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

Reposted 8 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 20 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 10 Hours AgoSaved
Remote or Hybrid
Colorado
145K-170K Annually
Senior level
145K-170K Annually
Senior level
Big Data • Fintech • Information Technology • Insurance • Software
Lead the evolution of the frontend platform, design complex user interfaces, provide technical leadership, and optimize CI/CD infrastructure for a scalable experience.
Top Skills: CircleCICypressGraphQLJestNextjsNxPlaywrightReactReact Testing LibraryRemixVitest
YesterdaySaved
Hybrid
Colorado
135K-165K Annually
Senior level
135K-165K Annually
Senior level
Information Technology • Insurance • Software
The Principal Software Engineer will lead front-end development using React, mentor teams, and oversee high-performance web applications in a collaborative environment.
Top Skills: ReactTypescriptWeb Apis
3 Days AgoSaved
In-Office
Colorado
185K-320K Annually
Senior level
185K-320K Annually
Senior level
Aerospace • Artificial Intelligence • Hardware • Machine Learning • Software • Defense • Manufacturing
Lead the development of front-end architecture for spacecraft modeling software, drive cross-functional initiatives, mentor engineers, and influence product strategy.
Top Skills: CSSGraphQLGrpcHTMLJavaScriptReactRestTypescriptWebsockets
Reposted 10 Hours AgoSaved
Remote
Colorado
200K-245K Annually
Senior level
200K-245K Annually
Senior level
Machine Learning • Software
The Sr/Staff Frontend Engineer will develop new web applications, enhance UI experiences, architect solutions, and collaborate with various stakeholders to ensure a scalable and secure platform.
Top Skills: APIsCSSGitHTMLJavaScriptJIRAMicro-ServicesTypescript
6 Days AgoSaved
In-Office
Colorado
122K-157K Annually
Senior level
122K-157K Annually
Senior level
Aerospace • Hardware • Machine Learning • Software • App development • Defense • Data Privacy
Lead a team to develop user interfaces for mission-critical solutions. Responsibilities include code contributions, guidance, task assignments, and maintaining CI/CD pipelines.
Top Skills: IonicNode.jsTauriTypescriptVue
Reposted YesterdaySaved
Remote or Hybrid
Colorado
200K-250K Annually
Senior level
200K-250K Annually
Senior level
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
The Staff Frontend Engineer will lead frontend system development, architect scalable solutions, mentor engineers, and drive best practices while collaborating cross-functionally.
Top Skills: Angular 2+JestNgrxPlaywrightReactRxjsTypescriptVite
2 Days AgoSaved
Remote
Colorado
123K-184K Annually
Senior level
123K-184K Annually
Senior level
Artificial Intelligence • Information Technology • Consulting
The role involves designing and building internal web applications for Nebius, focusing on automating data center operations and developing user interfaces for infrastructure management.
Top Skills: DockerJavaScriptLinuxReactTypescript
Reposted 9 Days AgoSaved
Remote
Colorado
160K-300K Annually
Senior level
160K-300K Annually
Senior level
Transportation
The role involves developing high-quality front-end software for freight logistics, mentoring junior engineers, and collaborating on customer experience projects using advanced frameworks.
Top Skills: AngularFlutterGraphQLJavaScriptReactReact NativeTypescript
Reposted 9 Days AgoSaved
Remote
Colorado
160K-300K Annually
Senior level
160K-300K Annually
Senior level
Transportation
Develop and deliver high-quality front-end software for freight logistics. Lead design, mentor junior engineers, and enhance customer experiences using modern frameworks.
Top Skills: AngularFlutterGraph QlJavaScriptReact NativeTypescript
Reposted 4 Days AgoSaved
Remote
Colorado
Senior level
Senior level
AdTech • Artificial Intelligence • Marketing Tech
As a Lead Frontend Engineer, you will shape the frontend architecture, lead a team of engineers, and ensure high standards of quality and speed for an AI-driven product.
Top Skills: Next.JsReact Hook FormReactRedux ToolkitRtk QueryShadcn/UiTailwind CssTypescript
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Reposted 4 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Software • Web3
As a Lead Front-End Engineer, you'll own UI architecture, mentor team members, manage technical initiatives, and drive AI-powered feature development.
Top Skills: Ai Coding AssistantsCSSHTMLReactTailwindTypescriptWeb ComponentsWeb Workers
5 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Professional Services • Consulting • Automation • Manufacturing
The UI Frontend Developer will design and develop responsive web applications, coordinate with backend developers, and create modular components, while ensuring high-quality coding standards.
Top Skills: Adobe PhotoshopAngularAWSAzureCloud ComputingCSSGimpGitHTML5HypervIllustratorJavaScriptJSONLinuxPythonRest ApisSQLTypescriptVMware
Reposted 10 Days AgoSaved
In-Office
Colorado
155K-200K Annually
Senior level
155K-200K Annually
Senior level
Aerospace • Artificial Intelligence • Hardware • Machine Learning • Software • Defense • Manufacturing
The Sr. Software Engineer, Front End will develop 2D and 3D frontend features, drive architectural direction, mentor junior engineers, and address technical debt under high accountability in a complex simulation environment.
Top Skills: CSSGrpcHTMLJavaScriptReactReact Testing LibraryRestTypescriptVitestWebsocket
6 Days AgoSaved
Remote
Colorado
Senior level
Senior level
eCommerce • Information Technology • Software • App development
The Lead Front-End Developer will lead frontend initiatives, ensuring an optimal user experience, architecting solutions, and mentoring developers.
Top Skills: BitbucketCSSGitHTMLJavaScriptReact
Reposted 6 Days AgoSaved
Remote
Colorado
7-7 Annually
Senior level
7-7 Annually
Senior level
Artificial Intelligence • Fintech • Software • Financial Services
As a Front-End Engineer, you will build and refine user-facing components, ensuring responsiveness, performance, and user experience through collaboration with UI/UX and backend teams.
Top Skills: CSSGitHTMLJavaScriptNpmReactTypescriptVite
Reposted 8 Days AgoSaved
Remote
Colorado
130K-208K Annually
Senior level
130K-208K Annually
Senior level
Database • Analytics
As a Senior Frontend Engineer, you will build and enhance features for a high-performance observability platform, focusing on user experience and community engagement.
Top Skills: DockerJavaScriptNext.JsReactTypescript
9 Days AgoSaved
Remote
Colorado
170K-253K Annually
Senior level
170K-253K Annually
Senior level
Gaming • Mobile
The Staff Front End Engineer will lead technical direction, improve app features, mentor engineers, and collaborate with cross-functional teams using React Native.
Top Skills: C++Ci/CdExpoGithub ActionsJavaJavaScriptKotlinObjective-CReact NativeSwiftTypescriptUnity
Reposted 14 Days AgoSaved
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 14 Days AgoSaved
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
11 Days AgoSaved
Remote
Colorado
3K-5K Hourly
Senior level
3K-5K Hourly
Senior level
Information Technology • Professional Services
As a Senior Frontend Engineer at Cinch, you'll lead the modernization and performance optimization of React-based user interfaces, collaborate with cross-functional teams, and architect scalable UI systems with a focus on AI-driven experiences.
Top Skills: AWSDjangoDockerJavaScriptPythonReactSocket.IoTypescriptWebsockets
11 Days AgoSaved
Remote
Colorado
Senior level
Senior level
Information Technology • Professional Services • Analytics • Consulting
The Front End Engineer will lead teams in front-end development, establish coding standards, consult on architecture, and ensure high-quality web applications.
Top Skills: Adobe Experience ManagerJavaScriptModern Build ToolsReact
18 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 13 Days AgoSaved
Remote
Colorado
160K-190K Annually
Senior level
160K-190K Annually
Senior level
Artificial Intelligence • Fintech • Software • Financial Services
As a Senior Frontend Engineer, you will lead frontend architecture, collaborate across teams, ensure quality, and mentor contributing engineers while integrating AI features.
Top Skills: DatadogFigmaGraphQLPythonRuby on RailsReactRestful ApisTypescript
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