142 html developer jobs at 70 companies in Castle Rock, CO
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HTML/CSS - Senior Developers - AI Training - Denver, USA
Denver or United States
$40/hrRemoteContract
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.
Colorado Springs or King of Prussia or California or Massachusetts or New York or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or Vermont or Washington or District of Columbia
$114k-$227k/yrHybridFull Time
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
5+ YOEFrontend development with Angular, JavaScript, CSS, HTML; REST and Docker experience; UI/UX tools and test frameworks; 5+ years relevant experience; Secret clearance and U.S. citizenship required/preferred candidates in CO or PA.
Herndon or Seal Beach or El Segundo or Colorado Springs
$172k-$232k/yrOnsiteFull Time
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor’s degree; Top Secret clearance; 5+ years in Java/C++, Angular/ReactJS, HTML/CSS; experience with software development and configuration management tools; Windows and Linux experience; Agile experience.
Java, C++, Angular, ReactJS, HTML, CSS, DevSecOps, CI/CD, Windows, Linux
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
2+ YOEBachelor's or equivalent technical experience,2+ years supporting Salesforce administration/development,hands-on config with Flow,foundational Apex/JS/HTML/CSS/SOQL knowledge,ability to translate business requirements and produce documentation.
Flow, Apex, Lightning Web Components, JavaScript, HTML, CSS, SOQL, Salesforce DX, Git, GitHub, Microsoft Azure DevOps, Gearset, Copado, REST, SOAP, Informatica, Appian, Power BI, Tableau, Data Loader, Data Import Wizard, Workbench
Herndon or Seal Beach or El Segundo or Colorado Springs
$212k-$286k/yrOnsiteFull Time
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
10+ YOEBachelor’s degree; Top Secret clearance; 10+ years Java/C++, Angular/React.js, HTML/CSS; 10+ years in software configuration management; 10+ years in cloud-based software development.
Java, C++, Angular, React, HTML, CSS, Version control, Cloud platforms
Blue Rose Consulting Group: Provides IT and management consulting services to government agencies.
4+ YOEU.S. citizenship and active DoD Secret clearance required; 4+ years Java enterprise development; 2+ years with Eclipse, JUnit, Git and 2+ years with AngularJS, HTML, CSS, JavaScript, Bootstrap; experience with Spring and REST.
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
BDR Solutions: Provider of IT, engineering, and consulting for federal agencies.
8+ YOESenior full‑stack web developer with 8+ years experience, Sitecore and ASP.NET/C# expertise, HTML/CSS/JavaScript and modern front-end frameworks, SQL, MVC5/PWAs, IAT II and CE certifications (DoD 8570/8140), U.S. citizenship required.
HTML, CSS, JavaScript, React, Angular, Vue, Active Server Pages (ASP.NET), C#, Sitecore Content Management System (CMS), SQL, MVC5, PWAs, Jira
Todyl: Provides a unified cloud-native cybersecurity platform for small businesses.
5+ YOE5+ years commercial software development, 2+ years on multi-tenant cloud platforms, experience with Go, JavaScript, HTML, Linux; strong problem-solving and scalable data ingestion expertise.
Sonepar: Global distributor of electrical products and B2B solutions.
4+ YOEBachelor's degree and minimum 4 years full-stack development experience; strong .NET (ASP.NET/MVC), C#, Visual Studio, Microsoft SQL Server, REST/Web API, JavaScript/TypeScript, HTML/CSS skills; U.S. work authorization required.
.NET, ASP, MVC, XML, JSON, TypeScript, JavaScript, jQuery, Visual Studio, Microsoft SQL Server, C#, REST, Web API, HTML, CSS
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.
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.
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.
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.
Jacksonville or Dallas or Cincinnati or Los Angeles or Sacramento or Richmond or Minneapolis or Boston or Kansas City or Chicago or Tampa or Washington or San Antonio or Houston or Colorado Springs or Nashville or San Diego or Pittsburgh or Tacoma or New York or Phoenix or Miami or Fayetteville
HybridFull Time
Wounded Warrior Project: Provides support services and mental health programs for veterans.
7+ YOE7+ years designing and implementing Salesforce solutions; 5+ years with Apex, LWC, Visualforce and integrations; Salesforce Platform Developer II required; Bachelor’s in CS/IS/software engineering or equivalent.
Salesforce CRM (Sales and Service Cloud), Force.com, Visualforce, Apex, Lightning Web Components, Cascading Style Sheets (CSS), HTML, Java, .NET, Data Loader, AppExchange, React, React Native, SQL
Huntsville or Aberdeen or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
Sentry Construction: Provides general contracting and comprehensive property maintenance services.
7+ YOEBS in CS/Software Eng or equivalent, 7+ years software development experience, DoD Top Secret/SCI eligibility, experience with Python, containers, AI/LLMs, databases, Linux, AWS, and Agile/Scrum.
Black Cape: Provides mission software, AI, and data analytics for defense.
0+ YOEBachelor's degree required, TS/SCI clearance and U.S. citizenship required, 0-5 years professional development experience. Experience with Python/JavaScript/Java/C#, MVC frameworks (Spring/Django/Flask/Rails), React/Angular/VueJS, HTTP/REST/HTML/CSS, Linux (RedHat), and classified environments.