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107 html css jobs at 70 companies in Boulder, CO

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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
Help us #BeatIndeed & #BeatLinkedIn
3mo
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HTML/CSS - Senior Developers - AI Training - Denver, USA
Denver or United States
$40/hr RemoteContract
Prolific
Prolific: Platform connecting researchers and AI developers with verified participants.
BSc or higher in a technical field; senior frontend development experience specializing in HTML/CSS; ability to build complex responsive layouts without frameworks; deep CSS knowledge, accessibility and cross-browser expertise.
HTML5, CSS3/4, Tailwind CSS, SASS/SCSS, CSS Modules, browser DevTools, axe, Lighthouse
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3mo
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Frontend Engineer
San Francisco or Golden or Toulouse
$140k-$190k/yr OnsiteFull Time
Loft Orbital
Loft Orbital: Deploy and operate satellite missions for organizations and governments.
Proficiency in TypeScript, HTML, CSS; experience with Vue or React; SPA development; GraphQL; testing (Vitest/Jest/Cypress).
Vue.js, TypeScript, HTML, CSS, GraphQL, Vitest, Jest, Cypress, Web Components, Lit
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1mo
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Search Marketing Specialist
Denver or Florida or Texas or Pennsylvania or Ohio or Colorado or Massachusetts or Minnesota
$55k-$60k/yr RemoteFull Time
MediaNews Group
MediaNews Group: Operates local newspapers and provides digital advertising solutions.
3+ YOEBachelor's or equivalent; 3+ years managing Google Ads and Microsoft Ads; strong analytics, Excel, HTML/CSS, and communication skills; Google Analytics experience preferred.
Google Ads, Microsoft Ads, Google Analytics, Microsoft Excel, YouTube, Pmax, Adtaxi proprietary tools, HTML, CSS, tag managers
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1w
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Marketing Operations Specialist, D2C Lifecycle
Denver, Colorado, United States
$70k-$80k/yr HybridFull Time
Ibotta
IbottaNYSE: IBTA: Provides a cash-back rewards and performance marketing platform.
2+ YOE2+ years technical marketing operations experience; BA/BS preferred; proficiency with HTML, CSS, JavaScript, Braze and Litmus; strong organizational, analytical, and cross-functional communication skills.
Braze, Litmus, Jira, Confluence, Figma, Brandfolder, G-Suite, Looker, Trello, HTML, CSS, Javascript
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2w
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Software Engineer
Fort Worth or Littleton or Orlando or Owego
$77k-$135k/yr RemoteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
2+ YOEProficient Java and OOP with 2+ years experience, knowledge of HTML/CSS/JSP/JavaScript, REST APIs, strong SQL, SDLC experience, excellent communication, and US citizenship required.
Java, HTML, CSS, Java Server Pages (JSP), JavaScript, REST APIs, SQL, PTC Windchill, ProjectLink, PDMLink, Creo, AutoCAD, SolidWorks, Catia, Jasper, Git, GitLab, Sonar Cube, Jenkins, Ant, SAP IDOCS, XML, SOAP, SOA Suite, OpenShift, Camel, eQube
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1mo
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Senior Web Designer, FHS Onboarding
Denver, Colorado, United States
$32-$48/hr HybridFull Time
FareHarbor
FareHarbor: Provides booking and business management software for tour operators.
5+ YOE5+ years in digital marketing design; 2-3 years in web design; WordPress or similar CMS; Figma/Photoshop; HTML/CSS; strong communication; ability to manage multiple projects.
WordPress, Figma, Photoshop, Illustrator, HTML, CSS, Adobe XD
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3w
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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
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1mo
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Senior Associate Director, Marketing Automation (Denver, CO, US, 80206)
Denver, Colorado, United States
$105k-$110k/yr HybridFull Time
Janus Henderson
Janus HendersonNYSE: JHG: Provides global asset management and investment advisory services.
5+ YOE5+ years Pardot experience, 4+ years Salesforce, Pardot Consultant certification required; strong HTML/CSS/email development, Photoshop/Illustrator/Dreamweaver, analytics, and investment management knowledge.
Pardot, Salesforce, HTML, CSS, Photoshop, Illustrator, Dreamweaver, Engage, Git, Azure DevOps, GitHub
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1mo
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Search Marketing Specialist
Denver or Florida or Texas or Pennsylvania or Ohio or Massachusetts or Minnesota or Colorado
$55k-$60k/yr RemoteFull Time
Adtaxi
Adtaxi: Performance-driven digital marketing and programmatic advertising services.
3+ YOE3+ years managing Google Ads and Microsoft Ads campaigns; strong Google Analytics and Excel skills; experience with PPC/SEM, bid management, conversion tracking, and basic HTML/CSS.
Google Analytics, Google Ads, Microsoft Ads, Microsoft Excel, HTML, CSS, YouTube, Pmax
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4d
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Product Designer
Broomfield, Colorado, United States
$115k-$130k/yr HybridFull Time
ikeGPS
ikeGPSNZX: IKE: Software and hardware for utility infrastructure assessment and design.
5+ YOE5+ years UI/UX experience with geospatial and 3D interface expertise, expert Figma and AI-tool proficiency, portfolio required, familiarity with HTML/CSS and creating engineering-ready specs.
Figma, Figma AI, Figma Make, ChatGPT, Claude, Claude Design, Three.js, Cesium, Unity, HTML, CSS
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1w
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Front-End Software Developer
Denver, Colorado, United States
$76k-$156k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEBachelor's in CS or related, TS/SCI with polygraph, 3+ years' relevant experience. Proficiency with JavaScript/TypeScript, HTML/CSS, RESTful APIs, WebSockets, modern JS frameworks and Agile practices.
JavaScript, TypeScript, HTML, CSS, RESTful APIs, WebSockets, Browser APIs, Angular, Svelte, Vue, Bootstrap, Tailwind, SASS, NPM, Node, Kubernetes, CI/CD, AWS
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1mo
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Senior Software Engineer
Denver, Colorado, United States
RemoteFull Time
Primeritus Financial Services
Primeritus Financial Services: Provides outsourced repossession management and remarketing for lenders.
6+ YOE6-8 years in software development; SaaS/IaaS/PaaS experience; REST, HTML, CSS, JavaScript, Angular, C#, SQL; Agile; .NET/C# certifications beneficial; strong communication.
REST, HTML, CSS, JavaScript, Angular, C#, SQL, SaaS, IaaS, PaaS, Agile
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1mo
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Program Manager II - Digital Experience and Knowledge Base
Englewood, Colorado, United States
$72k-$103k/yr OnsiteFull Time
EchoStar
EchoStarNasdaq: SATS: Global provider of satellite solutions and wireless communications services.
1+ YOEBachelor's degree required; 1–3 years managing customer-facing websites, chatbots, or help centers; CMS, analytics, A/B testing, and project tracking experience; familiarity with HTML/CSS/JavaScript.
Adobe Experience Manager, WordPress, Squarespace, Google Analytics, Adobe Analytics, Adobe Target, Optimizely, JIRA, Airtable, HTML, CSS, JavaScript
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1mo
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Front End Software Engineer
San Francisco or Denver or New York City
$150k-$200k/yr OnsiteFull Time
Candid Health
Candid Health: Automates medical billing and revenue cycle management for healthcare providers.
3+ YOEBachelor's in CS or similar, 3+ years software engineering experience, proficiency with HTML, CSS, React, TypeScript and API development; familiarity with SSR, GraphQL, Tailwind, Firebase, and Codegen; strong UX instincts.
HTML, CSS, React, TypeScript, API, GraphQL, Tailwind, Firebase, Codegen
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4d
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Senior Full-Stack Lead Developer
Broomfield, Colorado, United States
$89k-$125k/yr HybridFull Time
Vail Resorts
Vail ResortsNYSE: MTN: Operates mountain resorts and provides hospitality and leisure services.
5+ YOE5+ years C# application development, Web API and Agile experience; SQL Server, HTML/CSS/JavaScript; experience leading developers, BS/MS in CS or related field; strong communication and leadership.
C#, .NET, Web API, Angular, WPF, Microsoft SQL Server, HTML, CSS, JavaScript, Git
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1w
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Front-End Software Developer
Denver, Colorado, United States
$76k-$156k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
3+ YOETS/SCI with polygraph, Bachelor’s in CS or related, 3+ years experience, proficiency with JavaScript/Typescript, HTML/CSS, RESTful APIs/WebSockets, modern JS frameworks, Agile; Kubernetes and CI/CD desired.
JavaScript, Typescript, HTML, CSS, RESTful APIs, WebSockets, Browser APIs, Angular, Svelte, Vue, Bootstrap, Tailwind, SASS, NPM, Node, AWS, Kubernetes, CI/CD
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1w
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Junior Front-End Developer
Westminster, Colorado, United States
$88k-$155k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
2+ YOEBachelor's or equivalent, 2+ years related experience, working knowledge of Python and JavaScript, familiarity with PyQT/ReactJS/Dash/Streamlit, HTML/CSS, basic AI/ML concepts, and ability to work onsite in Denver.
Python, JavaScript, PyQT, ReactJS, Dash, Streamlit, HTML, CSS, Git, Azure Machine Learning, Roboflow
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3w
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.NET Application Developer (Junior & Mid-Level)
Broomfield, Colorado, United States
HybridFull Time
Sonepar
Sonepar: Global distributor of electrical products and B2B solutions.
3+ YOEBachelor's degree in CS/IT, 3+ years full-stack application development experience, proficiency with .NET/ASP.NET MVC, C#, Visual Studio, SQL Server, web technologies (JavaScript/TypeScript/HTML/CSS), and APIs.
Microsoft .NET Framework, ASP.NET MVC, C#, Visual Studio, Microsoft SQL Server, RESTful services, Web API, XML, JSON, JavaScript, TypeScript, jQuery, HTML, CSS
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1mo
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Learning Experience Designer
Lakewood or Arizona or California or Florida or New York or Texas or Virginia
$65k-$70k/yr HybridFull Time
Rocky Mountain College of Art + Design
Rocky Mountain College of Art + Design: Private for-profit college offering fine arts and design degrees.
2+ YOEBachelor's in a related field, 2+ years instructional design experience, LMS experience (Canvas/Blackboard/Moodle/D2L), portfolio required, accessibility and quality assurance experience, familiarity with eLearning authoring tools and basic HTML/CSS.
Canvas, Blackboard, Moodle, D2L, HTML, CSS, Articulate Storyline, Rise, Captivate, Camtasia, Adobe Creative Cloud
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1w
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Digital Marketing Manager
Centennial, Colorado, United States
$85k-$120k/yr OnsiteFull Time
Yield Solutions Group
Yield Solutions Group: Provides auto loan refinancing and mortgage solutions for consumers.
3+ YOE3+ years in digital/growth or web optimization, CRO and A/B testing experience, VWO and Webflow proficiency, working knowledge of HTML/CSS/JavaScript, GA4 and Google Tag Manager experience, strong analytical and communication skills.
GA4, VWO, Webflow, HTML, CSS, JavaScript, Optimizely, WordPress, HubSpot, Google Tag Manager, Hotjar, Microsoft Clarity, SQL, React, Vue
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