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Top Senior Front End Developer Jobs in Denver & Boulder, CO

Reposted 20 Days AgoSaved
Remote or Hybrid
Colorado
150K-150K Annually
Senior level
150K-150K Annually
Senior level
eCommerce • Legal Tech • Professional Services • Software • Data Privacy
Senior Front-End Vue Developer focused on building and maintaining Vue.js applications, collaborating with teams, optimizing performance, and mentoring others.
Top Skills: Ci/CdCSS3CypressGitHTML5JestMochaNpmNuxt.JsSassScssTypescriptViteVue 3Vue RouterVueVuexWebpackYarn
Reposted 15 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
110K-130K Annually
Senior level
110K-130K Annually
Senior level
Greentech • Internet of Things • Software • Energy
Responsible for designing, developing, and maintaining backend and web applications using Java and React, collaborating with teams to deliver scalable solutions.
Top Skills: AWSCSS3HTML5JavaJavaScriptMongoDBPostgresPython3ReactSpring Boot
Reposted 6 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Information Technology • Web3
Lead technical direction and contribute to the frontend codebase, building user-facing tools and mentoring team engineers to enhance user experiences.
Top Skills: GraphQLNext.JsNode.jsReactTypescript
Reposted 16 Days AgoSaved
Remote
Colorado
200K-200K Annually
Senior level
200K-200K Annually
Senior level
Consumer Web • Information Technology • Other • Social Impact • Software • Sports
Design, build, and optimize high-performance TypeScript and React single-page applications, mentor team members, and advocate modern frontend practices while collaborating with cross-functional teams.
Top Skills: ReactReduxRestful ApisTypescriptViteWebpackZustand
Reposted 24 Days AgoSaved
Remote
Colorado
180K-220K Annually
Senior level
180K-220K Annually
Senior level
Artificial Intelligence • Marketing Tech • Software • Generative AI • Automation
The Senior Software Engineer will design, develop, and deploy AI-driven features, addressing technical challenges, optimizing performance, and collaborating with cross-functional teams.
Top Skills: ReactTypescript
23 Days AgoSaved
Remote
Colorado
Senior level
Senior level
AdTech • Marketing Tech
Develop and maintain WordPress websites, create custom themes and plugins, ensure cross-browser compatibility, and optimize for SEO. Provide guidance on user experience and explore new technologies.
Top Skills: BootstrapCSS3FoundationGitHTML5JavaJavaScriptJqueryPHPPythonSassWordpress
Reposted 6 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Gaming • Software
As a Senior Frontend Engineer, you will develop and maintain the Chess.com platform, troubleshoot issues, and work with design and development teams to enhance user experience.
Top Skills: CSSScssTypescriptVue
Reposted 6 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Blockchain • Cryptocurrency • NFT
Develop and optimize the Courtyard.io collectibles marketplace, focusing on building efficient, maintainable web applications using Typescript and Next.js. Collaborate with engineers and stakeholders to shape the tech roadmap and enhance user experience.
Top Skills: AWSGCPNext.JsTerraformTypescript
Reposted 6 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Healthtech • Software
As a Senior Front-End Developer, you'll build responsive React/TypeScript interfaces, contribute to shared design systems, and collaborate with teams to enhance user interaction in healthcare technology.
Top Skills: AdobeBashConfluenceCSSExpressFigmaGitGraphQLHTMLJavaScriptJIRANode.jsPostgresReactRestSQLTypescript
Reposted 6 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Blockchain • Software
As a Senior Frontend Engineer, you will contribute to the development of Wormhole's SDK and frontend components while ensuring best practices in secure frontend development.
Top Skills: Typescript
Reposted 6 Hours AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
162K-220K Annually
Senior level
162K-220K Annually
Senior level
Software
As a Staff Engineer, you will lead technical projects, develop consumer flows, mentor engineers, and collaborate cross-functionally to enhance customer experiences.
Top Skills: MongodbPostgresRuby on RailsReactRubySnowflake
Reposted 6 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Big Data • Marketing Tech • Analytics
As a Senior Frontend Engineer, you will develop and integrate responsive web components, improve existing code, and collaborate in Agile environments to enhance a D2C website's functionality.
Top Skills: AngularAWSChart.JsCSSD3GitHTMLJavaScriptJestJSONNpmReactReduxTypescriptWebpack
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YesterdaySaved
Remote
Colorado
94K-117K Annually
Senior level
94K-117K Annually
Senior level
Energy • Manufacturing • Solar • Renewable Energy
The role involves defining, developing, and evolving frontend software, providing technical leadership, collaborating on product requirements, and ensuring product quality in a fast-paced, agile environment.
Top Skills: AngularAWSAzureCSS3GCPGraphQLHTML5PythonRestful ApisTypescript
YesterdaySaved
Remote
Colorado
200K-220K Annually
Senior level
200K-220K Annually
Senior level
Software • Cryptocurrency • Web3
The Sr. Software Engineer will lead the migration of mobile platforms to a Flutter/Dart codebase while maintaining and enhancing the existing iOS application. Responsibilities include collaboration across teams, troubleshooting performance issues, and mentoring other engineers.
Top Skills: App Store ConnectDartFastlaneFirebaseFlutteriOSSwiftTestflightXcode Instruments
YesterdaySaved
Remote
Colorado
200K-220K Annually
Senior level
200K-220K Annually
Senior level
Software • Cryptocurrency • Web3
Lead the development of scalable web applications, optimizing performance, mentoring junior developers, and collaborating cross-functionally to ensure high code quality and deployment practices.
Top Skills: AWSCSS3GCPGitHTML5JavaScriptNext.JsReactTypescript
Reposted 12 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Artificial Intelligence • Big Data • Internet of Things • Software
We are seeking a Senior Frontend Software Engineer to build advanced web applications using JavaScript and ReactJS, collaborating with a team to enhance user experiences.
Top Skills: AjaxCSS3GitHTML5JavaScriptJqueryLessReactReduxRestful ServicesSass
Reposted 24 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Artificial Intelligence • Cloud • Information Technology • Software
Seeking a Staff Frontend Engineer to create user-centric experiences for agent-native workflows, collaborating with designers and engineers on innovative solutions. Responsibilities include building intuitive interfaces, optimizing performance, and shaping a developer-friendly product.
Top Skills: CanvasClaude CodeD3McpNext.JsReactRest ApisStorybookSwcTypescriptVisxViteWebgl
Reposted 2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Senior level
Senior level
Cloud • Software
The Senior Front-End Software Engineer will create high-quality React applications, manage UI architecture, and leverage AI tools for development optimization, while collaborating in an Agile team.
Top Skills: BabelJavaScriptReactRestful ApisTypescriptViteWebpack
2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
89K-287K Annually
Senior level
89K-287K Annually
Senior level
3D Printing • Artificial Intelligence • Software • Design
Miris seeks a Front End UI Engineer to develop a customer web portal using Vue.js and TypeScript, focusing on user authentication, analytics, and integrations. Responsibilities include collaborating on UX designs and ensuring a responsive interface.
Top Skills: AWSEmscriptenOauthRestful ApisSsoTypescriptVueWebglWebgpu
Reposted 2 Days AgoSaved
Remote
Colorado
Senior level
Senior level
News + Entertainment • Software • Web3
The Senior Frontend Developer will architect and develop advanced web applications using Next.js and TypeScript, optimize performance, and lead design efforts. Responsibilities include mentoring junior developers and collaborating on API integrations.
Top Skills: CSS3GitGraphQLHTML5JavaScriptJestNext.JsReact Testing LibraryReactReduxRestful ApisSassStyled-ComponentsTailwind CssTypescriptViteWebpackZustand
Reposted 2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
160K-190K Annually
Senior level
160K-190K Annually
Senior level
Blockchain • Fintech • Social Media • Cryptocurrency • NFT • Web3
Seeking an experienced front-end engineer to enhance trading features, collaborate with cross-functional teams, and maintain scalable user interfaces.
Top Skills: PythonReactReact NativeSolidityWeb3
Reposted 2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Senior level
Senior level
Software • Web3
The Senior Frontend Engineer bridges design and engineering, driving technical innovation and improving UI/UX across platforms while mentoring team members.
Top Skills: Adobe XdCSSFigmaHTMLReactSketchTailwindTypescript
Reposted 2 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
Senior level
Senior level
Software
As a Senior Front-End Engineer, you will develop web applications for Osmosis DEX and Polaris, collaborating on features, architecture, and enhancements.
Top Skills: BlockchainsGoReactTypescriptWeb 3.0
Reposted 4 Days AgoSaved
Remote
Colorado
Senior level
Senior level
AdTech • Artificial Intelligence • Marketing Tech
Design, develop, and maintain web applications using modern technologies. Write tests, troubleshoot, participate in code reviews, and collaborate with designers. Requires 5+ years of experience with React.js and 3+ with TypeScript.
Top Skills: React Hook FormReactRedux ToolkitShadcn UiTailwind CssTypescriptVite
Reposted 4 Days AgoSaved
In-Office or Remote
Colorado
Senior level
Senior level
Artificial Intelligence • Software
As a Senior Frontend Engineer at Wordly, you'll lead frontend engineering projects, create user experiences, and mentor other engineers while ensuring high-quality software delivery.
Top Skills: AngularCi/CdGitGitlabJavaScriptJenkinsNext.JsReactTravisciTypescriptVue
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