Top Front End Developer Jobs in Denver & Boulder, CO

Reposted 12 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 2 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 24 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 4 Days 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
5 Days AgoSaved
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
Reposted 5 Hours AgoSaved
Remote
Colorado
Senior level
Senior level
Artificial Intelligence
Build and ship geospatial web applications as a Senior Front-End Engineer, focusing on interactive UI features in a TypeScript/React environment.
Top Skills: CesiumMaterial UiMuiReactTypescript
Reposted 5 Hours 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
Reposted 5 Hours AgoSaved
Remote
Colorado
35-35 Annually
Mid level
35-35 Annually
Mid level
Cloud • Information Technology • Software • Cybersecurity • Infrastructure as a Service (IaaS) • Data Privacy
As a Frontend Engineer at Files.com, you'll develop robust features using React and TypeScript, architect scalable systems, and collaborate across teams to improve usability for enterprise customers.
Top Skills: AWSCypressJestReactTypescriptVercel
YesterdaySaved
Remote
Colorado
35K-50K Annually
Entry level
35K-50K Annually
Entry level
Agency • HR Tech • Information Technology • Professional Services
The Front-End Developer will create and maintain web applications using HTML, CSS, and JavaScript, focusing on automation and software delivery processes.
Top Skills: Ci/CdCSSHTMLJavaScript
YesterdaySaved
Remote
Colorado
Senior level
Senior level
Software • Cryptocurrency
The Frontend Engineer will design and maintain backend systems for growth initiatives, focusing on A/B testing frameworks, microservices, and performance metrics, while collaborating cross-functionally.
Top Skills: NestjsNode.jsTypescript
7 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 7 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
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3 Days AgoSaved
Remote
Colorado
100K-175K Annually
Mid level
100K-175K Annually
Mid level
Healthtech • Information Technology • Software
As a Frontend Engineer, you will develop and maintain Outlive's web experience, focusing on usability and integrating payment systems, while ensuring high-quality standards in design and engineering practices.
Top Skills: FirebaseNext.JsPlaywrightPosthogReactReact Testing LibraryReact-Stripe-JsSentryStripe.JsTamaguiTanstack QueryVitest
3 Days AgoSaved
Remote
Colorado
100K-175K Annually
Mid level
100K-175K Annually
Mid level
Healthtech • Information Technology • Software
As a Mobile Frontend Engineer at Outlive, you will develop and maintain a React Native application for iOS and Android, implement user experiences, integrate APIs, and ensure accessibility while collaborating closely with product, design, and backend teams.
Top Skills: @React-Native-Firebase/Messaging@Stripe/Stripe-React-NativeDetoxEasExpoExpo-RouterFirebaseGithub ActionsJestNotifeePosthogReact NativeSentryTamaguiTanstack Query
Reposted 4 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
10 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 5 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 5 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 5 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 5 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
6 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 6 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
8 Days AgoSaved
Remote
Colorado
75-105 Hourly
Mid level
75-105 Hourly
Mid level
Edtech
The Frontend Engineer will focus on improving product accessibility based on audit findings, enhancing coding standards, and ensuring WCAG compliance.
Top Skills: AriaCSSFlexboxGridHTMLJawsNvdaReactTypescriptVoiceover
Reposted 13 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 13 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
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