Top Front End Developer Jobs in Denver & Boulder, CO

Reposted 7 Days AgoSaved
Remote
Colorado
170K-230K Annually
Senior level
170K-230K Annually
Senior level
Healthtech • Pet
The Staff Frontend Engineer will lead frontend architecture, build high-performance React applications, mentor junior engineers, and collaborate closely with product teams to enhance user experiences.
Top Skills: ClickhouseDjangoDjango Rest FrameworkElasticsearchGitJavaScriptPostgresPythonReactReact NativeRedisTypescript
Reposted 20 Days AgoSaved
In-Office or Remote
Colorado
65-90 Hourly
Senior level
65-90 Hourly
Senior level
Food • Healthtech • Information Technology • Other
Youtopia Marketplace seeks a Senior Front-End Engineer to develop high-performance UIs using Angular and Ionic for a 6-month contract, focusing on user experience and mobile application engineering.
Top Skills: AngularIonicRxjsSignal FormsSignalsTypescript
Reposted 3 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Artificial Intelligence
Build sophisticated user interfaces for AI and blockchain interactions, including monitoring tools and decentralized application interfaces, while collaborating across teams for seamless user experience.
Top Skills: Api DesignBackend DevelopmentCSSHTMLLinuxReactTypescriptWeb3
YesterdaySaved
Hybrid
Colorado
135K-165K Annually
Senior level
135K-165K Annually
Senior level
Information Technology • Insurance • Software
As a Principal Software Engineer, you will lead frontend development using React and TypeScript, mentor teams, and drive technical excellence in high-impact web applications. Responsibilities include designing scalable systems, optimizing performance, and collaborating with cross-functional teams.
Top Skills: ReactTypescriptWeb Apis
Reposted YesterdaySaved
Hybrid
Colorado
135K-150K Annually
Senior level
135K-150K Annually
Senior level
Food • Healthtech • Information Technology • Other
Develop and maintain engaging web and mobile applications using Ionic and Angular. Collaborate on front-end requirements and ensure high-quality, maintainable code while mentoring junior engineers.
Top Skills: AngularAzure DevopsCapacitorCSS3FigmaGraphQLHTML5Ionic FrameworkJasmineJavaScriptKarmaNgrxRestful ApiRxjsTypescript
Reposted YesterdaySaved
Hybrid
Colorado
135K-150K Annually
Senior level
135K-150K Annually
Senior level
Food • Healthtech • Information Technology • Other
Develop and maintain responsive web and mobile applications using Ionic and Angular. Collaborate with teams, integrate APIs, and optimize UI components.
Top Skills: AngularCapacitorCSS3FigmaGraphQLHTML5Ionic FrameworkJavaScriptRestful ApiRxjsTypescript
Reposted 4 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
125K-165K Annually
Senior level
125K-165K Annually
Senior level
Cloud • Information Technology • Security • Software
Lead and architect features for the Risk Cloud platform using Front-End technologies. Collaborate with teams, implement best practices, and ensure high quality through testing and optimization.
Top Skills: AngularAnsibleAWSConfluenceCypressDockerGoogle SuiteGitlabGoJasmineJavaJIRAJunitKarmaKotlinKubernetesNeo4JPostgresRabbitMQRedisSassSlackTerraformTypescriptWebpack
Reposted 5 Days AgoSaved
Easy Apply
Remote
Colorado
Easy Apply
142K-210K Annually
Junior
142K-210K Annually
Junior
Big Data • Fintech • Mobile • Payments • Financial Services
Develop and optimize frontend systems for the Purchasing Integrations team using JavaScript frameworks, while ensuring performance and integration within diverse merchant environments.
Top Skills: JavaScriptKotlinPythonReactSdkTypescriptVue
Reposted 10 Days AgoSaved
Remote
Colorado
Junior
Junior
Information Technology
Develop innovative UI and web systems, managing project priorities and deadlines while working within a collaborative team environment.
Top Skills: CSSHTMLJavaScriptTypescript
Reposted 11 Minutes AgoSaved
In-Office
Colorado
Senior level
Senior level
Artificial Intelligence • Information Technology • Internet of Things • Software • Automation
The Front End Developer will build web applications using React, work with RESTful services, and handle authentication using SAML or JWT while collaborating in an agile environment.
Top Skills: AnsibleAWSDropwizardGitJSONJwtKafkaReactRestful ServicesSAMLSamza
Reposted 11 Minutes 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
YesterdaySaved
Remote
Colorado
120K-170K Annually
Mid level
120K-170K Annually
Mid level
Information Technology • Business Intelligence • Consulting
The Frontend Engineer role involves developing scalable web applications using Angular, ensuring high-quality user experiences, optimizing performance, and collaborating with backend teams. Responsibilities include code reviews, testing, and supporting deployment processes.
Top Skills: AngularCSS3DockerGitHTML5JavaScriptJSONPlaywrightRestful ApisRxjsScssTypescriptUnix/LinuxVitest
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YesterdaySaved
Remote
Colorado
Mid level
Mid level
Software • Consulting
The Front-End Engineer will develop and optimize production React applications, collaborating with cross-functional teams to deliver high-quality UIs and maintain component libraries.
Top Skills: Ai ToolsAzureGraphQLNext.JsNode.jsPlaywrightReactReact QueryReduxRestStorybookTailwind CssTypescriptVitestZustand
2 Days AgoSaved
Remote
Colorado
200K-270K Annually
Senior level
200K-270K Annually
Senior level
Software • Cryptocurrency
The Staff Frontend Engineer will develop shared frontend libraries, enhance performance, and manage a design system to improve user experiences.
Top Skills: ReactTypescript
Reposted 2 Days AgoSaved
Remote
Colorado
Junior
Junior
Blockchain • Fintech • Software • Financial Services • Cryptocurrency
Build front-end features for Backpack Exchange, optimize performance, and manage projects from start to finish with a focus on React.
Top Skills: React
3 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Blockchain
Develop user-facing features using Vue.js, collaborate with back-end engineers, optimize performance, maintain code quality, and stay updated on blockchain trends.
Top Skills: CSS3GrpcHTML5JavaScriptNuxt.JsRestTailwind CssVue
3 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Blockchain • Fintech • Cryptocurrency • Web3
The Front-End Developer will create user interfaces using Vue.js, optimize application performance, collaborate with teams, and maintain code quality through testing and reviews.
Top Skills: CSS3GrpcHTML5JavaScriptNuxt.JsRestTailwind CssVue
Reposted 4 Days AgoSaved
Remote
Colorado
Internship
Internship
Fitness • Healthtech • Payments • Software
As a Front-End Developer Intern, you will design and build web applications, collaborate with teams, participate in code reviews, and maintain code quality.
Top Skills: CSSGitHTMLJavaScriptJqueryReactTypescript
Reposted 4 Days AgoSaved
Remote
Colorado
Junior
Junior
Artificial Intelligence • Information Technology • Software • Generative AI
The Frontend Engineer will develop user interfaces utilizing React and other technologies to enhance community knowledge organization and data interaction.
Top Skills: ArweaveEmotionGraphQLIpfsLegend StatePolygonReactThe Graph
Reposted 5 Days AgoSaved
Remote
Colorado
120K-150K Annually
Mid level
120K-150K Annually
Mid level
Fintech • Financial Services
As a Front End Engineer, you will build polished front-end experiences for Decile Hub, using a Rails codebase and ensuring UI consistency and quality. You will work closely with product and design teams to implement functional and aesthetically pleasing user interfaces while utilizing AI tools to enhance your workflow.
Top Skills: Ai Coding ToolsCSSHotwireHTMLJavaScriptRuby on RailsStimulusTurbo
Reposted 6 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 7 Days AgoSaved
Remote
Colorado
150K-200K Annually
Mid level
150K-200K Annually
Mid level
Angel or VC Firm
As a Frontend Engineer at UpDoc, you will develop and maintain patient and provider applications using SvelteKit and TypeScript, ensuring reliable data flows and user accessibility.
Top Skills: Apple HealthkitCapacitorKotlinSvelteSveltekitSwiftTailwind CssTypescript
Reposted 8 Days AgoSaved
Remote
Colorado
175K-200K Annually
Senior level
175K-200K Annually
Senior level
Healthtech • HR Tech • Sales • Social Impact • Software
As a Staff Front End Engineer, you will lead the front end vision, drive architecture decisions, and mentor engineers while developing high-impact web applications in a collaborative environment.
Top Skills: JavaScriptReactReact NativeTypescriptWebpack
8 Days AgoSaved
Remote
Colorado
204K-255K Annually
Expert/Leader
204K-255K Annually
Expert/Leader
Real Estate • Travel • PropTech
As a Staff Frontend Engineer, you will enhance Airbnb's client tech stack by empowering product teams, optimizing infrastructure, and mentoring engineers.
Top Skills: GraphQLRest ApisTypescript
Reposted 8 Days AgoSaved
Remote
Colorado
160K-220K Annually
Senior level
160K-220K Annually
Senior level
Fintech • Payments • Software • Financial Services
The Frontend Engineer will lead the development of applications using React, focusing on user experience and collaborating with cross-functional teams to improve frontend architecture and address user needs.
Top Skills: React
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