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  • Freelance JS Engineer — Node, React & GraphQL

    A dynamic tech company in Denver is seeking a JavaScript Developer who can handle diverse projects ranging from solo MVPs to team-based engineering efforts. The ideal candidate will have 2-6 years of full-time experience and be well-versed in React or Vue, Node.js, and... 
    Javascript
    Full time
    Contract work
    Freelance

    Arcanium.io

    Denver, CO
    1 day ago

  • Software Engineer, AI Agents & SAP BTP

     ...enterprise applications, APIs, and live business data. The environment utilizes MCP (Model Context Protocol), A2A (Agent2Agent), JavaScript/Node.js, SAP CAP, and SAP BTP. What You'll Do Design and build new AI agents using MCP and/or A2A frameworks Take agent... 
    Javascript
    Full time
    Relocation
    Relocation package

    Local World

    Denver, CO
    1 day ago

  • Senior Software Engineer - QuantumBlack, AI by McKinsey

    $175.5k - $180k

     ...structures, and deliver robust, scalable solutions across the full stack; hands-on experience with languages and frameworks including JavaScript/TypeScript, React, Angular, Next.js, Vue.js, Java, Spring, C#, or Node.js; SQL and NoSQL databases; cloud platforms (AWS, Azure,... 
    Javascript
    Apprenticeship
    Work at office
    Local area
    Easy work

    McKinsey & Company

    Denver, CO
    2 days ago

  • Senior Software Engineer

     ...will also be considered. ~ Previous experience building multithreaded and/or asynchronous programs ~ Experience with a modern Javascript framework, ideally Angular but React and Vue experience will also be considered ~ Understanding of OO and SOLID principles ~... 
    Javascript
    Full time
    Work at office
    Visa sponsorship
    Flexible hours
    Weekend work
    2 days per week

    Strategic Employment Partners (SEP)

    Denver, CO
    4 days ago

  • Application Developer - JavaScript

    $83.72k - $141.44k

     ...cartography, advanced map visualizations, and web-based GIS experiences. This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data,... 
    Javascript

    ESRI

    Denver, CO
    4 days ago

  • Senior & Principal Applied AI Engineer (Agentic Workflows / Autonomous Systems)

    $200k - $300k

     ...and LangChain . Bring a foundational background in full-stack software engineering , specifically rooted in TypeScript and JavaScript, with deep Next.js and Node.js development experience. Implement advanced reasoning, tool-use frameworks, and execution... 
    Javascript
    Immediate start
    Shift work

    High Country Search Group

    Denver, CO
    1 day ago

  • Senior UI Developer

     ...variable cost.Job DescriptionUI developer that will be supporting VOD Node.js, AngularJS, HTML5, CSS3, RESTful web services (JSON), Javascript, jQuery, Model Veiw Controller (MVC) Architecture Familiarity, Grunt, Unit Testing, Familiarity with Test Driven Development (TDD... 
    Javascript
    Local area
    Immediate start

    Artech

    Englewood, CO
    4 days ago

  • Java Developer

     ...Docker, AWS, Azure, node.js, Big Data, Cloud Foundry, Angular JS, react/FluxStrong knowledge and experience with HTML5, CSS3, and JavaScript.Agile SDLCTest Driven DevelopmentAdditional InformationShyam Sheriel Associate Recruiter - Staffing Artech Information Systems... 
    Javascript
    Work at office
    Immediate start

    Artech

    Denver, CO
    4 days ago

  • Application Developer

     ...applications to infrastructures all over the countryRest API’s allow customers to make request in remote data centerUI is written in JavaScript, Vue.JSKubernetes are the systems they provision. Runs on LinuxPrimarily this person will be a developerWorking on feature/... 
    Javascript
    Immediate start
    Remote work

    Artech

    Denver, CO
    4 days ago

  • Junior Full Stack Developer

    $55k - $75k

     ...oriented programming, data structures and algorithms, and basic software design principles. Knowledge of HTML5, CSS3, and modern JavaScript (ES6+). Basic knowledge of at least one backend language or framework, such as Node.js, Express, .NET, Java, Spring Boot, or Python... 
    Javascript
    Full time
    Internship

    SharpAtoms

    Denver, CO
    1 day ago

  • React Developer

    $74k - $95k

     ...pages Work on an application using our React UI component WFRIA Technologies: Figma React Web UX UI Design JavaScript More: We are seeking a ReactJS Developer to contribute to application and UI development. last updated 42 week of 2026... 
    Javascript
    Full time

    GeorgiaTEK Systems Inc.

    Denver, CO
    7 hours agonew

  • Senior & Principal Applied AI Engineer (Agentic Workflows / Autonomous Systems) (Denver)

    $200k - $300k

     ...and LangChain . Bring a foundational background in full-stack software engineering , specifically rooted in TypeScript and JavaScript, with deep Next.js and Node.js development experience. Implement advanced reasoning, tool-use frameworks, and execution... 
    Javascript
    Part time
    Immediate start
    Shift work

    High Country Search Group

    Denver, CO
    2 days ago

  • Senior Full Stack React.js / Node.js Developer

     ...onshore and offshore teams and participate in code reviews. Experience Requirements: ~7+ years of professional experience with JavaScript, TypeScript, and React.js. ~ Strong AI context and harness engineering experience with AI coding tools such as Claude Code,... 
    Javascript
    Hourly pay
    Long term contract
    Full time
    Local area

    Eliassen Group

    Greenwood Village, CO
    4 days ago

  • Senior Full Stack AI Engineer

     ...years of professional full-stack software engineering experience, with demonstrated production system ownership.Deep Python fluency. JavaScript / TypeScript / React competence.Hands-on production experience integrating LLMs into product (Anthropic, OpenAI, Google) — not... 
    Javascript
    Work at office

    Ombud

    Denver, CO
    15 hours ago

  • Full Stack Software Engineer

    $80k - $128k

     ...RequiredBack-end development experience with Java (Spring/Spring Boot Framework)Experience with frontend technologies:HTML, CSS, JavaScript, (frameworks like React.js, Angular, or Vue.js)Hands-on experience with databases: MongoDB, MySQL, PostgreSQL, or similar.GitLab... 
    Javascript
    Contract work
    Shift work

    Peraton Corporation

    Aurora, CO
    15 hours ago

  • Software Engineer

    $100k - $130k

     ...NET, but experience with comparable technologies is welcome if you have strong fundamentals and can ramp quickly.Experience with JavaScript or TypeScript and modern front-end frameworks such as React, Angular, or Vue, or demonstrated ability to learn new frameworks quickly... 
    Javascript
    Work at office
    3 days per week

    LendingTree

    Denver, CO
    7 hours agonew

  • Mid-Senior Full Stack Developer

    $98.5k - $206.8k

     ...experience. 5+ years (mid-level) or 10+ years (senior-level) of full-stack software engineering experience. Advanced proficiency in JavaScript/TypeScript and React, including Redux and Context API. Strong experience building APIs with Node.js, Python (FastAPI/Flask), or... 
    Javascript
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Aurora, CO
    4 days ago

  • Full Stack Web Developer

    $82.1k - $172.4k

     ...power our applications and integrate with various data sources• Implement responsive user interfaces using HTML5, CSS3, and modern JavaScript frameworks• Work with PostgreSQL databases to design schemas, optimize queries, and ensure data integrity• Collaborate with UX/UI... 
    Javascript
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Denver, CO
    3 days ago

  • Senior Full Stack UI Engineer

     ...production services.  ~ Front-End:  Strong hands-on experience with React in production environments; advanced proficiency in JavaScript, TypeScript, HTML5, and CSS3.  ~ Back-End & APIs:  Experience designing and implementing UI-focused back-end services (Node.js... 
    Javascript
    Work at office

    Quantum US

    Englewood, CO
    1 day ago

  • Front End Software Developer

    $82.1k - $172.4k

     ...NO hybrid or remote possibility. Technologies you will use include: Java: Spring Boot, Spring Framework, and REST microservices JavaScript/TypeScript: Frameworks like Vue 3 and Bootstrap Automated testing tools: Vite, Mockito, JUnit, Cypress, etc. Databases: PostGres,... 
    Javascript
    Contract work
    Work experience placement
    Remote work
    Flexible hours

    CACI International

    Denver, CO
    15 hours ago

  • Database/Web Engineer

     ...engineering practices for testability and readabilityProficient in C++ and Python in LINUX environmentsProficient in SQL and/or NoSQL, JavaScript, CSS, HTMLDemonstrated ability to design software systems to ensure they achieve functionality, performance, scalability, and... 
    Javascript
    Temporary work
    Work at office
    Remote work
    Flexible hours

    Rincon Research

    Englewood, CO
    4 days ago

  • Software Engineer SME

    $131.3k - $237.35k

     ...with the following technologies: o Web: HTML, CSS, JSON, Ajax, and REST APIs o Object-oriented Programming: Python, Java, or JavaScript o Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte o Cloud... 
    Javascript
    Full time
    Contract work

    Leidos

    Englewood, CO
    7 hours agonew

  • Mid-Level Software Engineer

    $87.1k - $157.45k

     ...with the following technologies: o Web: HTML, CSS, JSON, Ajax, and REST APIs o Object-oriented Programming: Python, Java, or JavaScript o Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte o Cloud... 
    Javascript
    Full time
    Contract work

    Leidos

    Englewood, CO
    7 hours agonew

  • Junior Software Engineer

    $69.55k - $125.73k

     ...Experience with the following technologies: Web: HTML, CSS, JSON, Ajax, and REST APIs Object-oriented Programming: Python, Java, or JavaScript Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte Cloud... 
    Javascript
    Contract work

    Leidos

    Englewood, CO
    1 day ago

  • Senior Software Engineer

    $107.9k - $195.05k

     ...with the following technologies: o Web: HTML, CSS, JSON, Ajax, and REST APIs o Object-oriented Programming: Python, Java, or JavaScript o Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte o Cloud... 
    Javascript
    Full time
    Contract work

    Leidos

    Englewood, CO
    7 hours agonew

  • Advanced Database Engineer

    $167k - $205k

     ...using Storage Area Network (SAN) solutions, such as Everpure, NetApp, or EMCFamiliarity with developing backend REST APIs using JavaScript frameworks and/or Python frameworksFamiliarity with frontend Web development using JavaScript frameworks including Vue, React, and... 
    Javascript
    Temporary work
    Flexible hours

    Rincon Research

    Englewood, CO
    15 hours ago

  • Senior Software Engineer - diverse tech stacks

    $80k - $125k

     ...MongoDB MVC Oracle React Redux SQL Swift TypeScript Vue microservices ASP.NET NodeJS Cloud JavaScript More: At Infinity Software Development, we are a dedicated custom software development firm with a track record of over 30... 
    Javascript
    Full time
    Remote work

    Infinity Software Development, Inc

    Denver, CO
    3 days ago

  • Lead Angular Developer

    $128.47k - $208.77k

     ...architecture Experience leading a team of engineersStrong experience with Angular, RxJS, and state management (NgRx or similar) JavaScript/TypeScript and modern frontend design patterns Hands-on experience building hybrid mobile applications using Ionic + and capacitor... 
    Javascript
    Full time
    Part time
    Worldwide
    Relocation package
    Flexible hours

    Caterpillar

    Westminster, CO
    17 hours ago

  • Senior Manager, Software Engineering

     .... Define and evolve the frontend architecture strategy for large-scale, multi-tenant, persona-based experiences using modern JavaScript/TypeScript frameworks (React). Partner with backend and platform teams to ensure seamless integration with distributed services... 
    Javascript
    Permanent employment
    Flexible hours

    Teradata

    Denver, CO
    15 hours ago

  • Senior Software Engineer

     ...scientific and/or data focus. ~ Strong understanding of 2 or more modern software development languages, preferably Python and Javascript/Typescript. ~5+ years of experience and proven track record delivering products with the following or similar technologies: Python... 
    Javascript
    Immediate start

    KBI BioPharma

    Boulder, CO
    4 days ago