Top Front End Developer Jobs in Denver & Boulder, CO

Reposted 13 Days AgoSaved
Remote
Colorado
170K-225K Annually
Expert/Leader
170K-225K Annually
Expert/Leader
Artificial Intelligence • Machine Learning • Software • Defense
Develop and implement advanced UI applications for defense intelligence using TypeScript and React, mentoring junior engineers and collaborating with cross-functional teams.
Top Skills: Node.jsOpensearchPostgresReactTailwindTypescript
Reposted 13 Days AgoSaved
In-Office
Colorado
175K-230K Annually
Expert/Leader
175K-230K Annually
Expert/Leader
Aerospace • Artificial Intelligence • Hardware • Machine Learning • Software • Defense • Manufacturing
Lead the frontend technical direction for spacecraft modeling and simulation software, driving strategic initiatives, mentoring engineers, and shaping product direction.
Top Skills: CSSGraphQLGrpcHTMLJavaScriptReactRestThree.JsTypescriptWebglWebsockets
Reposted 10 Days AgoSaved
In-Office
Colorado
103K-170K Annually
Mid level
103K-170K Annually
Mid level
AdTech
Design, implement, and maintain data-focused products as part of a distributed team, ensuring high-quality code and user interfaces.
Top Skills: C#JavaJavaScriptNode.jsReactSQLTypescript
Reposted 10 Days 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
Reposted 10 Days AgoSaved
Remote or Hybrid
Colorado
250K-300K Annually
Expert/Leader
250K-300K Annually
Expert/Leader
Cloud • Digital Media • Enterprise Web • Marketing Tech • Software
Lead frontend engineering at ClickUp by driving technical architecture strategy, solving complex challenges, mentoring engineers, and ensuring high-quality systems while collaborating across teams.
Top Skills: Angular 2+NgrxReactRxjsTypescript
Reposted 10 Days AgoSaved
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
11 Days AgoSaved
Remote
Colorado
100K-160K Annually
Mid level
100K-160K Annually
Mid level
Blockchain • Software • Financial Services • Cryptocurrency
The Frontend Engineer will develop high-performance trading UIs for a decentralized exchange platform, manage state across various blockchains, and implement reliable transaction handling features.
Top Skills: JavaScriptReactTypescriptWebsockets
Reposted 11 Days AgoSaved
In-Office or Remote
Colorado
130K-160K Annually
Mid level
130K-160K Annually
Mid level
Software
As an Intermediate Front End Engineer, you'll collaborate with designers and engineers to develop user-focused features, maintain core products, and ensure code quality and security.
Top Skills: DefiFigmaWeb3
Reposted 12 Days AgoSaved
Remote
Colorado
Junior
Junior
Software
The Frontend Engineer will collaborate with design and product teams to create responsive user interfaces, write maintainable code, and optimize performance for a financial platform.
Top Skills: AWSCSSHTMLJavaJavaScriptReact
Reposted 18 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 18 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 13 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 13 Days AgoSaved
Remote or Hybrid
Colorado
Mid level
Mid level
Artificial Intelligence • Information Technology • Software
Design user interfaces and workflows in Figma, implement designs using Vue.js and Next.js, and collaborate with backend engineers on API integration.
Top Skills: GraphQLModern CssNext.JsRest ApisTypescriptVueWebsocket
Reposted 13 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
Reposted 19 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
Reposted 19 Days AgoSaved
Remote
Colorado
200K-245K Annually
Senior level
200K-245K Annually
Senior level
Mobile • Real Estate • Software • Database • Analytics
Lead architecture and implementation of a new frontend platform, define org-wide frontend best practices, mentor engineers, collaborate with product/design/backend, operationalize tools and CI/CD, drive cross-team initiatives, and ensure high-performance, maintainable, and accessible frontend systems.
Top Skills: CSSHTML5Javascript (Es6+)ReactTypescript
Reposted 15 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 17 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Artificial Intelligence • Information Technology
Seeking a skilled Front-End React Developer with 3-5 years of experience to develop responsive web applications, optimize performance, and collaborate in an agile environment.
Top Skills: BabelCSS3GitGraphQLHTML5JavaScriptMobxNpmReactReduxRestful ApisWebpack
Reposted 23 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 23 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
Reposted 18 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
Reposted 19 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Financial Services
Own front-end development of web applications using React and TypeScript. Build reusable components, collaborate with design/backend/AI teams, integrate APIs, optimize performance and accessibility, and iterate via A/B testing and analytics.
Top Skills: CypressD3.JsGraphQLJavaScriptJestNext.JsPythonReactRechartsRestScssTailwindTypescript
Reposted 20 Days AgoSaved
Remote
Colorado
270K-375K Annually
Senior level
270K-375K Annually
Senior level
Artificial Intelligence • Productivity • Software
The Senior Staff Frontend Engineer will lead major frontend initiatives, contributing to application architecture, performance, and user experience while collaborating with engineers across the stack.
Top Skills: Ai AgentsFrontend TechnologiesMicro Frontends
Reposted 11 Days AgoSaved
Remote
Colorado
Mid level
Mid level
Big Data
The Software Engineer (Frontend) at Metabase will develop user-friendly data tools, leveraging React and CSS while ensuring optimal communication and coding practices.
Top Skills: CSSJavaScriptReactRedux
21 Days AgoSaved
Remote
Colorado
150K-150K Annually
Mid level
150K-150K Annually
Mid level
Mobile • Software
The Frontend Developer will design, build, and enhance user interfaces, collaborate with project teams, maintain responsive designs, debug issues, and ensure high performance.
Top Skills: AWSJestReactReduxRestful ApisTesting LibraryTypescriptViteVitestWebpackWebsocketsZustand
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