScript and React competence; production LLM integration experience (Anthropic/OpenAI/Google); RAG/embeddings/vector DB knowledge; system design and end-to-end production ownership.
LlamaIndex, Qdrant, Anthropic Claude, OpenAI, Google, Python, JavaScript, TypeScript, React, Node.js, PostgreSQL, Elasticsearch, LangChain, LangGraph, Langfuse, Braintrust, Pinecone, Weaviate, Claude Code
4w
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Full Stack Software Developer/Engineer
Sterling or Denver
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOETS/SCI with CI poly required (or willing to take CI poly); Bachelor's in STEM or related experience with 3+ years; experience with Java or web front end, Linux, full-stack development, Agile/Kanban; willingness to obtain Security+.
Java 17, Spring Boot, Spring Framework, REST, JavaScript, TypeScript, Vue 3, Bootstrap, Mockito, JUnit, Cypress, PostGres, MySQL, Redis, AWS DynamoDB, AWS EC2, RDS, S3, SNS/SQS, Lamda, Git, Jira, Confluence, Gitlab CI/CD, SonarQube, Fortify, Docker, Kubernetes
6d
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Applications Engineer III - Full Stack Developer
Louisville, Colorado, United States
$95k-$166k/yr HybridFull Time
Arcfield
Arcfield: Systems engineering and mission support for defense and space.
5+ YOEBachelor's in engineering/computation plus 5+ years (or MS/PhD equivalents), strong experience with containerized and desktop app development, git and CI/CD, C/C++/Python/Rust/Bash, and familiarity with communication protocols.
C, C++, Python, Rust, Bash, Git, Docker, Docker Compose, Podman, Kubernetes, CI/CD, JavaScript, HTML, React, AWS, Azure, Google Cloud Platform (GCP)